M52749FP MITSUBISHI | Alldatasheet
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MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR 251 OSD BLK IN M52749FP INPUT(R) VCC1(R) OSD IN (R) GND 1 (R) INPUT(G) VCC1 (G) OSD IN (G) GND 1 (G) INPUT (B) VCC1 (B) OSD IN (B) GND 1 (B) VCC=5V VCC 2 OUTPUT(R) GND 2 OUTPUT(G) Contrast ref. Main Brightness OUTPUT(B) Contrast cont. Retrace BLK IN D/A OUT1 D/A OUT3 D/A OUT4 GND(5V) SDA D/A OUT2 SCLClamp Pulse IN INPUT(SOG) ABL IN NC SOG Sep OUT NC GND GND GND 37 NC NC D/A OUT5 DISCRIPTION M52749FP is Semiconductor Integrated Circuit for CRT Display Monitor. It includes OSD Blanking,OSD Mixing,Retrace Blanking,Wide Band Amplifier,Brightness Control. Main/Sub Contrast and OSD AdjustFunction .
- Frequency Band Width: RGB 180MHz(3Vp-p at -3dB) OSD 80MHz Input : RGB 0.7Vp-p(Typ) OSD 3Vp-p minimum(positive) BLK(for OSD) 3Vp-p minimum(positive) Retrace BLK 3Vp-p minimum(positive) Output : RGB 5.5Vp-p(maximum) OSD 3.5Vp-p(maximum)
- Main Contrast , Sub Contrast , OSD Adjust and 5ch D/A OUT can be controlled by I2C Bus. STRUCTURE Bipolar Silicon Monolithic IC APPLICATION CRT Display Monitor RECOMMENDED OPERATING CONDITIONS Supply Voltage Range 11.5V~12.5V(V3,V8,V12,V42) 4.5V~5.5V(V19) Rated Supply Voltage 12.0V(V3,V8,V12,V42) 5.0V(V19) MAJOR SPECIFICATION Bus Controlled 3ch Video Pre-Amp with OSD Mixing Function and Retrace Blanking Function
FEATURES
Package:42P9R
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR SCL Vcc 5V (DIGITAL) SDA DAC o u t p u tClamp Pulse IN Main Brightness R INPUT R Vcc 12V R OUTPUT R OSD IN CLAMP SUB CONTRAST MAIN CONTRAST OSD MIX AMP CLAMP F/B RETRACE BLANKING Retrace Blanking G INPUT G Vcc 12V G OUTPUT G OSD IN Main Contrast Ref CLAMP MAIN CONTRAST OSD MIX AMP CLAMP F/B RETRACE BLANKING B INPUT B Vcc 12V B OUTPUT B OSD IN CLAMP MAIN CONTRAST OSD MIX AMP CLAMP F/B RETRACE BLANKING Contrast(ABL) IN OSD Blanking DAC OSD LEVEL 4bit Main CONTRAST 8bit BUS I/F B SUB CONT 8bit Vcc=12V 14 1 26 27 28 29 16 31 3034 Sync On Green Sep G INPUT SOG Sep OUT SUB CONTRAST SUB CONTRAST G SUB CONT 8bit R SUB CONT 8bit Fig. 1 Block Diagram Main Contrast Cont 25 393632
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR Absolute Maximum Rating (Ambient temperature: 25 C) Thermal Derating Curve Ambient temperatureTa( C) Permissible power dissipation Pd (mW) attached board -20~+75 Vcc 12 Pd Topr Tstg Vopr12 Vopr'12 13.0 2900 -40~+150 12.0 V mW C C V V Supply voltage(PIN3,8,12,42) Ambient temperature Storage temperature Recommended supply12 Power dissipation voltage range12 Parameter Symbol Rating Unit Vcc 5 6.0 VSupply voltage(PIN19) Vopr'5 4.5~5.5 (TYP 5.0) Vvoltage range5 Vopr5 5.0 VRecommended supply5 2000 1600 1200 800 400 Å|20 25 50 8575 100 125 150 2400 2800 3200 2900
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR (1) Slave address: NO. function bit sub add. Data Byte(up:bit information down:preset) D7 D6 D5 D4 D3 D2 D1 D0
1 Main contrast 8
A07 A06 A05 A04 A03 A02 A01 A00 0 1 0 0 0 0 0 0
2 Sub contrast R 8
A17 A16 A15 A14 A13 A12 A11 A10 1 0 0 0 0 0 0 0
3 Sub contrast G 8
A27 A26 A25 A24 A23 A22 A21 A20 1 0 0 0 0 0 0 0
4 Sub contrast B 8
A37 A36 A35 A34 A33 A32 A31 A30 1 0 0 0 0 0 0 0
5 OSD level 4 - - - - A43 A42 A41 A40
A67 A66 A65 A64 A63 A62 A61 A60 1 0 0 0 0 0 0 0 D/A OUT2 8 08H A77 A76 A75 A74 A73 A72 A71 A70 1 0 0 0 0 0 0 0 D/A OUT3 8 09H A87 A86 A85 A84 A83 A82 A81 A80 1 0 0 0 0 0 0 0 D/A OUT4 8 A97 A96 A95 A94 A93 A92 A91 A90 1 0 0 0 0 0 0 0 00H (2) Each function's sub address: BUS CONTROL TABLE D7 D6 D5 D4 D3 D2 D1 R/W 1 0 0 0 1 0 0 0 =88H 0AHD/A OUT5 8 AA7 AA6 AA5 AA4 AA3 AA2 AA1 AA0 1 0 0 0 0 0 0 0
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR SDA,SCL CHARACTERISTICS parameter symbol MIN MAX unit min. input LOW voltage. max. input HIGH voltage. SCL clock frequency. Time the bus must be free before a new transmission can start. Hold time start condition.After this period the first clock pulse is generated. The LOW period of the clock. The HIGH period of the clock. Srt up time for start condition. (Only relevant for a repeated start condition.) Hold time DATA. Set-up time DATA. Rise time of both SDA and SCL lines. Fall time of both SDA and SCL lines. Set-up time for stop condition. fSCL tBUF tHD:STA tLOW tHIGH tSU:STA tHD:DAT tSU:DAT tR tF tSU:STO VIL VIH -0.5 1.5 V 3.0 5.5 V 0 400 KHz 1.3 0.6 1.3 0.6 0.6 0.1 100 300 300 0.6 us ns ns ns us us us us us tR, tF tBUF tLOW tHIGH tHD:DATtSU:DAT SDA SCL VIL VIH VIL VIH tHD:STA tSU:STA tSU:STO S S P S I C BUS CONTROL SECTION us
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR 256 Circuit current1 Icc1 Icc2 mA110 mA Vomax b SG5 b SG5 b SG5 b SG5 b SG5 b SG5 b SG5 b SG5 b SG5 4.0 4.0 b SG2 Vimax b SG2 Variable 2.0 Gv b SG1 2.0 VC1 b SG1 b SG1 b SG1 b SG1 2.0 2.0 2.0 2.0 VC1 VC2 VC2 VSC1 VSC1 VSC2 VSC2 IA IB 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 VC3 VC3 OUT OUT OUT OUT OUT OUT OUT b SG1 b SG5 a a a a a a a a a a a aa a a a a a a a a15 FFH 255 FFH 255 FFH 255 FFH 255 00H FFH 255 FFH 255 FFH 255 FFH 255 64H 100 FFH 255 C8H 200 64H 100 14H FFH 255 64H 100 64H 100 64H 100 C8H 200 C8H 200 C8H 200 6.0 8.0 Vp-p 1.6 16.5 17.7 19.4 Vp-p dB 0.8 1.0 1.2 15.5 17.0 18.5 dB 0.8 1.0 1.2 10.5 dB 0.8 1.0 1.2 0.2 0.4 0.6 Vp-p 0.8 1.0 1.2 15.5 17.0 18.5 dB 0.8 1.0 1.2 12.0 dB 0.8 1.0 1.2 IN OUT a a a a a a a a a a aa a a a a a a a a 2.0 5.0 FFH 255 130 - - 9.0 12.0 10.5 13.5 Circuit current2 Output dynamic range Maximum input Maximum gain Relative maximum gain Main contrast control characteristics 1 Main contrast control relative characteristics 1 Sub contrast control characteristics 1 Sub contrast control relative characteristics 1 Main contrast control characteristics 2 Main contrast control relative characteristics 2 Main contrast control characteristics 3 Main contrast control relative characteristics3 Sub contrast control characteristics 2 Sub contrast control relative characteristics 2 Variable Note1 Note2 Note3 Note4 Note5 Note6 Note7 Note8 Note9 Note10 Note11 Note13 Note15 Note12 Note14 Note16 FFH 255 MIN TYP MAX No RGB In OSD In CP In 30 34 OSD BLK ABL ReT BLK Bright BUS CTL (H ) SOG In 00H Main cont 01H 02H 03H 04H 06H 07H 08H 09H Sub cont Sub cont Sub cont OSD Adj D/A OUT1 D/A OUT2 D/A OUT3 D/A OUT4 CTL voltage parameter Symbol Test Point(s) Input Standard Unit Re- mark 2 6 11 1 4 9 13 21 7 17 0AH D/A OUT5 Supplementary Table1 Electrical Characteristics (Vcc = 12V,5V; Ta = 25C unless otherwise specified) Gv a
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR 257 VMSC VMSC VB1 VB1 VB2 VB2 VB3 VB3 Vp-p 0.8 1.0 1.2 FC1 FC1 4.03.4 4.6 VSC3 VSC3 ABL control relative characteristics 1 ABL1 ABL1 ABL2 ABL2 2.0 5.0 FFH 255 14H 14H 14H 00H FFH 255 FFH 255 FFH 255 FFH 25517 OUT 2.0 5.0OUT 2.0 4.0OUT 2.0 2.0OUT 4.0 5.0OUT 2.0 5.0OUT 1.0 5.0OUT 5.0OUT C8H 200 C8H 200 C8H 200 C8H 200 FFH 255 FFH 255 FFH 255 FFH 255 0.7 1.2 1.5 Vp-p 0.8 1.0 1.2 4.6 5.4 6.2 Vp-p 2.3 2.8 3.3 0.8 1.0 1.2 Vp-p 0.8 1.0 1.2 3.6 4.0 4.4 -0.3 0 0.3 1.8 2.1 2.4 0.9 1.1 1.3 V -2.0 0 2.5 dB -1.0 0 1.0 dB b SG1 a a a a a a aa a a a a a a a a b SG1 b SG1 b SG3 b SG1 - - a b SG5 b SG5 b SG5 b SG5 b SG5 b SG5 b SG5 a a a a a a a a a a a a a a a a -0.3 0 0.3 -0.3 0 0.3 Note17 Note18 Note19 Note20 Note21 Note22 Note23 Note24 Note25 Note26 Note27 Note29 Note31 Note28 Note30 Note32 Sub contrast control characteristics 3 Sub contrast control relative characteristics 3 Main/sub contrast control characteristics Main/sub contrast control relative characteristics ABL control characteristics 1 ABL control relative characteristics2 ABL control characteristics 2 Brightness control characteristics 1 Brightness control relative characteristics 1 Brightness control characteristics 2 Brightness control relative characteristics 2 Brightness control characteristics 3 Brightness control relative characteristics 3 Frequency characteristics 1 (f=50MHz) Frequency relative characteristics 1 (f=50MHz) Variable Vari able V V FFH 255 MIN TYP MAX No RGB In OSD In CP In 30 34 OSD BLK ABL ReT BLK Bright BUS CTL (H ) SOG In 00H Main cont 01H 02H 03H 04H 06H 07H 08H 09H Sub cont Sub cont Sub cont OSD Adj D/A OUT1 D/A OUT2 D/A OUT3 D/A OUT4 CTL voltage parameter Symbol Test Point(s) Input Standard Unit Re- mark 2 6 11 1 4 9 13 21 7 17 0AH D/A OUT5 V V V a a a --- - - -- --- - - -- --- - - -- --- - - -- --- - - -- --- - - -- --- - - --
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR 258 FC2 FC2 Crosstalk 1 (f=50MHz) Crosstalk 1 (f=180MHz) CT1 CT1' Tr Tf VthCP WCP CT2 CT2' CT3 CT3' FC1' FC1' 5.0 00H FFH 255 FFH 255 FFH 255 FFH 25533 OUT FFH 255 FFH 255 FFH 255 5.0OUT 5.0OUT(33) OUT(38) 2 b SG3 6 a 11a 5.0 2 a 6 b SG3 11a 5.0 2 a 6 a 11b SG3 5.0OUT 5.0 2 b SG3 6 a 11a 5.0OUT(33) OUT(41) 2 a 6 b SG3 11a 5.0OUT(38) OUT(41) 2 a 6 a 11b SG3 5.0OUT 2.0 5.0OUT 2.0 5.0OUT b SG5 Variable FFH 255 FFH 255 -3.0 0 3.0 dB -1.0 0 1.0 dB -3.0 3.0 5.0 dB -1.0 0 1.0 dB -25 -20 dB -20 -15 dB -25 -20 dB -20 -15 dB -25 -20 dB -20 -15 dB 2.0 2.0 nS nS 1.0 1.5 2.0 V 0.2 - uS b SG3 b SG3 - - - - a a a a a a 5V a a a a a a aa a a a a a a a a a a a a a a a a a a a a a a b SG5 b SG5 b SG5 Variable a a a a a a a a a a a a a a a a a a a a b SG1 b SG1 b SG1 b SG1 2.8 2.8 OUT(33) OUT(38) OUT(33) OUT(41) OUT(38) OUT(41) Frequency characteristics 1 (f=180MHz) Frequency relative characteristics 1 (f=180MHz) Frequency characteristics 2 (f=180MHz) Frequency relative characteristics 2 (f=180MHz) Crosstalk 2 (f=50MHz) Crosstalk 2 (f=180MHz) Crosstalk 3 (f=50MHz) Crosstalk 3 (f=180MHz) Pulse characteristics 1 (3Vp-p) Pulse characteristics 2 (3Vp-p) Clamp pulse threshold voltage Clamp pulse minimum width Note33 Note34 Note35 Note36 Note37 Note38 Note39 Note40 Note41 Note42 Note43 Note44 Note45 Note46 Variable Variable Variable Variable Variable Variable Variable Variable Variable Variable Vari able Vari able Vari able - - - - FFH 255 MIN TYP MAX No RGB In OSD In CP In 30 34 OSD BLK ABL ReT BLK Bright BUS CTL (H ) SOG In 00H Main cont 01H 02H 03H 04H 06H 07H 08H 09H Sub cont Sub cont Sub cont OSD Adj D/A OUT1 D/A OUT2 D/A OUT3 D/A OUT4 CTL voltage parameter Symbol Test Point(s) Input Standard Unit Re- mark 2 6 11 1 4 9 13 21 7 17 0AH D/A OUT5
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR 259 Oaj1 Oaj1 HBLK1 VthRET Oaj3 Oaj3 VthOSD VthBLK OTr OTf SS - NV SS - SV 2.0 5.0 08H FFH 255 FFH 255 FFH 255 FFH 25547 OUT FFH 255 FFH 255 FFH 255 ns FFH 255 2.0 5.0OUT 2.0 5.0OUT 2.0 5.0OUT 2.0 5.0OUT 2.0 5.0OUT 2.0 5.0OUT 2.0 5.0OUT 2.0 5.0SonG IN SyncOUT 2.0 5.0SonG IN SyncOUT 0FH 08H 00H 08H 00H 3.0 6.0 3.0 6.0 ns
3.5 Vp-p
0.8 1.0 1.2
1.5 Vp-p
0.8 1.0 1.2 2.2 2.7 3.2 V 2.2 2.7 3.2 V 0.3 V 1.0 1.5 2.0 V 0.03 0.2 Vp-p Vp-p- a a a a a a a a a a a a a aa a a b SG5 b SG5 b SG5 b SG5 b SG5 b SG5 b SG5 b SG5 b SG6 b SG6 b SG6 b SG6 b SG6 Variable b SG6 b SG6a a b SG6 b SG6 Variable a b SG1 b SG7 Variable b SG7 a a b SG4 Variable a a a a a a a a a a a a a a a a Oaj2 Oaj2 2.0 5.0OUT a a b SG5 b SG6 b SG6a
2.8 Vp-p
0.8 1.0 1.2 08H - - OSD pulse characteristics 1 OSD pulse characteristics 2 OSD adjust control characteristics 1 OSD adjust control relative characteristics 1 OSD adjust control characteristics 2 OSD adjust control relative characteristics 2 OSD adjust control characteristics 3 OSD adjust control relative characteristics 3 OSD input threshold voltage OSD BLK input threshold voltage Retrace BLK characteristics 1 Retrace BLK input threshold voltag SOG input maximum noise voltage SOG minimum input voltage Note47 Note48 Note51 Note52 Note53 Note54 Note55 Note56 Note57 Note60 Note61 Note62 b SG4 Variable Note49 Note50 FFH 255 - 0.6 2.8 4.2 2.25 3.35 1.2 1.8 MIN TYP MAX No RGB In OSD In CP In 30 34 OSD BLK ABL ReT BLK Bright BUS CTL (H ) SOG In 00H Main cont 01H 02H 03H 04H 06H 07H 08H 09H Sub cont Sub cont Sub cont OSD Adj D/A OUT1 D/A OUT2 D/A OUT3 D/A OUT4 CTL voltage parameter Symbol Test Point(s) Input Standard Unit Re- mark 2 6 11 1 4 9 13 21 7 17 0AH D/A OUT5
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR 2510 Sync Output Delay Time1 Sync Output Hi Level VSH VSL TDS-F TDS-R VOH VOL IA- DNL VDC VDC mA LSB 2.0 5.0 Sync OUT 2.0 5.0Sync OUT 2.0 5.0Sync OUT 2.0 5.0Sync OUT D /AOUT 2.0 5.0 D /AOUT 2.0 5.0 D /AOUT 2.0 5.0 D /AOUT 2.0 5.0 FFH 255 FFH 255 FFH 255 FFH 255 00H FFH 255 FFH 255 FFH 255 FFH 255 00H 00H 00H 00H 4.5 4.9 5.0 V 0 0.3 0.6 V 0 60 90 ns 0 60 90 ns 4.5 5.0 5.5 0 0.5 1.0 0.18 -1.0 1.0 a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a b SG4 b SG4 b SG4 b SG4 D/A H output voltage D/AOUT input current D/A nonlinearity D/A L output voltage Note63 Note64 Note65 Note66 Note67 Note68 Note69 Note70 Sync Output Lo Level Sync Output Delay Time2 Vari able Vari able Vari able Vari able IA+69a D /AOUT 2.0 5.0aa a a a a D/AOUT output current 00H 00H 00H 00H 00H 00H 00H 00H 00H FFH 255 FFH 255 FFH 255 FFH 255 00H mA1.0 Note69a FFH 255 00H Vari able 00H MIN TYP MAX No RGB In OSD In CP In 30 34 OSD BLK ABL ReT BLK Bright BUS CTL (H ) SOG In 00H Main cont 01H 02H 03H 04H 06H 07H 08H 09H Sub cont Sub cont Sub cont OSD Adj D/A OUT1 D/A OUT2 D/A OUT3 D/A OUT4 CTL voltage parameter Symbol Test Point(s) Input Standard Unit Re- mark 2 6 11 1 4 9 13 21 7 17 0AH D/A OUT5
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR 2511 Note1) Measuring conditions are as listed in supplementary Table. Measured with a current meter at test point IA. Note2) Measuring conditions are as listed in supplementary Table. Measured with a current meter at test point IB. Note3) Decrease V34 gradually, and measure the voltage when the bottom of waveform output is distorted. The voltage is called VOL. Next, increase V34 gradually, and measure the voltage when the top of waveform output is distorted. The voltage is called VOH. Voltagr Vomax is calculated by the equation below: Vomax = VOH - VOL Note4) Increase the input signal(SG2) amplitude gradually, starting from 700mVp-p. Measure the amplitude of the input signal when the output signal starts becoming distorted. Note5) Input SG1, and read the amplitude output at OUT(33,38,41). The amplitude is called VOUT(33,38,41).Maximum gain GV is calculated by the equation below: Note6) Relative maximum gain GV is calculated by the equation below: GV=VOUT(33)/VOUT(38), VOUT(38)/VOUT(41), VOUT(41)/VOUT(33) Note7) Measuring the amplitude output at OUT(33,38,41). The measured value is called VOUT(33,38,41). Main contrast conrol characteristics VC1 is calculated by the equation below: Note8) Relative characteristics VC1 is calculated by the equation below: VC1=VOUT(33)/VOUT(38) , VOUT(38)/VOUT(41) , VOUT(41)/VOUT(33) Note9) Measuring condition and procedure are the same as described in Note7. Note10) Measuring condition and procedure are the same as described in Note8. Note11) Measuring the amplitude output at OUT(33,38,41). The measured value is called VOUT(33,38,41). Note12) Measuring condition and procedure are the same as described in Note8. VOUT 0.7 GV=20 LOG (dB) VOUT 0.7 VC1=20 LOG (dB) Waveform output 0.0 (V) 5.0 VOH VOL
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR 2512 Note13) Measure the amplitude output at OUT(33,38,41). The measured value is called VOUT(33,38,41). Sub contrast conrol characteristics VSC1 is calculated by the equation below: Note14) Relative characteristics VSC1 is calculated by the equation below: VSC1=VOUT(33)/VOUT(38) , VOUT(38)/VOUT(41) , VOUT(41)/VOUT(33) Note15) Measuring condition and procedure are the same as described in Note13. Note16) Measuring condition and procedure are the same as described in Note14. Note17) Measure the amplitude output at OUT(33,38,41). The measured value is called VOUT(33,38,41). Note18) Measuring condition and procedure are the same as described in Note14. Note19) Measure the amplitude output at OUT(33,38,41). The measured value is called VMSC. Note20) Relative characteristics VMSC is calculated by the equation below: VMSC=VOUT(33)/VOUT(38) , VOUT(38)/VOUT(41) , VOUT(41)/VOUT(33) Note21) Measure the amplitude output at OUT(33,38,41). The measured value is called VOUT(33,38,41), and is treated as ABL1. Note22) Relative characteristics ABL1 is calculated by the equation below: ABL1=VOUT(33)/VOUT(38) , VOUT(38)/VOUT(41) , VOUT(41)/VOUT(33) Note23) Measuring condition and procedure are the same as described in Note21. Note24) Measuring condition and procedure are the same as described in Note22. Note25) Measure the DC voltage at OUT(33,38,41) with a voltmeter. The measured value is called VOUT(33,38,41), and is treated as VB1. Note26) Relative characteristics VB1 is calculated by the difference in the output between the channels. VB1=VOUT(33)Å|VOUT(38) , VOUT(38)Å|VOUT(41) , VOUT(41)Å|VOUT(33) Note27) Measuring condition and procedure are the same as described in Note25. Note28) Measuring condition and procedure are the same as described in Note26. Note29) Measuring condition and procedure are the same as described in Note25. Note30) Measuring condition and procedure are the same as described in Note26. VOUT 0.7 VSC1=20 LOG (dB)
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR 2513 Note31) First, SG3 to 1MHz is as input signal. Input a resister that is about 2KOhm to offer the voltage at input pins(2,6,11) in order that the bottom of input signal is 2.5V. Control the main contrast in order that the amplitude of sine wave output is 4.0Vp-p. Control the brightness in order that the bottom of sine wave output is 2.0Vp-p. By the same way, measure the output amplitude when SG3 to 50MHz is as input signal. The measured value is called VOUT(33,38,41). Frequency characteristics FC1(33,38,41) is calculated by the equation below: Note32) Relative characteristics FC1 is calculated by the difference in the output between the channels. Note33) Measuring condition and procedure are the same as described in Note31,except SG3 to 180MHz. Note34) Relative characteristics FC1' is calculated by the difference in the output between the channels. Note35) SG3 to 1MHz is as input signal. Control the main contrast in order that the amplitude of sine wave output is 1.0Vp-p. By the same way, measure the output amplitude when SG3 to 150MHz is as input signal. The measured value is called VOUT(33,38,41). Frequency characteristics FC2(33,38,41) is calculated by the equation below: Note36) Relative characteristics FC2 is calculated by the difference in the output between the channels. Note37) Input SG3 (50MHz) to pin2 only, and then measure the waveform amplitude output at OUT(33,38,41).The measured value is called VOUT(33,38,41). Crosstalk CT1 is calculated by the equation below: Note38) Measuring condition and procedure are the same as described in Note37,except SG3 to 180MHz. Note39) Input SG3 (50MHz) to pin6 only, and then measure the waveform amplitude output at OUT(33,38,41).The measured value is called VOUT(33,38,41). Crosstalk CT2 is calculated by the equation below: Note40) Measuring condition and procedure are the same as described in Note39,except SG3 to 180MHz. Note41) Input SG3 (50MHz) to pin11 only, and then measure the waveform amplitude output at OUT(33,38,41).The measured value is called VOUT(33,38,41). Crosstalk CT2 is calculated by the equation below: Note42) Measuring condition and procedure are the same as described in Note41,except SG3 to 180MHz. VOUT(33,38) CT1=20 LOG (dB) VOUT(41) VOUT(33,41) CT2=20 LOG (dB) VOUT(38) (dB)VOUT(38,41) CT3=20 LOG VOUT(33) VOUT Vp-p FC1=20 LOG (dB) output amplitude when inputted SG3(1MHz) : 4.0Vp-p VOUT Vp-p FC2=20 LOG (dB) output amplitude when inputted SG3(1MHz) : 4.0Vp-p
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR 2514 Note43) Control the main contrast (00H) in order that the amplitude of output signal is 3.0Vp-p. Control the brightness (V34) in order that the Black level of output signal is 2.0V. Measure the time needed for the input pulse to rise from 10% to 90% (Tr1) and for the output pulse to rise from 10% to 90% (Tr2) with an active probe. Pulse characteristics Tr is calculated by the equations below : Note44) Measure the time needed for the input pulseto fall from 90% to 10% (Tf1) and for the output pulse to fall from 90% to 10% (Tf2) with an active probe. Pulse characteristics Tf is calculated by the equations below : Note45) Turn down the SG5 input level gradually from 5.0Vp-p, monitoring the waveform output. Measure thetop level of input pulse when the output pedestal voltage turn decrease with unstable. Note46) Decrease the SG5 pulse width gradually from 0.5us, monitoring the output. Measure the SG5 pulse width (a point of 1.5V) when the output pedestal voltage turndecrease with unstable. 100% 90% 10% Tr1 or Tr2 Tf1 or Tf2 Tr= (Tr2)-(Tr1) (nsec) 2 2 Tr= (Tf2)-(Tf1) (nsec) 2 2
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR 2515 Note47) Measure the time needed for the output pulse to rise from 10% to 90% (OTr) with an active probe. Note48) Measure the time needed for the output pulse to fall from 90% to 10% (OTf) with an active probe. Note49) Measure the amplitude output at OUT(33,38,41). The measured value is called VOUT(33,38,41), and is treated as Oaj1. Note50) Relative characteristics Oaj1 is calculated by the equation below: Oaj1=VOUT(33)/VOUT(38)ÅAVOUT(38)/VOUT(41)ÅAVOUT(41)/VOUT(33) Note51) Measuring condition and procedure are the same as described in Note49. Note52) Measuring condition and procedure are the same as described in Note50. Note53) Measuring condition and procedure are the same as described in Note49. Note54) Measuring condition and procedure are the same as described in Note50. Note55) Reduce the SG6 input level gradually, monitoring output. Measure the SG6 level when the output reaches 0V. The measured value is called VthOSD. Note56) Confirm that output signal is being blanked by the SG6 at the time. Monitoring to output signal, decreasing the level of SG6. Measure the top level of SG6 when the blanking period is disappeared. The measured value is called VthBLK. Note57) Measure the amplitude output is blanked by the SG7 at OUT(33,38,41). The measured value is called VOUT(33,38,41), and is treated as HBLK1. Note60) Confirm that output signal is being blanked by the SG7 at the time. Monitoring to output signal, decreasing the level of SG7. Measure the top level of SG7 when the blanking period is disappeared. The measured value is called VthRET.
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR 2516 Note61) The sync's amplitude of SG4 be changed all white into all black, increase from 0Vp-p to 0.02Vp-p. No pulse output permitted. Note62) The sync's amplitude of SG4 be changed all white or all black, decrease from 0.3Vp-p to 0.2Vp-p. Confirm no malfunction produced by noise. Note63) Measure the high voltage at SyncOUT. The measured value is treated as VSH. Note64) Measure the low voltage at SyncOUT. The measured value is treated as VSL. Note65) SyncOUT becomes High with sink part of SG4. Measure the time needed for the rear edge of SG4 sink to fall from 50% and for SyncOUT to rise from 50% with an active prove. The measured value is treated as TDS-F ,less than 90nsec. Note66) Measure the time needed for the rear edge of SG4 sink to rise from 50% and for SyncOUT to fall from 50% with an active prove. The measured value is treated as TDS-R ,less than 90nsec. Note67) Measure the DC voltage at D/AOUT. The measured value is treated as VOH. Note68) Measure the DC voltage at D/AOUT. The measured value is treated as VOL. Note69) IA- is minimum input-current when input 1VDC to D/AOUT. Note69a) IA+ is maximum output-current from D/AOUT. Note70) The difference of differential non- linearity of D/AOUT must be less than 1.0LSB. Pedestal voltage sync (50%) SG4 SyncOUT TDS-RTDS-F (50%) D/A OUT A 1VDC IA-
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR Pulse with amplirude of 0.7Vp-p (f=30KHz). Video width of 25us. (75%) SG No. INPUT SIGNAL SG1 Video signal (all white) SG2 Video signal (step wave) SG3 Sine wave (for freq. char.) SG4 Videosignal (all white,all black) SG5 Clamp pulse SG6 OSD pulse SG7 BLK pulse 8us 33us 0.5us 5us 0.7VPP 0.7VP-P (Amplitude is variable.) 0.7VPP 0.3VPP 5VTTL 5VTTL 5VTTL Sine wave amplitude of 0.7Vp-p. f=1MHz,50MHz,180MHz(variable) Video width of 25us. (75%) Sync's amplitude is variable. Pulse width and amplitude are variable. Amplitude is variable. Amplitude is variable. f=30KHz 3us 5us all white or all black variable.
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR TEST CIRCUIT : MEASURE POINT Capacitor:0.01uF(unless otherwise specified.) a b SW1K V34 gnd12V V17SW9SW4 SG6 12V a b SW1 SW2 a b SW11 blk R osd gnd12VG osdSonG gnd12VB osd abl SG4 12V out gnd out out gnddacdac dac dacbrt blk sclsda c/p 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 17 1816 a b SW6 SW7 0~5V 0~5V IA SG1 SG2 SG3 A 1K 1K SCLSDA OUT(41) OUT(38) OUT(33) IN(11)SON G IN IN(6)IN(2) SG7 D/A OUT1 D/A OUT2 D/A OUT3 D/A OUT4 a b a b a b a b a b SW13 C/P IN SG5 ab SW 100uH 100 47u 5V sync IBA SYNC OUT 47u NC C/CC/R 2.2u 19 20 21 35 34 32 29 27 23 223033 26 25 2436 31 2841 40 383942 37 NCgndNC gndgndNC dac D/A OUT5 100K
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR 2519
1 OSD BLK IN
2.5 INPUT (R) INPUT (G) INPUT (B) OSD IN (R) OSD IN (G) OSD IN (B) VCC 1(R) VCC 1(G) VCC 1(B) GND1(R) GND GND1(G) GND1(B) GND(5V) GND 2 Terminal Description No. Name peripheral Circuit Remark DC Voltage Input pulses 1.7V~GND Connected to GND if not used. 3.7~5V Clamped to about 2.5 V due to clamp pulses from pin 21. Input at low impedance. Apply equivalent voltage to 3 channels. Input pulses 1.7V~GND 3.7~5V Connected to GND if not used. (V) 2.5V 0.3mA CP 2K 2K 2.7V 0.46mA R G B 2.7V0.5mA GND GND GND
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR 2520
17 ABL IN
7 INPUT (S on G)
19 5VCC(5V) SonG Sep OUT20 2.5V 0.5mA 1.2K1.2K 30K 20K Sync signal output pin, Being of open collector output type. ABL(AutomaticBeamLimiter) input pin. Recommended voltage range is 0 to 5V. When ABL function is not used, set to 5V. SYNC ON VIDEO input pin . Sync is negative . input signal at Pin7, compare with the reference voltage of internal circuit in order to separate sync signal from Sync on Green signal . When open 2.5V When open 2.5V No. Name peripheral Circuit Remark DC Voltage (V) 3.33V7 0.22mA 0.15mA 0.22mA 500
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR 2521
21 Clamp Pulse IN
22 SCL
23 SDA
D/]A OUT27 2.2V 41K 0.15mA SCL of I CBUS (Serialclockline) VTH =2.3V SDA of I CBUS (Serialdataline) VTH =2.3V D/A output pin. Output voltage range is 0~5V. Min input current is 0.18mA when D/A output pin is 1V. Max output current is 1.0mA. Input pulses 0.5V~GND Input at low impedance. 2.5~5V No. Name peripheral Circuit Remark DC Voltage (V) 50K 50K
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR 2522
42 VCC 2 12
38 OUTPUT (G)
30 Retrace BLK IN
41 OUTPUT (R)
33 OUTPUT (B)
34 Main Brightness
2.25V 50K R G B Input pulses 0.5V~GND Connected to GND if not used. 2.5~5V Used to supply power to output emitter follower only. A resistor is needed on the GND side. Set discretionally to maximum 15 mA, depending on the required driving capacity. It is recommended that the IC be used between pedestal voltage 2V and 3V. No. Name peripheral Circuit Remark DC Voltage (V) Variable Non-polar capacitance is required between pin31 and pin35. 15K 15K 15K 30K 80K 10K 1919 3.5~5.5 4.5 35K
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR Electrical Chracteristics Main Contrast Control Characteristics 00H FFHMain Contrast Control Data Output Amplitude (Vp-p) Sub Contrast Control Characteristics Sub Contrast Control Data Output Amplitude (Vp-p)Main Contrast : MAX ABL Characteristics ABL Control Voltage (VDC ) Output Amplitude (Vp-p) Brightness Control Characteristics Output DC Voltage (VDC ) Brightness Control Voltage (VDC ) OSD Adjust Control Characteristics OSD Adjust Control Data Output Amplitude (Vp-p) Sub Contrast : MAX 00H FFH 0 5 Main Contrast : MAX Sub Contrast : MAX 0H FH 0.50 (Video Duty=75%) IN input amplitude (Vp-p) Duty of sync width (%) Sync separate normal operating range Sync separate input min sync width
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR Notice of application Make the nearest distance between output pin and pull down resister. Recommended pedestal voltage of IC output signal is 2V. CLAMP PULSE INPUT Clamp pulse width is recommended above 15 KHz, 1.0 usec above 30 KHz, 0.5 usec above 64 KHz, 0.3 usec . The clamp pulse circuit in ordinary set is a long round about way, and beside high voltage, sometimes connected to external terminal, it is very easy affected by large surge. Therefore, the Fig. shown right is recommended. Application Method for M52749SP
MITSUBISHI< LINEAR IC > M52749FP MITSUBISHI BUS CONTROLLED 3CH VIDEO PRE-AMP FOR CRT DISPLAY MONITOR APPLICATION EXAMPLE 12V 110V DAC OUT X5 CRT CutOffAdj BLK IN (for OSD) ABL IN SyncSep OUT BLK IN (for retrace) SDA SCL 0.01u 0.01u OSD IN (G) OSD IN (R) 5VTTL 0~5V 0~5V 100uH 100 NC SON G INPUT 2.2u NC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 M52749FP NC NC INPUT (R) 0.01u 3.3u INPUT (G) 0.01u3.3u INPUT (B) 0.01u3.3u 5VTTL 5VTTL 5VTTL OSD IN (B) 5VTTL 47u 0.01u 47u 0.01u 47u 0.01u 0.01u0.01u0.01u 1K1K1K 0.01u ClampPulse IN 0.01u 100K 0.01u 47u