M52042FP MITSUBISHI | Alldatasheet
Document overview
- Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
- PDF pages: 12
Technical content
MITSUBISHI ICs (TV) NTSC VIDEO CHROMA SIGNAL PROCESSOR DESCRIPTION PIN CONFIGURATION (TOP VIEW) The M52042FP is a semiconductor integrated circuit (IC) for picture signal processing that has been developed for NTSC system LCD color TV. Video input [1] O [2 vect+avy Sync separation input [2] 23} VCXO output This IC has a built-in luminance signal processing circuit ACC titer Ea] [2] vcxo monitor and color signal processing circuit, which is employed to Syne separation output [4] z [21] VCXO input I HD pulse input Gi [Q) Color control convert a composite video signal to an RGB signal Pedestercsmoed capactarce [&] $3 fig} Tint cont Chroma tao GJ] SS fg] Killer titer FEATURES Y output PB APC filter @ Low voltage and low power dissipation design Commas ne a aI aw output @ Built-in Y/C separation circuit and external chroma trap G output fi] [4] Pix CONT switchable (fc is nearly equal to 1.5MHz.) B output fia] GND @ Built-in sync separation circuit O 20-8 @ Provided with Y-signal blanking function by HD pulse utline 24°20 © R.G.B signal output @ Tint, contrast, picture quality and color control linearly adjustable RECOMMENDED OPERATING CONDITION © 24-pin, shrink pitch, flat package employed Supply voltage range .. - 3.7~45V @ Same package as in PAL system video chroma IC Rated supply voltage 4.0V M52045FP, pin perfectly compatible APPLICATION LCD color TV and LCD color view finder BLOCK DIAGRAM Vee VCXO VCXO. VCXO TINT KILLER APC. KILLER: PIX +4 OUT MONITOR IN COLOR CONT. FILTER FILTER Sw. OUT CONT. GND OG PP OO 9-8 GO I | =| ce) ' SHIFTER Px | le ee ol APC ILLER | Bioese aus | a ps>>[sw] | —— or y u —— | 1 aS SS AS OY Red Sa SS SS S| = ae a oe oon i Se 0 | | | w]e , R-¥ B-Y |} ’ ACC — ~ i | SYNC [NT cp oo > .6 665-656 4-61 VIDEO SYNC ACC SYNC HO PED CHROMA Y CONTRAST ROUT Gout BOUT IN SEP IN FILTER: OUT IN cum TRAP OUT CONT —— SSSSSSSSSSSSSSSSSSSSSSSSSSSSMssMMMssese MITSUBISHI ate MTR 2-537
MITSUBISHI ICs (TV) NTSC VIDEO CHROMA SIGNAL PROCESSOR —— Oe ABSOLUTE MAXIMUM RATINGS Symbol Supply voltage [Ps | Power dissipation Operating temperature =10~70 Storage temperature 48120 Thermal _derating ey ee 2") Electrostatic capacity 3% Charging capacity : 200 pF ELECTRICAL CHARACTERISTICS (Ta = 25°C, unless otherwise noted) Test , T |co__[ Circuit current [| Input standard color bar signal of Veomav. | - [17 [ 21 | mA | SYNC_SEP Section Measure each output signal SYNC tip voltage at pins ©. SYNC tip voltage 2 | men standard color tar signal of 7 Yor is iat [1.251 1.40] 1.50] reat ony SYNC pulse pulse with AT . seconds to pin @. Measure tou SYNC output amplitude 3 | amplitude at pin @ when the input SYNC pulse > Ve-P Vsyne L amplitudes are 0.2 and 0.05 Vp-p. TY) Bt) 3.4 . seconds to pin ©. Measure the outpu SYNC output pulse width amplitude at pin © when the input SYNC puise Tsyne L amplitudes are 0.2 and 0.05 Vp-p. 37] 47) 57 mcm eaceege [fo [ seconds to pin @. Measure the pulse wi SYNC output pulse delay delay time when the input SYNC pulse psec Dsyne L amplitudes are 0.2 and 0.05 Vp-p. 37) 47 Meosure the frequency at which the sine wave vere frequency characteristics| TH ghar 02S Ses in ®) meadurethe Butbut gin at ingut sine wave 3.68 | _ oa | — YLPF(H) 30] -2 24 Mine Measure the frequency at which tke sine wave YLPF YLPF frequency characteristics} . output amplitude is —3dB when the input 7 5.0| 7.0 MHz through | (through mode) signal | [UUUU]UE9.2ve-»» 0.2vpp is input, and V16 is 4.0Vpc input Input standard staircase wave of 0.7 Vp—p. Measure [ren [ime owoe | 7 Gremacamameenm mace | | 17 | 17 [ver] Input standard staircase wave of 0.7 Vo -o GYmax | Video amplifier gain Colevate the ratio between the output amplitude ot bin @ end input amplitude when V9 is 1.7 V. cae) Input standard staircase wave of 0.7 Vp-p, Yotrast . and calculate the ratio of the input amplitude (25) _| Contrast control characteristics to the output amplitude in Test No. 8 above Yotrast when V9 is changed 1 V, 25V and 3.5V. (35) -30 | -17 xP K@) walaaetatat whee eae st |= 35] 20) -05] o® | PIX control characteristics v, and Vid is changed to 2, 4 and 0 V and calculats the ratio between the input aap!itude and the output Trout Standard staircase wave of OT Wop and calculate GYamp | Y AMP gain the ratio between the output anolitude at pin @ and 12.6 input anol ite With input SYNC pulse at 02 Vp-p, measure pn @ output Vped PED offset level 12 | pedestal offset, and calculate ratio of the offset to that 0.05 when 07 Vo-p sandard slarcase fs nput ¢ MITSUBISHI 2-538 J ELECTRIC
MITSUBISHI ICs (TV) NTSC VIDEO CHROMA SIGNAL PROCESSOR ELECTRICAL CHARACTERISTICS (cont.) Test Symbol Parameter No Test conditions Unit Chroma Section Cace Input burst 0.2 Vp-p +CW 4.33 MHz shall be 0 dB. 07 (+4) Measure the output at pin @ when the input is . Acc control characteristics 14 | changed to +4 d8 and - 20 dB, and calculate the Cace ratio of the measured amplitude to the output - 20 (- 20) amplitude at 0 48 + Input 9 chroma signal of 0.2 Vo~p to the input Ckilr Killer operation Reduce the amplitude and measure the amoituce | 53 | 49 | —43 ratio when the voltage at pin ® exceeds 2.5 V. Cast(4) Input burst 0.2 Vp-p +CW 4.33 MHz: change V20 to 2V, AV, 3V.1V_ ana O5V to measure each ovtout [4.5] 2.0 | Cast(3) | Color control characteristics Wookie beat) anoitude at pm 12 and cacaste wne || 2.0 | 4.0 | Cast(1) ratio between the measured amplitude and the | -B5| ~6 | —4 | Cast(0.5) output amplitude at V20 = IV, Poa7 [13] 70 | Input only SYNC, and after adjusting free run, input 0.2 Vp~p CW (OI yo.» ), [+400 | +600 - then change the frequerty. O.2Ve-p f - A fape | APC pull ~ in range "7 | Measure the frequency when VCXO oscilator He is placed in a locked condition from the free — ~300 | -200 run condition. Input OW 4.33 Mz of 0.2 Vp-p to the input. and measure [oe | B demodulator sensitivity [8 | {he outout anol ituse at pin @ when V0. Los] 12) 16 | v-r| Input CW 4.33 MHz of 0.2 Vp-p to the input, Reve) messin [046 | 082 | 060 | ure the output amplitude at pine ®, @ when Demodulated output voltage V20 = 1 V, and calevlate the ratio of the measured - amplitude to the output amplitude in Test No. 18 RG/8) above. [020 | 00 | 040 | Vkiller H| Killer output voltage H 21 | Measure DC voltage at pin ® when OV and av [ 25 [3.2 | | Vv Vkiller L} Killer output voltage L are applied to pin ®. [= | 0.20 | 0.40 | Tnput a chroma signal of 0.4 Vp-p to the input, and T TINT control variance 22 | measure the phase variance at pin @ wen OV and #V | 75 | 85 deg are applied t0 V8 Apply B monochromatic wave(variable phase) 0.4 Vp-p and burst 0.2 V p-p to the input. Measure Topen the input phase in which the output at pin @ -5 +5 | +15] deg becomes maximum with VI9 open as burst phase ~ 180 degrees. TINT contro! characteristics 23 lve Gorlable phase) 4 i poly B monochromatic wave (variable phase’ _ _ ‘the input phase in which the output at pin @ deg becomes “maximum” when VI9 is OV and 4 Vas | + Tmax burst phase -180 degrees. 30 | 40 60 Apply 8 monochromatic wave 0.4 Vp-p and burst 0.2 Vp-p to the input. Measure the 4 . Dhd HD for chroma delay 2 delay time from HD pulse rise to thr chroma 20 22 usec rise of pin @ output.
9 MITSUBISHI
MITSUBISHI ICs (TV) M52042FP NTSC VIDEO CHROMA SIGNAL PROCESSOR even cr st oc INPUT SIGNAL Standard Color Bar:PAL »(Standard staircase wave has no a eee _ MY | i lh teen, fl Be hi tic — wave ee) PAL | ft MTT - Sine wave A) ft. contmuowssine wove TT. (cw) UE UCIT) oe» SYNC pulse CO r Standard HD signal i oF +54 usec i 236usec a
4 MITSUBISHI
2-540 ! ELECTRIC
MITSUBISHI ICs (TV) NTSC VIDEO CHROMA SIGNAL PROCESSOR aati Renitantstiy TEST CIRCUIT 5 = é 3 Oo ° 4 ° a ~ 8—w——_f a > i 5 e 3 3 oo § is) ro 3 « ' L = 450 45 3 Oc ao Zo = F4 Fd = © 400 . 8o—w—— be = 22 yet 10 [E}é 32 [2 q + dory SoS 5 x01 ney baa 3 {=} H A100 <> > FR =? 5s Sa [2] 35 f 2s o WEE x07 swaril q Pod 8—wv—_ 3 By s kb x a 00001 b2 o a Fa SS fo] 25 = ya ° 400L ° a 8 is) So—we—& we 25 ez oGz ye 100z Se < £ ° OL OL Hy xz <2 22 2 z ) et SIS 56) Tr 53 2 ss s H 3 « 3S eS ee oS OLS gy1é O 85 gH
3 Re $8 <2
&£5° , = dorp £5 z x = 25 g2 [&] a, bE ie ~ Ps 5 = Og eS 3 w $30 St 32(5] = S te x a 2 86 089 8 > g AVS AOL N g > < 9g The evaluation of the above application circuit should be au performed with great care, because APC characteristics, ® 8 etc. differ considerably according to crystal character- 2 a § istics and board pattern gs © z Bz ° es
MITSUBISHI ICs (TV) M52042FP NTSC VIDEO CHROMA SIGNAL PROCESSOR TYPICAL CHARACTERISTICS THERMAL DERATING (MAXIMUM RATING) ar = o5;——— Pot | N a2 03 Fal
2 L_|
2 | | eo 01 L | oO 25 50 7075 AMBIENT TEMPERATURE Ta (°C)
MITSUBISHI ICs (TV) NTSC VIDEO CHROMA SIGNAL PROCESSOR APPLICATION EXAMPLE e ae 9 5 oe a 8 2| 2 Ss 8 8 es 5 2 8 5 8 5 38 z Re 3] aco 38 $2, © . “8 £3 23 855 35 3 On os s & 8o—ww—ts ses oy z Fan) EB on Etat 3 [2] 3° Fe i 55 * 2 se & Hes 3 Ee . Sra} $8 e 3% ee Fa =) oz sg Fad 83 S| 34 oz 3 ‘ Ee 22 [a] oe Beh oe 28 2 8 get 5 a] $2 §3 [sks ofS = 35 F 38,48 zie al = gf axe? 83 “2 3 2
3 Sele = & -
2 Ske 9 oz po g
i ie) : ps . i az i ° & $0 ss gz {-} ee 3 ° 2 &o & 8 . 3 z 3 ee 8 The evaluation of the above application circuit should be ° = performed with great care, because APC characteristics, e etc. differ considerably according to crystal character- Fy | 8 istics and board pattern ——e ———— SeSeSeSeSeFeSeeFeFeFeFeFeSeeeSeEeSeSSSeSeSeSeSSSSSsese ¢ MITSUBISHI ELECTRIC 2-543
MITSUBISHI ICs (TV) M52042FP NTSC VIDEO CHROMA SIGNAL PROCESSOR DESCRIPTION OF PIN Vec VIDEO IN (Video input) Bias GND + Vee SYNC SEP IN (SYNC @ | separation input) Bias GND s ACC FILTER 47k GND Vee SYNC OUT (SYNC ® | separation output) 4 100k: 10k GND oe ERE 2-544 ELECTRIC
MITSUBISHI ICs (TV) M52042FP NTSC VIDEO CHROMA SIGNAL PROCESSOR DESCRIPTION OF PIN (cont.) Pin No. Name | Peripheral circuit of pins Vec 50k HO IN (HD ® | puise input | GNO Vee PED ral an CLAMP C © (Pedestal- 9k2 clamped capacitance) TJ Bias —GND Vec CHROMA @ TRAP Wy 1K K GND ae Vec ® Yout ® | wouroun Jf ® GND ¢ MITSUBISHI ELECTRIC 2-545
MITSUBISHI ICs (TV) NTSC VIDEO CHROMA SIGNAL PROCESSOR ——— ee DESCRIPTION OF PIN (cont.) Vec * CO CONTRAST Ly © o) CONT. (Contrast control) GND ROUT i Ver {R output) 20k: zo | ® GOUT © {G output) (@) Bias (@) B OUT (B output) : 3 360 GND GND (Grounding) Vee + 4V @ (Power supply) © Veo ; y a 275k ©F 40k SW © (Selector switch) rr} ml GND Vee @ ° a vex cS J e MONITOR It ame de da GND % MITSUBISHI 2-546 ELECTRIC
MITSUBISHI ICs (TV) M52042FP NTSC VIDEO CHROMA SIGNAL PROCESSOR Oe DESCRIPTION OF PIN (cont.) Vec © PIX CONT. ER ae (Picture ® quality r | control) 36k: 36k: mT Vec KILLER OUT ® (Killer output) i e+, [| ™ [i = Vec APC ALTER a af J J GND KILLER (8) GND eee
MITSUBISHI ICs (TV) M52042FP NTSC VIDEO CHROMA SIGNAL PROCESSOR —_—___ NTSC VIDEO CHROMA SIGNAL PROCESSOR DESCRIPTION OF PIN (cont.) [pane [ ere | __Perpherierennotpns | Vec 15k 2k4 ® TINT CONT. [ise 4 OY ® GND CJ COLOR @ {Color control) GND Veco 30k VCXO IN (VCXO input) 22k f | GND Vee: 500 VCXO OUT {VCXO output) 15k Bias 180 GND ee MITSUBISHI 2-548 ae TES