M52045FP

M52045FP MITSUBISHI | Alldatasheet

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MITSUBISHI ICs (TV) PAL VIDEO CHROMA SIGNAL PROCESSOR DESCRIPTION PIN CONFIGURATION (TOP VIE The M52045FP is a semiconductor integrated circuit for c m W) video signal processing that has been developed for PAL Ly - video input [1] O Vect+4v system liquid crystal (LCD) color TV. This IC has a built: Syne. seperation input Ea] vcxO output in luminance signal processing circuit and color signal ACC filter VCXO monitor processing circuit, which is employed to convert a composite Syne separation output z [21] VCXO input HD pulse input [§] 120] Color control video signal to an RGB signal Pedestal capes eapsctance [] fig] Tint conti Chroma trap a [18] Killer filter FEATURES. Y output [8] APC filter ie r d | di d Contrast control (Q] [16) SW. @ Low voltage and low power dissipation design R output [10] [15] Killer output @ Built-in Y/C separation circuit and external chroma trap G output fii] PIX cont switchable (fc is nearly equal to 1,5MHz} B output [22] [13] SND @ Built-in sync separation circuit @ Provided with Y-signal blanking function by HD pulse Outline 24P20-A @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 3.8~4.2V @ Same package as in NTSC system video chroma IC Rated supply voltage 40v M52042FP, pins perfectly compatible APPLICATION LCD color TV and LCD color view finder BLOCK DIAGRAM Vee VCXO. VCXO VCXO, TINT KILLER APC ‘KILLER PIX, +4V OuT MONITOR: IN COLOR CONT. FILTER FILTER, sw. Out CONT. GND | = | | | , SHIFTER, | ee ee APC Ta | [4 COLOR } {cont ‘ a TS STS Sel aaa it ————F + +S ES Hy loge) CHROMA’ HO = Lt | BPE BLK Y AMP. RY 4 —_ | inn Hi ACC ACC i ae — | VIDEO SYNC ACC ‘SYNC HD PED CHROMA Y CONTRAST ROUT GOUT BOUT Wo sepa FitTER our claw “nae” our “Cont ————

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& ELECTRIC . 2-549

MITSUBISHI ICs (TV) PAL VIDEO CHROMA SIGNAL PROCESSOR ABSOLUTE MAXIMUM RATINGS Supply voltage | Ps | Power dissipation - Operating temperature = 10~70 | deg | ~~ 45~120 Thermal derating 54 =200_K

34 Charging capacitance : 200 oF

ELECTRICAL CHARACTERISTICS (Ta = 25°C, unless otherwise noted) [tcc | Circuit current [| Input stendord color ber sional of Voxav.[ - | 17] 21| mA | Hone ; heature each output signal SYNC tip voltage at pins ©. Vsyne 7 SYNC tip voltage 2 | @ men standard color bar signal of 0.7 Vprp is input [isp iaop1so] V Veyne H Int ony SINE ple of te width 47 seconds to pin ©. Measure the output SYNC output amplitude 3 amplitude at pin @ when the input SYNC pulse Ve-P Veyne L amplitudes are 0.2 and 0.05 Vp-p. 27} 31} 34 . seconds 0 pin . Measure tou SYNC output pulse width amplitude at pin @ when the inout SYNC pulse msec Tsyne L amplitudes are 0.2 and 0.05 Vp-p. a7] 47] 87 nds to i wi SYNC output pulse delay delay time when the input SYNC pulse usec Dsyne L amplitudes are 0.2 and 0.05 Vp-p. aT] 47 Video Section Messure the frequency at which the sine wave VLPF(L mpttuse eS dB wren the mp nines | 1.45 | 1.55 MH: YLPE frequency characteristics RANT aes os the int slat |=] ° P 26 is nou vuprap| (Pin ® mairtre the Watt gon at rout sine wnve 358 3 | 24] a4 | | Soa RI CUE] Inout standard stercese wave of 0.7 Vp-p GYmax | Video amplifier gain Coleulate the ratio between the output amplitude at pin @ and input amplitude when V9 is 1.7 V. M Input standard staircase wave of 0.7 Vp-p, Yetrast and calculate the ratio of the input amplitude - Yetrast when V9 is changed to 1 V, 2.5V and 3.5V. (35) 30] -17 Inout 1.5 Wz sine wave of 0.2 Vp-p to the input PIX control characteristics and VI4 is changed to 2, 4 and @ V and calculate the Task Standard stairense rave of CT Wop wa ealouote YAMP gain the ratio betemn i botpat aplituah pin @ ane | ax] 10] 26] a | input wot With ingut SYNC pulee at 0.2 Vp-p, measure pin & output Vped | PED offset level 12 | pedesta otset. and calculate ratio ofthe ofset to that 0.05 whan 0.7 Vp-p standard staircase is input a J MITSUBISHI 2-550 ELECTRIC

MITSUBISHI ICs (TV) PAL VIDEO CHROMA SIGNAL PROCESSOR ELECTRICAL CHARACTERISTICS (cont.) Text it Symbol Parameter No Test conditions Uni Chroma Section Cace Input burst 0.2 Vp-p+CW 4.33 Miz shall be 0 3B, o7! 15 (+4) Measure the output at pin @ when the input is . . Acc control characteristics changed to +4 dB and - 20 0B, and calculate the Cace ratio of the measured amplitude to the output 20 (20) amoltude at 0B Z Input @ chroma signal of 0.2 Vp-p to the input. Killer operation 15 | Reduce te amplitude anc measure the ampituce | -54] -50 | —42 ratio when the voltage at pin ® exceeds 25 V. Cast(4) Input burst 0.2 Vp-p +CW 4.33 MHz: change V20 [ Cast(3)_| 10 2V. av, 3V, 1 and OSV to measure each outout [1.5] 2.0 | Cast(S) | color control characteristics | 16 | Cioosta best) emoitude at om Te ane couiate me [-—P2} 2.0 | 4.0 | Cast(1) ratio between the measured amplitude and the | 8.5 | -6 | —4 | Cast(0.5) outout amolitude at V20 = 1V. Input only SYNC, and after adjusting free run, input 0.2 Vp-p CW AY OOO ko 2o-p ). |* 350 | + 600 _ then change the frequehty. 0.2Vo-p APC pull ~ in range "7 | Measure the frequency when VCXO oscillator He is placed in a locked condition from the free ~ run condition. a input OW 4.33 Ae of 0.2 Vor input. sure foe | B demodulator sensitivity [19 [suatemasiresrner: "| oe] 12] 16 | ve| Input CW 4.33 MHz of 0.2 Vp-p to the input, Re/B) Toe vn tur [ 246 082 | 260 | jure the output amplitude at pins @, @ when Demodulated output voltage | 19 | V2o= 1 v.and calculate the ratio of the measured - Ne mplitude in Test No. (G/B) amplitude {0 the output ampitude in Test No. 18 030 | 040 | Vkiller_ H| Killer output voltage H 21 | Measure DC voltage at pin ® when OV and av | 25 | 32 [ —] | Vkiller_L | Killer output voltage L are applied to pin ®. | = | 020] 040 | Apply B monochromatic wave 0.4 Vp —p and burst 0.2 Vp-p to the input. Measure the HD for chroma delay 22 delay time from HD pulse rise to thr chroma 20 22 usec rise of pin @ output. : The IDENT (identification) characteristics should MITSUBISHI are MBS . 2-551

MITSUBISHI ICs (TV) M52045FP PAL VIDEO CHROMA SIGNAL PROCESSOR a cn INPUT SIGNAL Standard Color Bar‘PAL »(Standard staircase wave has moo _ ill | DF of tid Iie Burst+CW TT (B monochromatic aad wave ot) PAL A) foot TTT Sinewave AAA Cerone wane TE TTT om TT oe SYNC pulse Standard HD signal TPL +154 usec i 2.36 1use0

MITSUBISHI ICs (TV) PAL VIDEO CHROMA SIGNAL PROCESSOR f|2 3 ae SO ° 02 ° a = So—w R i k e 5 € a8 5 00 & is) ° 3 Fa « . = ge Fried « ° 4001 2 85 yg. LO |G SE |=} cozy > Fa = you dep Ea 3 =]}——w “1-8 778900 <2 > 3 wa BS ae a Sz 2155 irq @c 8 10 Fear g an > I eS g an dooo0t Fa = — Z6 = 22 [>] -— o 001 FO og R 8od—w—— ° s Se ozg 9001 oe 3 3 io) ge Sr i (S52 33 [E} gp 99 38 S S & f & 2 28 3 te —£ S < fe) fra 8s ef of x01S 8 xs Gy g 3 le S32 ge o Mf cs 2 = x RO 2! gz one 83 a, ——h—-# s ay o : Og ge 3s g 8 gO $f 32 + S we & + 2 e 089 8 8b 5 o 49°S OL N So——w W—t eS The evaluation of the above application circuit should be = 99 performed with great care, because APC characteristics, & a8 etc. differ considerably according to crystal character- So g2 istics and board pattern | a8 es az 5 MITSUBISHI ate MISES 2-653

MITSUBISHI ICs (TV) M52045FP PAL VIDEO CHROMA SIGNAL PROCESSOR TYPICAL CHARACTERISTICS ‘THERMAL DERATING (MAXIMUM RATING) 054 S05 a Z 04 Q £ o3 B 2 o2 2 01 Q 25 50 7075 AMBIENT TEMPERATURE Ta (°C) SSeS oes 2-554 ELECTRIC

MITSUBISHI ICs (TV) PAL VIDEO CHROMA SIGNAL PROCESSOR APPLICATION EXAMPLE a 5 at 3 3{§] » 8 x 6 of 8 § § $o—w—8 5 5 3 23 a 8B =| £3 3 ob ® 2s ge 88 = 86 oF FS 4 Fe §8 « = z Sg o-F* < ¥ = 8 H B = wo ig MA TS yh 5 HA Baees | ce g sf EI “| ee Ea gs eu 3¢—%— Bs 9 88 8 ¢ a] 22 o $$ fo 3

5 FA TFS = eS ul

aT x, 3 ane 92 22 fo} oz ' 2 a 8] 38 2 mz cena a8 g g vs} 5 $2 £3 —> 8 = zy. 38 Fs 28 +s @ 12 o—-—f{Q] 83 se to a \\ Xs SN} $2 aale va Ps g Bsle 2 = 3 we 3 3 22 8 i s fe) ay 8 ‘ 3 iH a, 8 . t Vg, PE go Ai The evaluation of the above application circuit should be ~~ a performed with great care, because APC characteristics, ~ es etc. differ considerably according to crystal character- 2 =e istics and board pattern & | 3

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MITSUBISHI ICs (TV) M52045FP PAL VIDEO CHROMA SIGNAL PROCESSOR eo —_ DESCRIPTION OF PIN Pin No Veo VIDEO IN @ (Video input) Bias GND Veo SYNC SEP IN (SYNC @ | separation input) Bias GND @ ACC FILTER 47k GND Vee SYNC OUT (SYNC ® | separation output) : @ 100k: 10k GND oo ¢ MITSUBISHI 2-556 ELECTRIC

MITSUBISHI ICs (TV) M52045FP PAL VIDEO CHROMA SIGNAL PROCESSOR DESCRIPTION OF PIN (cont) [Pano | Name | ____Penpheratarcutotene Vec 50k HD IN (HD. GND PED I an CLAMP C (O} (Pedestal- 9k2 clamped capacitance) TJ Bias GND Vee CHROMA @ TRAP GND pe : Y OUT Helin n ® GND ELECTRIC _ 2-887

MITSUBISHI ICs (TV) M52045FP PAL VIDEO CHROMA SIGNAL PROCESSOR ae encarta testa ils tettts DESCRIPTION OF PIN (cont.) [Pino [Name YT Peripheralcrcut ofpins Vec * AS CONTRAST a © fo) CONT. (Contrast control) GND © ROUT vee (R output) 20kS S 20k ® GouT © (G output) (@)) Bias (@) BOUT = - GND GND ee Vee + 4V @ (Power supply) ©) Vee L = S175k 8 10k Sw. (Selector switch) GND Vee @ . i vcxo c @ MONITOR I ad ded GND MITSUBISHI 2-558 ae MRS :

MITSUBISHI ICs (TV) M52045FP PAL VIDEO CHROMA SIGNAL PROCESSOR SS DESCRIPTION OF PIN (cont.) [Pano [Name J Peripheralcircutofpns Vec @ PIX CONT. fk ate (Picture ®@ quality r control) 36k: |36k: at Vec KILLER OUT ® (Killer output) - ety f | m™ [i = Vcc ® Apc eyes a. af Jd GND KILLER e) GND

MITSUBISHI ICs (TV) M52045FP PAL VIDEO CHROMA SIGNAL PROCESSOR DESCRIPTION OF PIN (cont.) [Piano [Name Penpheralcircutofpins Vec. 15k 2k ® TINT CONT. [ise ® (Tint control) an yw © GND Lo COLOR ® (Color control GND Vee Y 30k VCXO IN @ | Wexo'mew | 2 al fn af 7 GND Vee 500 VCXO OUT A tee {VCXO output) 18k z Bias 180 GND eS 2-560 y ELECTRIC .