TDA3562A pal/ntsc one-chip decoder june 1993 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 24 23 22 21 11 12 25 13 14 28 27 26 color identification detector capacitor peak detector capacitor chrominance input saturation control contrast control superscandle input luminance input fast blanking input cut-off memory (red) brightness control red external input red output green external input green output blue external input blue output cathode current input leakage current memory cut-off memory (blue) cut-off memory (green) b-y demodulator input r-y demodulator input phase detector output phase detector output xtal ground chroma output v cc 3562a-01.eps pin connections dip28 (plastic package) order code : TDA3562A . chrominance signal processor . luminance signal processing with clamping . horizontal and vertical blanking . linear transmission of inserted rgb signals . linear contrast and brightness control acting on inserted and ma- trixed signals . automatic cut-off control . ntsc hue control description the TDA3562A is a monolithic ic designed as decode pal and/or ntsc colour television stand- ards and it combines all functions required for the identification and demodulation of pal and ntsc signals. 1/9
19 26 13 r 10 11 6 y amplifier b.l. clamp y input 6 5 control chroma amplifier chanel input 4 saturation control agc peak detector 3 color identification detector 2 pal/ntsc switch sandcastle detector gatedamplifier saturation control f.e. correction killer generator burst detector reference pal (r-y) ntsc (b-y) buffer pal flip flop pal switch shift ntsc 7 1 +12v super sandcastle input b-y demodulation g-y matrix r-y demodulation phase detector 28 23 22 64 m s pal d.l. 12 14 16 9 blue matrixcontrast brightnesscontrolsb.l. clamp charactersinsertion green-channel red-channel vco 90 shift cut-off clamp 17 b 20 15 g 21 18 cut-off input sense 27 23 24 data input data switch contrast control brightness control rg b 3562a-02.eps block diagram TDA3562A 2/9
thermal data symbol parameter value unit r th j-amb thermal resistance junction-ambient max 40 c/w 3562a-02.tbl absolute maximum ratings symbol parameter value unit v s supply voltage 13.2 v p tot power dissipation at t amb =65 c 1.7 w t stg ,t j storage and junction temperature 25, +150 c t amb ambient temperature range 0, +70 c 3562a-01.tbl electrical characteristics test conditions unless otherwise specified : supply voltage, pin 1 at 12 v - t amb =25 c input signals : luminance input signal v 8 = 0.48 v pp (composite video signal (100 % white) chrominance input signal v 4 = 0.39 v pp (colour bar signal with 75 % colour saturation and chrominance to burst ratio = 2.2 : 1) data input signals v 12, 14, 16 = 1.4 v pp (including neg.going sync. pulse) control inputs at nominal value : pin 6 nom. contrast = max. contrast 5db pin 5 nom. saturation = max. saturation 6 db pin 11 nom. brightness = 2v, pin 9 at 0.4 v symbol parameter test conditions min. typ. max. unit supply input (pin 1) supply voltage range 10.8 13.2 v supply current v 1 = 12 v 80 110 ma luminance input (pin 8) composite input signal 0.8 v pp input current 0.1 1 m a chrominance input (pin 4) input signal 40 1100 mv pp input resistance 10 k w input capacitance 6.5 pf super sandcastle input (pin 7) gating & clamping level 7.5 v h-pulse separating level 4 5 v v-pulse separating level 2 3 v forbidded range 1 to 2 v input current v 7 = 0 to 1v v 7 = 1 to 8.5v v 7 = 8.5 to 12v 50 460 2 m a m a ma delay between black level clamping pulse and gating pulse 0.6 m s data blanking input (pin 9) input voltage for no data insertion 0.4 v input voltage for data insertion 0.9 3 v input resistance 7 13 k w oblack currento stabilizati on input (pin 18) d. c. bias voltage 3.5 5 7 v internal limiting threshold 9 v switching threshold for oblack currento on 8 v 3562a-03.tbl TDA3562A 3/9
electrical characteristics (continued) symbol parameter test conditions min. typ. max. unit oblack currento stabilizati on input (pin 18) (continued) difference between input voltage for oblackcurrento and leakage current 0.5 v input resistance during scan 1.5 k w input current during oblack currento measurement 2 m a input current during scan 10 ma rgb - outputs (pins 13, 15, 17) output resistance 50 w current source 2 3 ma peak output level 10.7 11.3 v residual 4.4 mhz at rgb outputs 100 mvpp residual 8.8 mhz at rgb outputs 150 mvpp luminance channel frequency resp. of total lumin. amplifiers f = 0 to 5mhz 1 3 db rgb output signal (black to white) 3.5 4 4.5 vpp relative spread of rgb - output signals 1 db contrast control range (see fig. 1) 5 to 10 db tracking over 10 db contrast control 0 db contrast control input current 15 m a blanking level of rgb - output signals 1 1.2 v difference between blanking levels, 0 mv differential drift of blanking levels d t=40 c 0mv brightness control input current 5 m a brightness control range (see fig. 3) 1 to 3 v relation ship between black level variation and brightness control variation (see fig. 3) 1.3 v/v black level of rgb output signals (see note 4) 3 v difference between black levels (see note 4) 0 mv tracking over brightness control 2 % differential drift of black levels d t=40 c 20 mv drift of black level versus 10 % variation of supply voltage and contrast control 20 mv ocut off currento regulation rgb output level of the o3l windowso after switch- on 7.5 v rgb outputs level of the o3l windowso after cut off current stabilization (see note 4) 1 3 5 v rgb output range 1 5 v charge/discharge current during measuring time (3l windows) at pins 10, 19, 20 and 21 1ma leakage currents flowing into pins 10, 20 and 21 during scan 50 na rgb data insertion data rgb output signal v 9 = 0.9 to 3v 4 vpp differential amplitude error between rgb output signal and data output signal 10 % differential error between black levels of rgb output signals and black levels of data output signals 200 mv 3562a-04.tbl TDA3562A 4/9
electrical characteristics (continued) symbol parameter test conditions min. typ. max. unit rgb data insertion (continued) rise time of data output signal 50 80 ns differential delay 0 40 ns attenuation of rgb output signal v 9 = 0.9 to 3 v 46 db frequency response for f = 0 to 5 mhz 1 3 db chrominance channel pin 4 chrominance input signal 40 1100 mvpp pin 4 input resistance 10 k w pin 4 input capacitance 6.5 pf acc control range 30 db pin 28 burst change over 30 db acc range 1 db saturation control range (see fig. 2) 44 to 6 db pin 5 sat. control input current 20 m a pin 28 chrominance output voltage v 5 = 4.2 v 4 vpp burst input signal at pins 22 and 23 100 mvpp input resist. bet. pins 22, 23 and ground 1 k w pin 28 phase shift bet. burst and chrom. signal 5 0 5 pin 2 voltage at nom. input signal 4.7 v pin 2 voltage without input signal 2.6 v pin 2 identificaton-on voltage 2.1 v pin 2 colour-off voltage 3.4 v pin 2 colour-on voltage 3.6 v pin 3 voltage at nom. input signal 5.1 v colour demodulators and g-y matrix ratio (b-y) / (r-y) 1.60 1.78 1.96 ratio (g-y) / (r-y) (b y) = 0 0.46 0.51 0.56 ratio (g-y) / (b-y) (r y) = 0 0.14 0.19 0.24 reference oscillator oscillator frequency 2 fcs mhz temp. coefficient of oscillator frequency (see note 5) 2 hz/k pin 26 input resistance 400 w pin 26 input capacitance 10 pf pull-in range (see note 5) 500 700 hz phase shift for 400 hz deviation 5 c phase shift between (r y) and (r y) ref.signal 5 c phase shift between (r y) and (b y) ref.signal 85 90 95 c ntsc operation pins 24, 25 pal-on operating range 9 11 v pins 24, 25 threshold for ntsc-on 8.8 v j 24 +j 25 avarage output current key pulse = 4 m s 90 m a hue control 30 c pins 24, 25 hue control voltage 7.5 8.5 v (4) the levels depend on the application circuit and on the spread and drift of picture tube guns. (5) all frequency variations are referred to 4.4 mhz carrier frequency. 3562a-05.tbl TDA3562A 5/9
12345 0 g(%) 100 50 v 6-27 (v) 3562a-03.eps figure 1 : contrast control voltage range 12345 0 50 100 g (%) v 5-27 (v) 3562a-04.eps figure 2 : saturation control voltage range 01234 d v (v) -2 -1 0 1 2 v 11-27 (v) 3562a-05.eps figure 3 : difference between signal black level and measuring level (3l windows after cut off current stabilization) at the rgb outputs ( d v) versus control voltage (v 11 -v 12 ). j (deg) 7.5 8 8.5 -60 -40 -20 0 20 40 60 v 24-25-27 (v) 3562a-06.eps figure 4 : hue control voltage range TDA3562A 6/9
TDA3562A 28 3 25 24 23 dl700 22 72618 13 15 17 11 6 3-level sandcastle pulse red green blue 8.8mhz 12pf 33nf 10nf 33nf 390 w 1k w 470 w 1.2k w 4.7k w 33k w 4.7 m f 1 m f 33k w 33k w +12v fosc adjust ra rb +12v black current information 82k w 130k w baw62 +12v 120k w 47k w 10k w 68k w 15k w 2.2 m f +12v 47k w 10k w 2.2 m f 10k w brightness 1 42 27 19 10 20 21 8 912 14 16 5 10nf 330nf 470nf 1 m f 470nf 470nf 10nf 1k w 1k w 1k w composite video (1vp-p) luminance delay 330nf 120pf 27pf 46 m h 10.7 m h 100nf 75 w 75 w 75 w 75 w 100nf 100nf blanking average beam current +12v 47k w 10k w 68k w 15k w 2.2 m f saturation +12v unkiller normal killer +12v 22nf 100 m f contrast rext gext bext 3562a-07.eps figure 5 : application diagram showing the TDA3562A for a pal decoder TDA3562A 7/9
TDA3562A 28 32524 23 dl700 22 726 18 13 15 17 11 6 red green blue 8.8mhz 10nf 33nf 390 w 1k w 470 w 1.2k w 4.7 m f ra rb +12v black current information 82k w 130k w baw62 +12v 120k w 47k w 10k w 68k w 15k w 2.2 m f +12v 47k w 10k w 2.2 m f 10k w brightness 1 4227 19 10 20 21 8 9 12 14 16 5 10nf 330nf 470nf 1 m f 470nf 470nf 10nf 1k w 1k w 1k w composite video (1vp-p) luminance delay 330nf 120pf 27pf 46 m h 10.7 m h 100nf 75 w 75 w 75 w 75 w 100nf 100nf blanking average beam current +12v 47k w 10k w 68k w 15k w 2.2 m f saturation +12v unkiller normal killer +12v 22nf 100 m f contrast rext gext bext 100nf 10k w 2.2 m f 10k w 1k w 3-level sandcastle pulse 22pf 22pf 7.16mhz 22k w 22k w a (+ntsc) b (+pal) 22k w 2.2k w 2.2k w 22k w +12v 12k w b b hue control 56pf 10k w 22k w b +12v 56pf 10k w 22k w b +12v 3562a-08.eps figure 6 : application diagram showing the TDA3562A for a pal/ntsc decoder TDA3562A 8/9
28 i a1 l b2 e d e3 f b1 e 15 114 b pm-dip28.eps package mechanical data 28 pins - plastic 28 information furnished is believed to be accurate and reliable. however, sgs-thomson microelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. no licence is granted by implication or otherwise under any patent or patent rights of sgs-thomson microelectronics. specifications mentioned in this publication are subject to change without notice. this publication supersedes and replaces all information previously supplied. sgs-thomson microelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of sgs-thomson microelectronics. ? 1994 sgs-thomson microelectronics - all rights reserved purchase of i 2 c components of sgs-thomson microelectronics, conveys a license under the philips i 2 c patent. rights to use these components in a i 2 c system, is granted provided that the system conforms to the i 2 c standard specifications as defined by philips. sgs-thomson microelectronics group of companies australia - brazil - china - france - germany - hong kong - italy - japan - korea - malaysia - malta - morocco the netherlands - singapore - spain - sweden - switzerland - taiwan - thailand - united kingdom - u.s.a. dimensions millimeters inches min. typ. max. min. typ. max. a1 0.63 0.025 b 0.45 0.018 b1 0.23 0.31 0.009 0.012 b2 1.27 0.050 d 37.4 1.470 e 15.2 16.68 0.598 0.657 e 2.54 0.100 e3 33.02 1.300 f 14.1 0.555 i 4.445 0.175 l 3.3 0.130 dip28.tbl TDA3562A 9/9
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