Data Pin IC M52770ASP CHROMA

01.vif gnd 
02.aft out
03.sif limiter in
04.rf agc out 
05.qif out
06.if agc filter
07.qif filter
08.spot killer
09.vif in 1
10.vif in 2
11.vif vcc 
12.fast blk 
13.scl 
14.scp out
15.H out 
16.vss 
17.sda
18.vdd decoupling
19.afc 1 filter
20.H osc
21.mute fltr
22.Rout
23.Gout
24.Bout
25.def.gnd
26.Vout
27.start up
28.B in
29.v ramp fd back
30.v ramp c
31.vcc chroma
32.afc 2 fltr
33.chroma in
34.id fltr
35.video in
36.x-ray in
37.G in
38.blk hot
39.R in
40.contras control
41.x-tal 3.58
42.killer fltr
43.ext in
44.chroma apc fltr
45.TVin
46.gnd video/chroma
47.Y sw out
48.sync sep. in1
49.sync sep. In2
50.x-tal 4.43
51.video clamp
52.secam ref
53.vcc HI
54.B-Y in
55.R-Y in
56.vif apc fltr 2
57.audio out
58.audio bypass
59.ext.audio in
60.fm direct out
61.vif vco 1
62.vif vco 2
63.vif apc fltr 1
64.vif video out