
ASAHI KASEI 
AKM CONFIDENTIAL
[AK4703] 
Rev. 0.1 
2004/03 
- 5 - 
PIN/FUNCTION (TBD) 
No. 
1 
2 
3 
Pin Name 
VCRC 
VVSS 
TVVOUT 
I/O 
O 
- 
O 
Function 
Chrominance Output Pin for VCR 
Video Ground Pin, 0V 
Composite/Luminance Output Pin for TV 
Video Power Supply Pin #2, 5V 
Normally connected to VVSS with a 0.1
μ
F ceramic capacitor in parallel with a 
10
μ
F electrolytic cap. 
Red/Chrominance Output Pin for TV 
Green Output Pin for TV 
Blue Output Pin for TV 
Video Power Supply Pin #1, 5V 
Normally connected to VVSS with a 0.1
μ
F ceramic capacitor in parallel with a 
10
μ
F electrolytic cap. 
Blue Input Pin for Encoder 
Green Input Pin for Encoder 
Red/Chrominance Input Pin1 for Encoder 
Chrominance Input Pin2 for Encoder 
Composite/Luminance Input Pin1 for Encoder 
Composite/Luminance Input Pin2 for Encoder 
Composite/Luminance Input Pin for TV 
Composite/Luminance Input Pin for VCR 
Fast Blanking Input Pin for VCR 
Red/Chrominance Input Pin for VCR 
Green Input Pin for VCR 
Blue Input Pin for VCR 
Interrupt Pin for Video Blanking 
Slow Blanking Input/Output Pin for VCR 
Slow Blanking Output Pin for TV 
Rch VCR Audio Input Pin 
Lch VCR Audio Input Pin 
Rch TV Audio Input Pin 
Lch TV Audio Input Pin 
Rch Analog Output Pin1 
Lch Analog Output Pin1 
Rch Analog Output Pin2 
Lch Analog Output Pin2 
4 
VVD2 
- 
5 
6 
7 
TVRC 
TVG 
TVB 
O 
O 
O 
8 
VVD1 
- 
9 
10 
11 
12 
13 
14 
15 
16 
17 
18 
19 
20 
21 
22 
23 
24 
25 
26 
27 
28 
29 
30 
31 
32 
ENCB 
ENCG 
ENCRC 
ENCC 
ENCV 
ENCY 
TVVIN 
VCRVIN 
VCRFB 
VCRRC 
VCRG 
VCRB 
INT 
VCRSB 
TVSB 
VCRINR 
VCRINL 
TVINR 
TVINL 
TBD 
VCROUTR 
VCROUTL 
TVOUTR 
TVOUTL 
I 
I 
I 
I 
I 
I 
I 
I 
I 
I 
I 
I 
O 
I/O 
O 
I 
I 
I 
I 
O 
O 
O 
O 
Pin layout is TBD.