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參數資料
| 型號： | AK4702 |
| 廠商： | Asahi Kasei Microsystems Co.,Ltd |
| 英文描述： | 2CH DAC WITH AV SCART SWITCH |
| 中文描述： | 2聲道DAC，具有影音SCART開關 |
| 文件頁數： | 5/38頁 |
| 文件大小： | 308K |
| 代理商： | AK4702 |
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ASAHI KASEI
[AK4702]
MS0187-E-00
2002/11
- 5 -
PIN/FUNCTION
No.
1
2
3
4
Pin Name
VCRC
VVSS
TVVOUT
VVD2
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
MONO Input Pin
Rch Analog Output Pin1
Lch Analog Output Pin1
Rch Analog Output Pin2
Lch Analog Output Pin2
MONO Analog Output Pin
Power Supply Pin. 12V
Normally connected to VSS with a 0.1
μ
F ceramic capacitor in parallel with a
10
μ
F electrolytic cap.
DAC Common Voltage Pin
Normally connected to VSS with a 0.1
μ
F ceramic capacitor in parallel with a
10
μ
F electrolytic cap.
Audio Common Voltage Pin
Normally connected to VSS with a 0.1
μ
F ceramic capacitor in parallel with a
10
μ
F electrolytic cap. The caps affect the settling time of audio bias level.
5
6
7
8
TVRC
TVG
TVB
VVD1
O
O
O
-
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
ENCB
ENCG
ENCRC
ENCC
ENCV
ENCY
TVVIN
VCRVIN
VCRFB
VCRRC
VCRG
VCRB
INT
VCRSB
TVSB
VCRINR
VCRINL
TVINR
TVINL
MONOIN
VCROUTR
VCROUTL
TVOUTR
TVOUTL
MONOOUT
VP
I
I
I
I
I
I
I
I
I
I
I
I
O
I/O
O
I
I
I
I
I
O
O
O
O
O
-
35
DVCOM
O
36
PVCOM
O
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