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AK4709 Datasheet(PDF) 6 Page - Asahi Kasei Microsystems

Part No. AK4709
Description  Low Power AV SCART Switch
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Maker  AKM [Asahi Kasei Microsystems]
Homepage  http://www.akm.com
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AK4709 Datasheet(HTML) 6 Page - Asahi Kasei Microsystems

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[AK4709]
MS1319-
E-00
2011/07
- 6 -
PIN/FUNCTION
No.
Pin Name
I/O
Function
1
VCRC
O
Chrominance Output Pin for VCR
2
VSS3
-
Video Ground Pin , 0V
3
TVVOUT
O
Composite/Luminance Output Pin for TV
4
VVD2
-
Video Power Supply Pin #2: 3.13V ~ 3.47V
Normally connected to VSS3 with a 0.1
μF ceramic capacitor in parallel with a 4.7μF
electrolytic capacitor.
5
TVRC
O
Red/Chrominance Output Pin for TV
6
TVG
O
Green Output Pin for TV
7
TVB
O
Blue Output Pin for TV
8
VVD1
-
Video Power Supply Pin #1: 3.13V ~ 3.47V
Normally connected to VSS3 with a 0.1
μF ceramic capacitor in parallel with a 4.7μF
electrolytic capacitor.
9
ENCB
I
Blue Input Pin for Encoder
10
ENCG
I
Green Input Pin for Encoder
11
ENCRC
I
Red/Chrominance Input Pin #1 for Encoder
12
ENCC
I
Chrominance Input Pin #2 for Encoder
13
ENCV
I
Composite/Luminance Input Pin #1 for Encoder
14
ENCY
I
Composite/Luminance Input Pin #2 for Encoder
15
TVVIN
I
Composite/Luminance Input Pin for TV
16
VCRVIN
I
Composite/Luminance Input Pin for VCR
17
VCRFB
I
Fast Blanking Input Pin for VCR
18
VCRRC
I
Red/Chrominance Input Pin for VCR
19
VCRG
I
Green Input Pin for VCR
20
VCRB
I
Blue Input Pin for VCR
21
VP
-
Blanking Power Supply Pin, 10.8V ~ 13.2V
The VP pin must be connected to the Analogue 12V power supply via a 10ohm resistor
and with a 0.1µF ceramic capacitor in parallel with a 1µF electrolytic capacitor to
VSS1, as shown in Figure 20.
22
VCRSB
I/O
Slow Blanking Input/Output Pin for VCR, refer to Table 20.
A 470ohm ±5% resistor must be connected between the VCRSB pin and SCART
connector.
23
TVSB
O
Slow Blanking Output Pin for TV
A 470ohm ±5% resistor must be connected between the TVSB pin and SCART
connector.
24
VSS1
-
Audio Ground Pin , 0V
25
VD1
-
Audio Power Supply Pin: 3.13V ~ 3.47V
Normally connected to VSS1 with a 0.1
μF ceramic capacitor in parallel with a 4.7μF
electrolytic capacitor.
26
VCRINR
I
Rch VCR Audio Input Pin
27
VCRINL
I
Lch VCR Audio Input Pin
28
TVINR
I
Rch TV Audio Input Pin
29
TVINL
I
Lch TV Audio Input Pin
30
VCROUTR
O
Rch Analog Output Pin #1
31
VCROUTL
O
Lch Analog Output Pin #1
32
TVOUTR
O
Rch Analog Output Pin #2
33
TVOUTL
O
Lch Analog Output Pin #2


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