AK4707 Datasheet, PDF (33/42 Pages) Asahi Kasei Microsystems – AV SCART Switch

ASAHI KASEI
[AK4707]
Addr Register Name D7
D6
D5
D4
D3
D2
D1
D0
06H Video Clamp
0
VCLP1 VCLP0
0
CLAMP1 CLAMP0 0
0
R/W
R/W
Default
0
0
0
0
0
1
0
0
CLAMP1: Encoder R/Chroma (ENCRC pin) input clamp control
0: DC restore clamp active (for RED signal. default)
1: Biased (for Chroma signal.)
CLAMP0: VCR R/C (VCRC pin) input clamp control
0: DC restore clamp active (for RED signal)
1: Biased (for Chroma signal. default.)
VCLP1-0: DC restore source control
00: ENCV pin (default)
01: ENCY pin
10: VCRVIN pin
11: (Reserved)
When the AUTO bit = “1”, the source is fixed to VCRVIN pin.
Addr Register Name D7
D6
D5
D4
D3
D2
D1
D0
07H S/F Blanking SBIO1 SBIO0 SBV1 SBV0 SBT1 SBT0 FB1
FB0
R/W
R/W
Default
0
0
0
0
0
0
0
0
FB1-0: TV Fast Blanking output control (for TVFB pin)
00: 0V (default)
01: 2V<, 4V(typ.) at 150Ω load
10: follow VCR FB input (4V/0V)
11: (Reserved)
SBT1-0: TV Slow Blanking output control (for TVSB pin. minimum load is 10kΩ.)
00: < 2V (default)
01: 5V <, < 7V
10: (Reserved)
11: 10V <
SBV1-0: VCR Slow Blanking output control (for VCRSB pin. minimum load is 10kΩ.)
00: < 2V (default)
01: 5V <, < 7V
10: (Reserved)
11: 10V <
SBIO1-0: TV/VCR Slow Blanking I/O control
Refer the Table 13.
MS0551-E-00
- 33 -
2006/10