AK4707 Datasheet, PDF (31/42 Pages) Asahi Kasei Microsystems – AV SCART Switch

ASAHI KASEI
[AK4707]
Addr
03H
Register Name
Zerocross
R/W
Default
D7
D6
D5
0
VMONO
0
0
0
0
D4
D3
0
0
R/W
0
0
D2
ZERO
D1
D0
ZTM1 ZTM0
1
0
0
ZTM1-0: The time length control of zero-cross timeout
00: typ. 12.8ms, max. 20.2ms (default)
01: typ. 25.6ms
10: typ. 51.2ms
11: typ. 102.4ms
ZERO: Zero-cross detection enable for TVOUT output
0: Disable
The TVOUTL/R outputs VCOM voltage immediately without zero-cross when MUTE bit = “1”.
The TVOUTL/R outputs of TV1-0 switch immediately without zero-cross when MUTE bit = “0”.
1: Enable (default)
The TVOUTL/R outputs VCOM voltage when timeout or zero-cross before timeout when MUTE bit = “1”.
The TVOUTL/R outputs of TV1-0 switch when timeout or zero-cross before timeout when MUTE bit =
“0”.
VMONO: Mono select for VCROUTL/R pins
0: Stereo. (default)
1: Mono. (L+R)/2
MS0551-E-00
- 31 -
2006/10