ak4620b AKM Semiconductor, Inc., ak4620b Datasheet - Page 32

• Manufacturer Part Number: ak4620b
• Description: 24-bit 192khz Audio Codec With Ipga
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
MS0401-E-00
Addr
03H
DEM1-0: De-emphasis response (see Table 3)
ZTM1-0: Zero-crossing timeout period select (see Table 11)
ZCEI: ADC IPGA Zero crossing enable
HPLN/RN: Left/Right channel Digital High Pass Filter Disable
SMUTE: DAC Input Soft Mute control
00: 44.1kHz
01: OFF (Default)
10: 48kHz
11: 32kHz
0: Input PGA gain changes occur immediately
1: Input PGA gain changes occur only on zero-crossing or after timeout. (Default)
0: Enable (Default)
1: Disable
0: Normal operation (Default)
1: DAC outputs soft-muted
Register Name
Deem and Volume Control
DEFAULT
Default: 1024fs
The soft mute is independent of the output ATT and performed digitally.
SMUTE
D7
0
HPRN
D6
0
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HPLN
D5
0
ZCEI
D4
1
ZTM1
D3
1
ZTM0
D2
0
DEM1
D1
0
[AK4620B]
DEM0
2005/07
D0
1