參數(shù)資料
型號: AK4565
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: LOW POWER 20BIT CODEC WITH BUILT IN ALC
中文描述: 低功耗20位編解碼器中的ALC的建造
文件頁數(shù): 20/33頁
文件大小: 249K
代理商: AK4565
ASAHI KASEI
[AK4565]
MS0132-E-01
2003/05
- 20 -
n
Register Map
Addr
00H
Input Select
01H
Power Management
02H
Mode Control
03H
Timer Select
04H
ALC Mode Control 1
05H
ALC Mode Control 2
06H
Operation Mode
07H
Input PGA Control
08H
Test
09H
Test
n
Register Definitions
All registers inhibit writing at PDN pin = “L”.
Writing to 08H and 09H is ignored and these addresses respond “0” at reading.
For addresses from 0AH to 1FH, data must not write.
Addr
Register Name
D7
00H
Input Select
0
R/W
Default
0
INT0: Select ON/OFF of INTL0 and INTR0 (0: OFF, 1: ON)
INT1: Select ON/OFF of INTL1 and INTR1 (0: OFF, 1: ON)
EXT: Select ON/OFF of EXTL and EXTR (0: OFF, 1: ON)
LINE: Select ON/OFF of LIN and RIN (0:OFF, 1:ON)
When LINE bit is “1”, INT0, INT1 and EXT bits are ignored. These inputs are always OFF.
When LINE bit is “1”, the gain table of IPGA switches LINE side.
When LINE bit is “0”, if INT0, INT1 and EXT bits go to “1” at the same time, the input signals are mixed by 0dB
gain.
Register Name
D7
0
0
0
D6
0
0
0
D5
0
PM3
DMUTE
ZTM1
LMAT1
REF5
ZELMN
IPGA5
0
0
D4
0
PM2
FS
ZTM0
LMAT0
REF4
FR
IPGA4
0
0
D3
LINE
0
DIF1
WTM1
FDATT RATT1 RATT0
REF3
REF2
STAT
FDIN
IPGA3
IPGA2
0
0
0
0
D2
EXT
PM1
DIF0
WTM0
D1
INT1
0
DEM1
LTM1
D0
INT0
PM0
DEM0
LTM0
LMTH
REF0
ALC
IPGA0
0
0
FDTM1
0
0
0
0
0
0
FDTM0
0
REF6
0
IPGA6
0
0
REF1
FDOUT
IPGA1
0
0
D6
0
D5
0
D4
0
D3
LINE
D2
EXT
D1
INT1
D0
INT0
R/W
0
0
0
0
0
0
1
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