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參數(shù)資料
| 型號： | PSB4851 |
| 英文描述： | Analog Front End for Sophisticated Answering Machine |
| 中文描述： | 模擬前端的精密應答機 |
| 文件頁數(shù)： | 31/44頁 |
| 文件大小： | 752K |
| 代理商： | PSB4851 |
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PSB 4851
Data Sheet
31
09.99
REG 5:AOPR - AFE Output Path Register
OVRE
Override Enable
0:
Gain for ALS is always defined by LSC
1:
Gain for ALS can be overridden by interchip communication
DAC1
D/A Control 1
0:
POFI
1
and D/A
1
are in power down mode
1:
POFI
1
and D/A
1
are active
PSS
Power Supply Selection
0:
3.3V power supply
1:
5V power supply
DAC2
D/A Control 2
0:
POFI
2
and D/A
2
are in power down mode
1:
POFI
2
and D/A
2
are active
OSS
Output Source Selection
7
0
OSS
DAC2
DAC1
PSS
0
OVRE
7
0
6
0
5
0
Description
ALS and AHS are connected to PREFI
1,
AXC is connected to
PREFI
2
, POFI
1
and POFI
2
must be set to power down
ALS is connected to PREFI
1
, AHS and AXC are connected to
PREFI
2
, POFI
1
and POFI
2
must be set to power down
reserved
reserved
ALS and AHS are connected to POFI
2
, AXC is connected to
POFI
1
ALS is connected to POFI
2
, AHS and AXC are connected to
POFI
1
0
0
1
0
1
1
1
0
1
-
-
0
1
1
1
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