参数资料
型号: MAS9090BJ
厂商: MICRONAS SEMICONDUCTOR HOLDING AG
元件分类: 编解码器
英文描述: LOW VOLTAGE 14-BIT LINEAR CODEC
中文描述: LINEAR CODEC, PQFP44
封装: TQFP-44
文件页数: 20/30页
文件大小: 459K
代理商: MAS9090BJ
DA9090B.001
January 14, 1998
20
FUNCTIONAL DESCRIPTION
Control register CR0
7
F1
F0
0
0
1
1
6
5
4
3
IA
2
1
0
Function
CM
MA
FF
B7
DL
0
1
0
1
MCLK = 512 kHz
MCLK = 1536 kHz
MCLK = 2048 kHz
Not implemented
Linear code
2’s complement
sign and magnitude
2’s complement
1’s complement
Companded code
μ
-Law: CCITT D3-D4
μ
-Law: bare coding
A-Law: including even bit inversions
A-Law: bare coding
B1 and B2 consecutive
B1 and B2 separated
8-bit time slot
7-bit time slot
Normal operation (default)
Digital loop back (TX and RX muted)
*
0
0
0
1
1
0
1
0
1
*
*
1
0
0
1
1
0
1
0
1
0
1
(1)*
(1)
(1)*
(1)
*
0
1
0
1
Control register CR1
7
TM1
TM0
0
1
1
6
5
4
3
2
1
0
Function
DO
MR
MX
EN
TS
SV
X
0
1
Delayed data timing
Non-delayed normal data timing
Non-delayed reverse data timing
LO latch set to 1
LO latch set to 0
RX connected to RX path
CR2 connected to RX path
TX path connected to TX
CR3 connected to TX
Voice data transfer disable
Voice data transfer enable
B1 channel selected
B2 channel selected
2.7-3.6V power supply
5.0V power supply
*
0
1
*
0
1
*
(1)
*
(1)
*
0
1
0
1
0
1
(1)*
(1)
0
1
*
(1)
*
significant in companded mode only
state at power on initialization
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