參數(shù)資料
型號: MSM7557
廠商: OKI SEMICONDUCTOR CO., LTD.
英文描述: Single Chip MSK Modem with Compandor for Cordless Telephone
中文描述: 單芯片MSK調(diào)制解調(diào)器無繩電話與Compandor
文件頁數(shù): 3/25頁
文件大?。?/td> 153K
代理商: MSM7557
3/25
MSM7557
Semiconductor
PIN CONFIGURATION (TOP VIEW)
NC
1
ST
2
EMP
3
LIM
4
NC
5
VR1
6
VR2
7
VR3
8
NC
9
TVIO
10
CMPI
11
TVI
12
CC1
13
CC2
14
NC
42
BIT
41
FDE
40
BR
39
BYP
38
RCK2
37
RCK1
36
SEC
35
CSH
34
RAI
33
NC
32
RAIO
31
CE3P
30
NC
29
N
1
C
1
C
1
D
1
S
1
N
2
(
2
G
2
T
2
R
2
C
2
C
2
C
2
N
2
S
5
T
5
M
5
X
5
X
5
N
5
P
5
V
4
R
4
R
4
R
4
F
4
F
4
N
4
Notes: The pin 49 should be used for V
DD
.
The pin 21 should be connected to V
DD
or opened.
NC : No connect pin
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