參數(shù)資料
型號(hào): PEF24902
英文描述: ISDN Line Interface
中文描述: ISDN線路接口
文件頁(yè)數(shù): 37/73頁(yè)
文件大?。?/td> 1618K
代理商: PEF24902
PEB 2466
PEF 2466
Interface Description
Hardware Reference Manual
28
2001-02-20
Figure 16
Analog Interface to Four Subscriber Line Interface Circuits (SLICs)
R
Load
Ext1
C
10
-3
10
2
3
10
4
10
-2
10
-1
10
1
10
2
10
0
10
F
μ
5
10
6
10
C
Ext1
=
f
min
·
R
Load
1
f
min
= 250 Hz
51
49
57
56
50
> 39nF
53
55
54
59
60
58
63
62
64
V
DDA12
Channel 2
GNDA2
V
DDA34
V
REF
V
DDREF
61
52
SICOFI4-μC
100nF
220nF
C
Ext1
V
IN1
V
OUT1
Channel 1
GNDA1
V
IN3
V
OUT3
Channel 3
GNDA3
V
IN2
V
OUT2
Channel 4
GNDA4
V
IN4
V
OUT4
C
Ext1
C
Ext1
> 39nF
> 39nF
100nF
100nF
100nF
100nF
> 39nF
C
Ext1
SLIC 1
t / r
R
Load
SLIC 3
t / r
R
Load
SLIC 2
t / r
R
Load
SLIC 4
t / r
R
Load
2466_217
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