參數(shù)資料
型號: L8574D
英文描述: CAP 15PF 50V 5% C0G SMD-0402 TR-7-PA SN100
中文描述: L8574D電阻用戶線接口電路(SLIC),環(huán)繼電器和保護(hù)(SRP)的為遠(yuǎn)距離和TR - 57應(yīng)用
文件頁數(shù): 4/36頁
文件大?。?/td> 489K
代理商: L8574D
4
Lucent Technologies Inc.
Data Sheet
October 1998
Relay, and Protector (SRP) for Long Loop and TR-57 Applications
L8574D Resistive Subscriber Line Interface Circuit (SLIC), Ring
Architectural Diagram
12-3330.a (C)r2
Figure 1. Architectural Diagram
Pin Information
12-3383.a (F)
Figure 2. Pin Layout
+5 A
V
BAT1
TIPDRIVER
+
AX
V
XMT
RELAY
RDO
V
CCA
AGND
+5 A
+5 D
DGND V
DD
CE
CS
B0
B1
B2
B3
LDATA INTERFACE,
2
NLC
SWITCH
NRT
CANCELLATION
+5 A
V
BAT1
RINDRIVER
PROTECT
SW2
50
PROTECT
FGND
V
BF
V
BAT1
V
BAT1
LIMITER
V
BAT2
CLIM
SDETECTOR
V
XMT
NLC
NRT
RING TRIP
SW1
RTS
RSW
SW3
GTO
V
RNG
CBN
RGBN
RCVN
IRCV
NSTAT
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
L8574
X
T
R
R
I
V
C
C
R
A
PRA
N
PRB
NSTAT
CS
NC
B2
B1
B0
CE
V
DD
D
R
R
R
V
R
V
B
N
V
B
F
NC
PR
PT
NC
CLIM
V
BAT2
AGND
V
CCA
NC
PTA
NC
N
B3
V
B
N
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