參數(shù)資料
型號: L7597
廠商: Lineage Power
英文描述: Resistive Subscriber Line Interface Circuit (SLIC), Ring Relay, and Protector (SRP) for Short Loop and TA-909 Applications(用于短環(huán)路和TA-909的電阻性用戶線接口、振鈴繼電器和保護器)
中文描述: 電阻用戶線接口電路(SLIC),環(huán)繼電器和保護(SRP)的短環(huán)路和TA - 909應用(用于短環(huán)路和電訊- 909的電阻性用戶線接口,振鈴繼電器和保護器)
文件頁數(shù): 32/34頁
文件大小: 564K
代理商: L7597
32
Lucent Technologies Inc.
Advance Data Sheet
March 1997
Relay, and Protector (SRP) for Short Loop and TA-909 Applications
L7597 Resistive Subscriber Line Interface Circuit (SLIC), Ring
TA-909 Application Diagram
In the following diagram:
RX = –4 dB
TX = –2 dB
ZT = 600
Hy = 600
12-3334.a (C)
* Optional to improve V
BATL
PSRR by 6 dB.
Figure 14. TA-909 Application Diagram
RS
31
PR
22
200 k
1 k
RING
TIP
F1
F1
+5 A
0.1 μF
5, 26
2, 27
AGND
V
CCA
DGND
K1
0.1 μF
14
13
V
DD
DG
15
+5 D
CE
B0
B1
B2
B3
CS
NSTAT
12
11
10
9
8
7
6
PARALLEL DATA
INTERFACE TO
CONTROL LOGIC
RCVN
IRCV
RGBN
VFX
165 k
82.5 k
21.5 k
GSX(n)
VFXIN(n)
VFRO(n)
32
1
4
95.3 k
20 k
1/4 T7504
50 k
*
47 pF*
FGND
21
(FAULT GROUND)
V
BATH
21
25
V
BATL
0.1 μF
0.1 μF
V
BATH
(–48 V)
V
BATL
(–25.5 V)
(OFFICE BATTERY)
V
RNG
18
V
RNG
(RINGING SUPPLY)
5.11 k
CBN
3
0.1 μF
301 k
0.01 μF
0.1 μF
CLIM
24
1 M
RTS
16
0.1 μF
RSW
17
600
VBF
20
200
100 k
TS
30
PT
23
200 k
1 k
XMT
29
100 k
VFX
200
0.1 μF
L7597
RESISTIVE SLIC
RDO
332 k
RESISTOR
MODULE
RESISTOR
MODULE
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