參數(shù)資料
型號(hào): L8560
英文描述: Low-Power SLIC with Ringing
中文描述: 低功耗振鈴用戶(hù)接口
文件頁(yè)數(shù): 5/46頁(yè)
文件大?。?/td> 842K
代理商: L8560
Lucent Technologies Inc.
5
Data Sheet
April 2000
L8560 Low-Power SLIC with Ringing
Description
(continued)
12-2569.c (F)
Figure 1. Functional Diagram
RGDET
ICM
B0
B1
B2
BR
+
+
AX
A = 4
A = –4
POWER CONDITIONING
& REFERENCE
B
B
B
V
C
A
PT
PR
dc RESISTANCE
ADJUST
DCR
RTSN
RTSP
LCTH
RING TRIP DETECTOR
LOOP CLOSURE DETECTOR
BATTERY FEED
STATE CONTROL
SPARE
OP AMP
DCOUT
VITR
RCVP
RCVN
XMT
SN
NSTAT
1
V
TX
T
XI
0.1
μ
F
C
EXTERNAL
2
RECTIFIER
CF2
CF1
BATTERY SWITCH
F
F
TG
RING GROUND
DETECTOR
44-PIN
PLCC
ONLY
CURRENT-LIMIT
ADJUST
I
PROG
44-PIN
PLCC
ONLY
V
B
V
B
INTERNAL SWITCH
DECISION
V
REG
V
E
(
BATTERY
SWITCH
ENLARGED DETAIL
V
B
V
B
V
BAT1
SEE ENLARGED DETAIL
O
19.2
+
+
+
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