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ATTL7557AAU 参数 Datasheet PDF下载

ATTL7557AAU图片预览
型号: ATTL7557AAU
PDF下载: 下载PDF文件 查看货源
内容描述: 低功耗SLIC组件与电池开关 [Low-Power SLICs with Battery Switch]
分类和应用: 电池开关电信集成电路
文件页数/大小: 28 页 / 676 K
品牌: AGERE [ AGERE SYSTEMS ]
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Data Sheet
January 2000
L7556, L7557 Low-Power SLICs
with Battery Switch
Description
(continued)
BGND
AGND
V
BAT2
V
BAT1
I
PROG
L
BAT
BS1
BS2
V
CC
BS
BATTERY
SWITCH
POWER CONDITIONING
& REFERENCE
V
REG
CF1
CF2
DCOUT
+
1 V/8 mA
VITR
SN
PT
A=4
SPARE
OP AMP
XMT
+
PR
A = –4
RCVN
RCVP
+
B0
DCR
dc RESISTANCE
ADJUST
BATTERY FEED
STATE CONTROL
B1
LCTH
LOOP CLOSURE DETECTOR
+
NLC
RTSP
RTSN
RING TRIP DETECTOR
+
NRDET
RGDET
ICM
RING GROUND
DETECTOR
12-2551.a (F)
Figure 1. Functional Diagram
Lucent Technologies Inc.
3