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LE7925SC PDF预览

LE7925SC

更新时间: 2024-09-25 19:27:03
品牌 Logo 应用领域
加拿大卓联 - ZARLINK 电信光电二极管电信集成电路
页数 文件大小 规格书
19页 401K
描述
SLIC, PDSO28, MO-059, SOIC-28

LE7925SC 技术参数

生命周期:Transferred包装说明:SOP,
Reach Compliance Code:unknownHTS代码:8542.39.00.01
风险等级:5.79JESD-30 代码:R-PDSO-G28
长度:18.136 mm功能数量:1
端子数量:28最高工作温度:70 °C
最低工作温度:封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE认证状态:Not Qualified
座面最大高度:2.54 mm标称供电电压:5 V
表面贴装:YES电信集成电路类型:SLIC
温度等级:COMMERCIAL端子形式:GULL WING
端子节距:1.27 mm端子位置:DUAL
宽度:8.7884 mmBase Number Matches:1

LE7925SC 数据手册

 浏览型号LE7925SC的Datasheet PDF文件第2页浏览型号LE7925SC的Datasheet PDF文件第3页浏览型号LE7925SC的Datasheet PDF文件第4页浏览型号LE7925SC的Datasheet PDF文件第5页浏览型号LE7925SC的Datasheet PDF文件第6页浏览型号LE7925SC的Datasheet PDF文件第7页 
Le7925  
Subscriber Line Interface Circuit  
DISTINCTIVE CHARACTERISTICS  
I Control states: Active, Disconnect, and Ringing  
I –20 V to –58 V battery operation  
I On-hook transmission  
I Programmable constant-current feed  
I Programmable loop-detect threshold  
I Programmable ring-trip detect threshold  
I Current gain = 500  
I Two-wire impedance set by single external  
impedance  
I On-chip Thermal Management (TMG) feature  
I No –5 V supply required  
I Fault detectors  
I Two on-chip relay drivers and relay snubbers,  
one ringing and one general purpose  
I Polarity reversal (active and on-hook)  
BLOCK DIAGRAM  
TMG  
ACO  
Fault Detector  
ALM  
Relay Driver  
RYOUT1  
Ring Relay Driver  
RINGOUT  
C1  
C2  
C3  
D1  
Input Decoder  
and Control  
A(TIP)  
DET  
HPA  
CS  
Two-Wire Interface  
VTX  
RSN  
Signal Transmission  
HPB  
Off-Hook Detector  
B(RING)  
RD  
Power-Feed Controller  
Ring-Trip Detector  
RDC  
CAS  
DA  
DB  
VBAT  
BGND  
VCC VBREF  
AGND  
Document ID# 080425 Date:  
Jun 23, 2003  
Rev:  
B
Version:  
1
Distribution:  
Public Document  

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