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AM7945JC PDF预览

AM7945JC

更新时间: 2024-10-28 08:28:27
品牌 Logo 应用领域
超微 - AMD 电池电信集成电路
页数 文件大小 规格书
18页 244K
描述
Subscriber Line Interface Circuit

AM7945JC 技术参数

是否Rohs认证: 不符合生命周期:Transferred
零件包装代码:QFJ包装说明:QCCJ, LDCC32,.5X.6
针数:32Reach Compliance Code:unknown
HTS代码:8542.39.00.01风险等级:5.25
电池馈电:CONSTANT CURRENT电池供电:-19 TO -56.5 V
混合:2-4 CONVERSIONJESD-30 代码:R-PQCC-J32
JESD-609代码:e0长度:13.97 mm
负电源额定电压:-5 V最大噪声:12 dBrnC
功能数量:1端子数量:32
最高工作温度:70 °C最低工作温度:
PSRR-Min:28 dB封装主体材料:PLASTIC/EPOXY
封装代码:QCCJ封装等效代码:LDCC32,.5X.6
封装形状:RECTANGULAR封装形式:CHIP CARRIER
电源:+-5 V认证状态:Not Qualified
座面最大高度:3.556 mm子类别:Analog Transmission Interfaces
最大压摆率:8.5 mA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端子面层:Tin/Lead (Sn/Pb)
端子形式:J BEND端子节距:1.27 mm
端子位置:QUAD宽度:11.43 mm
Base Number Matches:1

AM7945JC 数据手册

 浏览型号AM7945JC的Datasheet PDF文件第2页浏览型号AM7945JC的Datasheet PDF文件第3页浏览型号AM7945JC的Datasheet PDF文件第4页浏览型号AM7945JC的Datasheet PDF文件第5页浏览型号AM7945JC的Datasheet PDF文件第6页浏览型号AM7945JC的Datasheet PDF文件第7页 
Am7945  
Subscriber Line Interface Circuit  
DISTINCTIVE CHARACTERISTICS  
Programmable constant-current feed  
Current gain = 200  
On-chip Thermal Management (TMG) feature  
Two-wire impedance set by single external  
impedance  
Programmable loop-detect threshold  
Low power Standby state  
On-hook transmission  
On-chip ring relay driver and relay snubber  
Ground-key detector  
circuit  
Tip Open state for ground-start lines  
–19 V to –56.5 V battery operation  
Ideal for low cost PABX and key telephone  
systems  
BLOCK DIAGRAM  
TMG  
Ring Relay  
RINGOUT  
Driver  
A(TIP)  
HPA  
C1  
C2  
Input Decoder  
C3  
and Control  
Ground-Key  
Detector  
E0  
Two-Wire  
Interface  
E1  
DET  
HPB  
RSN  
VTX  
Signal  
Transmission  
Off-Hook  
Detector  
B(RING)  
RD  
Power-Feed  
Controller  
RDC  
CAS  
DA  
Ring-Trip  
Detector  
DB  
VBAT  
BGND  
VCC  
VEE AGND/DGND  
Publication# 18408 Rev: D Amendment: /0  
Issue Date: October 1999  

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