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MT8981DL PDF预览

MT8981DL

更新时间: 2024-01-17 02:52:21
品牌 Logo 应用领域
MITEL 电信集成电路
页数 文件大小 规格书
14页 183K
描述
ISO-CMOS ST-BUS⑩ FAMILY Digital Switch

MT8981DL 技术参数

是否无铅:含铅是否Rohs认证:不符合
生命周期:Obsolete零件包装代码:LPCC
针数:44Reach Compliance Code:unknown
风险等级:5.66Is Samacsys:N
JESD-30 代码:S-PQCC-J44端子数量:44
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:QCCJ
封装等效代码:LDCC44,.7SQ封装形状:SQUARE
封装形式:CHIP CARRIER电源:5 V
认证状态:Not Qualified子类别:Other Telecom ICs
最大压摆率:10 mA标称供电电压:5 V
表面贴装:YES技术:CMOS
温度等级:INDUSTRIAL端子形式:J BEND
端子节距:1.27 mm端子位置:QUAD
Base Number Matches:1

MT8981DL 数据手册

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ISO-CMOS ST-BUS FAMILY MT8981D  
Digital Switch  
ISSUE 6  
May 1995  
Features  
Ordering Information  
Mitel ST-BUS compatible  
MT8981DC  
40 Pin Ceramic DIP  
40 Pin Plastic DIP  
44 PLCC  
MT8981DE  
MT8981DP  
MT8981DL  
4-line x 32-channel inputs  
44 Pin QFP  
4-line x 32-channel outputs  
128 ports non-blocking switch  
Single power supply (+5 V)  
Low power consumption: 30 mW Typ.  
Microprocessor-control interface  
Three-state serial outputs  
-40°C to +85°C  
Description  
This VLSI ISO-CMOS device is designed for  
switching PCM-encoded voice or  
microprocessor control, in  
exchange, PBX or Central Office. It provides  
simultaneous connections for up to 128 64 kbit/s  
channels. Each of the four serial inputs and outputs  
consist of 32 64 kbit/s channels multiplexed to form a  
2048 kbit/s ST-BUS stream. In addition, the MT8981  
provides microprocessor read and write access to  
individual ST-BUS channels.  
data, under  
a
modern digital  
VDD VSS  
ODE  
F0i  
C4i  
Frame  
Counter  
Output  
MUX  
STo0  
STo1  
STo2  
STo3  
STi0  
Parallel  
to  
Serial  
to  
Data  
STi1  
STi2  
STi3  
Memory  
Serial  
Parallel  
Converter  
Control Register  
Converter  
Connection  
Memory  
Control Interface  
DS CS R/W A5/ DTA D7/  
A0  
D0  
Figure 1 - Functional Block Diagram  
2-17  

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