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MSM81C55-5JS PDF预览

MSM81C55-5JS

更新时间: 2024-02-05 10:02:13
品牌 Logo 应用领域
冲电气 - OKI 并行IO端口微控制器和处理器外围集成电路
页数 文件大小 规格书
19页 157K
描述
2048-Bit CMOS STATIC RAM WITH I/O PORTS AND TIMER

MSM81C55-5JS 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:DIP包装说明:DIP, DIP40,.6
针数:40Reach Compliance Code:unknown
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.88Is Samacsys:N
CPU系列:8085JESD-30 代码:R-PDIP-T40
JESD-609代码:e0长度:51.98 mm
内存组织:256X8位数:14
I/O 线路数量:22端口数量:3
端子数量:40计时器数量:1
最高工作温度:70 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:DIP
封装等效代码:DIP40,.6封装形状:RECTANGULAR
封装形式:IN-LINE峰值回流温度(摄氏度):NOT SPECIFIED
电源:5 V认证状态:Not Qualified
座面最大高度:5.08 mm子类别:Parallel IO Port
最大压摆率:5 mA最大供电电压:5.25 V
最小供电电压:4.75 V标称供电电压:5 V
表面贴装:NO技术:CMOS
温度等级:OTHER端子面层:Tin/Lead (Sn/Pb)
端子形式:THROUGH-HOLE端子节距:2.54 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:15.24 mmuPs/uCs/外围集成电路类型:PARALLEL IO PORT, GENERAL PURPOSE
Base Number Matches:1

MSM81C55-5JS 数据手册

 浏览型号MSM81C55-5JS的Datasheet PDF文件第7页浏览型号MSM81C55-5JS的Datasheet PDF文件第8页浏览型号MSM81C55-5JS的Datasheet PDF文件第9页浏览型号MSM81C55-5JS的Datasheet PDF文件第11页浏览型号MSM81C55-5JS的Datasheet PDF文件第12页浏览型号MSM81C55-5JS的Datasheet PDF文件第13页 
¡ Semiconductor  
MSM81C55-5RS/GS/JS  
OPERATION  
Description  
The MSM81C55-5 has three functions as described below.  
• 2K-bit static RAM (256 words ¥ 8 bits)  
• Two 8-bit I/O ports (PA and PB) and a 6-bit I/O port (PC)  
• 14-bit timer counter  
The internal register is shown in the figure below, and the I/O addresses are described in the  
table below.  
8 Bit Internal Data Bus  
Timer  
MSB  
Timer  
LSB  
Command  
Status  
PC  
PB  
PA  
Timer Mode  
6 Bit  
8 Bit  
8 Bit  
I/O Address  
Selecting Register  
A7  
¥
A6  
¥
A5  
¥
A4  
¥
A3  
¥
A2  
A1  
0
A0  
0
0
0
0
1
0
1
0
1
0
Internal command/status register  
Universal I/O port A (PA)  
¥
¥
¥
¥
¥
0
¥
¥
¥
¥
¥
1
Universal I/O port B (PB)  
¥
¥
¥
¥
¥
1
I/O port C (PC)  
¥
¥
¥
¥
¥
0
Timer count lower position 8 bits (LSB)  
Timer count upper position 6 bits and timer mode  
2 bits (MSB)  
¥
¥
¥
¥
¥
1
0
1
¥: Don't care.  
10/19  

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