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DM74LS393M PDF预览

DM74LS393M

更新时间: 2024-02-23 02:50:50
品牌 Logo 应用领域
飞兆/仙童 - FAIRCHILD 计数器触发器逻辑集成电路光电二极管
页数 文件大小 规格书
6页 59K
描述
Dual 4-Bit Binary Counter

DM74LS393M 技术参数

是否Rohs认证:不符合生命周期:Transferred
包装说明:DIP, DIP14,.3Reach Compliance Code:unknown
风险等级:5.85Is Samacsys:N
计数方向:BIDIRECTIONALJESD-30 代码:R-PDIP-T14
JESD-609代码:e0负载/预设输入:NO
逻辑集成电路类型:BINARY COUNTER工作模式:ASYNCHRONOUS
功能数量:2端子数量:14
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:DIP
封装等效代码:DIP14,.3封装形状:RECTANGULAR
封装形式:IN-LINE电源:5 V
认证状态:Not Qualified子类别:Counters
标称供电电压 (Vsup):5 V表面贴装:NO
技术:TTL温度等级:COMMERCIAL
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
Base Number Matches:1

DM74LS393M 数据手册

 浏览型号DM74LS393M的Datasheet PDF文件第2页浏览型号DM74LS393M的Datasheet PDF文件第3页浏览型号DM74LS393M的Datasheet PDF文件第4页浏览型号DM74LS393M的Datasheet PDF文件第5页浏览型号DM74LS393M的Datasheet PDF文件第6页 
August 1986  
Revised March 2000  
DM74LS393  
Dual 4-Bit Binary Counter  
General Description  
Each of these monolithic circuits contains eight master-  
Features  
Dual version of the popular DM74LS93  
slave flip-flops and additional gating to implement two indi-  
DM74LS393 dual 4-bit binary counter with individual  
clocks  
vidual four-bit counters in  
a single package. The  
DM74LS393 comprises two independent four-bit binary  
counters each having a clear and a clock input. N-bit binary  
counters can be implemented with each package providing  
the capability of divide-by-256. The DM74LS393 has paral-  
lel outputs from each counter stage so that any submultiple  
of the input count frequency is available for system-timing  
signals.  
Direct clear for each 4-bit counter  
Dual 4-bit versions can significantly improve system  
densities by reducing counter package count by 50%  
Typical maximum count frequency 35 MHz  
Buffered outputs reduce possibility of collector commu-  
tation  
Ordering Code:  
Order Number Package Number  
Package Description  
DM74LS393M  
DM74LS373N  
M14A  
N14A  
14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-120, 0.150 Narrow  
14-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide  
Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code.  
Connection Diagram  
Function Table  
Counter Sequence (Each Counter)  
Outputs  
Count  
QD  
QC  
QB  
QA  
0
1
L
L
L
L
L
L
L
H
L
2
L
L
H
H
L
3
L
L
H
L
4
L
H
H
H
H
L
5
L
L
H
L
6
L
H
H
L
7
L
H
L
8
H
H
H
H
H
H
H
H
9
L
L
H
L
10  
11  
12  
13  
14  
15  
L
H
H
L
L
H
L
H
H
H
H
L
H
L
H
H
H
H = HIGH Logic Level  
L = LOW Logic Level  
© 2000 Fairchild Semiconductor Corporation  
DS006434  
www.fairchildsemi.com  

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