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74LS253DCQM PDF预览

74LS253DCQM

更新时间: 2024-09-24 13:04:59
品牌 Logo 应用领域
飞兆/仙童 - FAIRCHILD 复用器
页数 文件大小 规格书
6页 60K
描述
Multiplexer, 2-Func, 4 Line Input, TTL, CDIP16,

74LS253DCQM 技术参数

是否无铅: 含铅是否Rohs认证: 不符合
生命周期:Obsolete包装说明:DIP, DIP16,.3
Reach Compliance Code:compliantHTS代码:8542.39.00.01
风险等级:5.49JESD-30 代码:R-XDIP-T16
JESD-609代码:e0逻辑集成电路类型:MULTIPLEXER
功能数量:2输入次数:4
端子数量:16最高工作温度:70 °C
最低工作温度:输出特性:3-STATE
封装主体材料:CERAMIC封装代码:DIP
封装等效代码:DIP16,.3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
子类别:Multiplexer/Demultiplexers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处于峰值回流温度下的最长时间:NOT SPECIFIED
Base Number Matches:1

74LS253DCQM 数据手册

 浏览型号74LS253DCQM的Datasheet PDF文件第2页浏览型号74LS253DCQM的Datasheet PDF文件第3页浏览型号74LS253DCQM的Datasheet PDF文件第4页浏览型号74LS253DCQM的Datasheet PDF文件第5页浏览型号74LS253DCQM的Datasheet PDF文件第6页 
August 1986  
Revised March 2000  
DM74LS253  
3-STATE Data Selector/Multiplexer  
General Description  
Features  
Each of these Schottky-clamped data selectors/multiplex-  
ers contains inverters and drivers to supply fully comple-  
mentary, on-chip, binary decoding data selection to the  
AND-OR gates. Separate output control inputs are pro-  
vided for each of the two four-line sections.  
3-STATE version of DM74LS153 with same pinout  
Schottky-diode-clamped transistors  
Permit multiplexing from N-lines to one line  
Performs parallel-to-serial conversion  
Strobe/output control  
The 3-STATE outputs can interface directly with data lines  
of bus-organized systems. With all but one of the common  
outputs disabled (at a high impedance state), the low  
impedance of the single enabled output will drive the bus  
line to a HIGH or LOW logic level.  
High fanout totem-pole outputs  
Typical propagation delay  
Data to output  
12 ns  
Select to output 21 ns  
Typical power dissipation 35 mW  
Ordering Code:  
Order Number Package Number  
Package Description  
DM74LS253M  
DM74LS253N  
M16A  
N16E  
16-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150 Narrow  
16-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  
Select  
Inputs  
Data Inputs  
Output Output  
Control  
B
A
X
L
C0  
X
L
C1  
X
X
X
L
C2 C3  
G
H
L
L
L
L
L
L
L
L
Y
Z
L
X
L
X
X
X
X
X
L
X
X
X
X
X
X
X
L
L
L
H
X
X
X
X
X
X
H
L
L
H
H
L
L
H
X
X
X
X
H
L
H
H
H
H
L
H
X
X
H
L
H
H
H
H
Address Inputs A and B are common to both sections.  
H = HIGH Level  
L = LOW Level  
X = Don't Care  
Z = High Impedance (OFF)  
© 2000 Fairchild Semiconductor Corporation  
DS006416  
www.fairchildsemi.com  

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