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参数资料
| 型号： | SN74LS251M |
| 厂商： | ON SEMICONDUCTOR |
| 元件分类： | 编、解码器及复用、解复用 |
| 英文描述： | LS SERIES, 8 LINE TO 1 LINE MULTIPLEXER, COMPLEMENTARY OUTPUT, PDSO16 |
| 封装： | EIAJ, SOP-16 |
| 文件页数： | 2/8页 |
| 文件大小： | 225K |
| 代理商： | SN74LS251M |
SN74LS251
http://onsemi.com
2
CONNECTION DIAGRAM DIP (TOP VIEW)
Select Inputs
Output Enable (Active LOW) Inputs
Multiplexer Inputs
Multiplexer Output
Complementary Multiplexer Output
S0 S2
E0
I0 I7
Z
0.5 U.L.
65 U.L.
0.25 U.L.
15 U.L.
NOTES:
a) 1 TTL Unit Load (U.L.) = 40 mA HIGH/1.6 mA LOW.
HIGH
LOW
(Note a)
LOADING
PIN NAMES
LOGIC DIAGRAM
14
1
2
6
7
3
4
5
9
11
12
10
13
15
VCC = PIN 16
GND = PIN 8
= PIN NUMBERS
S2
S1
S0
E1
ZZ
I0
I1
I2
I3
I4
I5
I6
I7
14
13
12
11
10
9
1234
5
6
7
16
15
8
VCC
I3
I4
I5
I6
I7
S1
S0
S2
I2
I1
I0
ZZ
E0
GND
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SN74LS251MEL | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| SN74LS251N | 功能描述:编码器、解码器、复用器和解复用器 8 to 1 RoHS:否 制造商:Micrel 产品:Multiplexers 逻辑系列:CMOS 位数: 线路数量（输入/输出）:2 / 12 传播延迟时间:350 ps, 400 ps 电源电压-最大:2.625 V, 3.6 V 电源电压-最小:2.375 V, 3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:QFN-44 封装:Tray |
| SN74LS251N | 制造商:Texas Instruments 功能描述:Logic - Multiplexer and Demultiplexer I |
| SN74LS251N3 | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| SN74LS251NDS | 制造商:Motorola Inc 功能描述:LOGIC MUX, SINGLE, 8-INPUT, LS-TTL, 16 Pin, Plastic, DIP |
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