- 您现在的位置：买卖IC网 > PDF目录29113 > M54HC257D (STMICROELECTRONICS) HC/UH SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, CDIP16 PDF资料下载
参数资料
| 型号： | M54HC257D |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 编、解码器及复用、解复用 |
| 英文描述： | HC/UH SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, CDIP16 |
| 封装： | CERAMIC, DIP-16 |
| 文件页数： | 3/10页 |
| 文件大小： | 168K |
| 代理商： | M54HC257D |
M54HC257
2/10
IEC LOGIC SYMBOLS
INPUT AND OUTPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION
TRUTH TABLE
X : Don’t Care
Z : High Impedance
PIN N°
SYMBOL
NAME AND FUNCTION
1SELECT
Common Data Select
Input
2, 5, 14, 11
1A to 4A
Data Input From Source A
3, 6, 13, 10
1B to 4B
Data Input From Source B
4, 7, 12, 9
1Y to 4Y
3 State Multiplexer
Outputs
15
OE
3 State Output Enable
Inputs (Active Low)
8
GND
Ground (0V)
16
VCC
Positive Supply Voltage
INPUTS
OUTPUT
OE
SELECT
A
B
Y
H
XXX
Z
LLL
X
L
LL
H
X
H
LH
X
L
LH
X
H
相关PDF资料 |
PDF描述 |
|---|---|
| M54HC257D1 | HC/UH SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, CDIP16 |
| M54HC257K | HC/UH SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, CDFP16 |
| M54HC283F1R | HC/UH SERIES, 4-BIT ADDER/SUBTRACTOR, CDIP16 |
| M54HC32F1R | HC/UH SERIES, QUAD 2-INPUT OR GATE, CDIP14 |
| M54HC367F1 | HC/UH SERIES, 6-BIT DRIVER, TRUE OUTPUT, CDIP16 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| M54HC257D1 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:RAD-HARD QUAD 2 CHANNEL MULTIPLEXER (3-STATE) |
| M54HC257F1R | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:HC258QUAD 2CHANNEL MULTIPLEXER 3-STATE, INVERTING HC257 QUAD 2 CHANNEL MULTIPLEXER 3-STATE |
| M54HC257K | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:RAD-HARD QUAD 2 CHANNEL MULTIPLEXER (3-STATE) |
| M54HC257K1 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:RAD-HARD QUAD 2 CHANNEL MULTIPLEXER (3-STATE) |
| M54HC257M1R | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:HC258QUAD 2CHANNEL MULTIPLEXER 3-STATE, INVERTING HC257 QUAD 2 CHANNEL MULTIPLEXER 3-STATE |
发布紧急采购，3分钟左右您将得到回复。