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參數(shù)資料
| 型號(hào)： | M74HC242 |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | QUAD BUS TRANSCEIVER 3-STATE |
| 中文描述： | 四總線收發(fā)器三態(tài) |
| 文件頁(yè)數(shù)： | 2/11頁(yè) |
| 文件大?。?/td> | 257K |
| 代理商： | M74HC242 |
CHIP CARRIER
TRUTH TABLE
INPUTS
GAB
H
L
H
L
FUNCTION
A BUS
OUTPUT
INPUT
HIGH IMPEDANCE
HIGH IMPEDANCE
OUTPUTS
HC242 HC243
A = B
B = A
Z
Z
GBA
H
L
L
H
B BUS
INPUT
OUTPUT
A = B
B = A
Z
Z
PIN DESCRIPTION
PIN No
1
SYMBOL
GAB
NAME AND FUNCTION
Output Enable Input
(active LOW)
Not connected
Data Inputs/Outputs
Data Inputs/Outputs
Output Enable Input
Ground (0V)
Positive Supply Voltage
2, 12
3, 4, 5, 6
11, 10, 9, 8
13
7
14
NC
1A to 4A
1B to 4B
GBA
GND
V
CC
IEC LOGIC SYMBOLS
HC242
HC243
M54/M74HC242/243
2/11
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| M74HC242B1R | QUAD BUS TRANSCEIVER 3-STATE |
| M74HC242M1R | QUAD BUS TRANSCEIVER 3-STATE |
| M74HC242C1R | QUAD BUS TRANSCEIVER 3-STATE |
| M74HC259B1R | 8 BIT ADDRESSABLE LATCH |
| M74HC259M1R | 8 BIT ADDRESSABLE LATCH |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| M74HC242B1R | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:QUAD BUS TRANSCEIVER 3-STATE |
| M74HC242C1R | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:QUAD BUS TRANSCEIVER 3-STATE |
| M74HC242F1R | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:QUAD BUS TRANSCEIVER 3-STATE |
| M74HC242M1R | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:QUAD BUS TRANSCEIVER 3-STATE |
| M74HC243 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:QUAD BUS TRANSCEIVER 3-STATE |
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