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参数资料
| 型号： | M54HC7640 |
| 厂商： | 意法半导体 |
| 英文描述： | Octal Bus Transceiver(八总线收发器) |
| 中文描述： | 八路总线收发器（八总线收发器） |
| 文件页数： | 2/10页 |
| 文件大小： | 256K |
| 代理商： | M54HC7640 |
INPUT AND OUTPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION
PIN No
1
2, 3, 4, 5,
6, 7, 8, 9
18, 17, 16,
15, 14, 13,
12, 11
19
SYMBOL
DIR
A1 to A8
NAME AND FUNCTION
Directional Control
Data Inputs/Outputs
B1 to B8
Data Inputs/Outputs
G
Output Enabel Input
(Active LOW)
Ground (0V)
Positive Supply Voltage
10
20
GND
V
CC
IEC LOGIC SYMBOLS
TRUTH TABLE
INPUT
FUNCTION
OUTPUT
HC7643
A = B
B = A
Z
G
L
L
H
DIR
L
H
X
A BUS
OUTPUT
INPUT
Z
B BUS
INPUT
OUTPUT
Z
HC7640
A = B
B = A
Z
HC7645/7245
A = B
B = A
Z
X: ”H” or ”L”
Z: Highimpedance
HC7640
HC7643
HC7645
M54/M74HC7245/7640/7643/7645
2/10
相关PDF资料 |
PDF描述 |
|---|---|
| M54HC7643 | Octal Bus Transceiver(八总线收发器) |
| M54HC7645 | Octal Bus Transceiver(八总线收发器) |
| M54HC76 | Dual D Type Flip Flop with Preset and Clear(带复位和清除的双D触发器) |
| M54HCT139 | Dual 2 to 4 Decoder/Demultiplexer(双2-4线译码器/多路分解器) |
| M54HCT14 | Hex Schmitt Inverter(六施密特反相器) |
相关代理商/技术参数 |
参数描述 |
|---|---|
| M54HC86K | 制造商:STMicroelectronics 功能描述: |
| M54HCT244K | 制造商:STMicroelectronics 功能描述:BFFR/LINE DRVR OCTAL NON-INV 3-ST CMOS 20PIN FPC - Bulk 制造商:STMicroelectronics 功能描述:LOGIC, 5VOLTSOCTAL BUFFEROCTAL BUS BUFFER, 3-STATE FLAT-20 - Bulk |
| M54HCT244K1 | 制造商:STMicroelectronics 功能描述: |
| M54HCT245K | 制造商:STMicroelectronics 功能描述:LOGIC, 5VOLTSOCTAL BUSOCTAL BUS TRANSCEIVER - 3-STATEFLAT-20 - Bulk |
| M54HCU04D | 制造商:STMicroelectronics 功能描述:LOGIC, 5VOLTSGATESHEX INVERTER, UNBUFFERIZEDDIL-14 SOLDER DI - Bulk |
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