參數(shù)資料
型號: HD74ACT245
廠商: Hitachi,Ltd.
英文描述: 3-Line To 8-Line Decoders/Demultiplexers 20-LCCC -55 to 125
中文描述: 八路雙向收發(fā)器具有三態(tài)輸入/輸出
文件頁數(shù): 1/9頁
文件大?。?/td> 59K
代理商: HD74ACT245
HD74AC245/HD74ACT245
Octal Bidirectional Transceiver with 3-State Input/Output
Description
The HD74AC245/HD74ACT245 contains eight non-inverting bidirectional buffers with 3-state outputs and
is intended for bus-oriented applications. Current sinking capability is 24 mA at both the A and B ports.
The Transmit/Receive (T/
R
) input determines the direction of data flow through the bidirectional
transceiver. Transmit (active-High) enables data from A ports to B ports; Receive (active-Low) enables
data from B ports to A ports. The Output Enable input, when High, disables, both A and B ports by placing
them in a High Z condition.
Features
Noninverting Buffers
Bidirectional Data Path
A and B Outputs Source/Sink 24 mA
HD74ACT245 has TTL-Compatible Inputs
Pin Names
OE
T/
R
A
0
to A
7
B
0
to B
7
Output Enable Input
Transmit/Receive Input
Side A 3-State Inputs or 3-State Outputs
Side B 3-State Inputs or 3-State Outputs
相關(guān)PDF資料
PDF描述
HD74AC259 Triple 3-Input Positive-AND Gates 14-CDIP -55 to 125
HD74AC273 Triple 3-Input Positive-AND Gates 14-CFP -55 to 125
HD74AC283 Octal Buffers And Drivers With 3-State Outputs 20-CDIP -55 to 125
HD74ACT283 3-Line To 8-Line Decoders/Demultiplexers 16-CDIP -55 to 125
HD74AC32 Octal Buffers And Drivers With 3-State Outputs 20-LCCC -55 to 125
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