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參數(shù)資料
| 型號： | HD74HCT244 |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | Octal D-Type Transparent Latches with 3-state Outputs 20-LCCC -55 to 125 |
| 中文描述： | 八路緩沖器/線路驅(qū)動器/線接收器（noninverted三態(tài)輸出） |
| 文件頁數(shù)： | 1/9頁 |
| 文件大小： | 58K |
| 代理商： | HD74HCT244 |
HD74HCT244
Octal Buffers/Line Drivers/Line Receivers
(noninverted 3-state outputs)
Description
The HD74HCT244 is a non-inverting buffer and has two active low enable (1
G
and 2
G
). Each enable
independently controls 4 buffers.
This device does not have schmitt trigger inputs.
Features
LSTTL Output Logic Level Compatibility as well as CMOS Output Compatibility
High Speed Operation: t
pd
(A to Y) = 10 ns typ (C
L
= 50 pF)
High Output Current: Fanout of 15 LSTTL Loads
Wide Operating Voltage: V
CC
= 4.5 to 5.5 V
Low Input Current: 1 μA max
Low Quiescent Supply Current: I
CC
(static) = 4 μA max (Ta = 25°C)
Function Table
Inputs
G
Output
A
Y
H
X
Z
L
H
H
L
H :
L
X :
Z
L
L
High level
Low level
Irrelevant
Off (high-impedance) state of a 3-state output
:
:
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| HD74HCT373 | Octal D-Type Transparent Latches with 3-state Outputs 20-CFP -55 to 125 |
| HD74HCT533 | Octal D-Type Transparent Latches with 3-state Outputs 20-CDIP -55 to 125 |
| HD74HCT374 | Octal D-Type Transparent Latches with 3-state Outputs 20-LCCC -55 to 125 |
| HD74HCT534 | Octal D-Type Transparent Latches with 3-state Outputs 20-LCCC -55 to 125 |
| HD74HCT449 | Octal D-Type Transparent Latches with 3-state Outputs 20-CDIP -55 to 125 |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| HD74HCT244FP-E | 制造商:Renesas Electronics Corporation 功能描述:Logic, 74HC series, SOP-20 |
| HD74HCT244FPEL-E | 制造商:Renesas Electronics Corporation 功能描述:Logic, 74HC series, SOP-20 |
| HD74HCT373FP(E) | 制造商:Renesas Electronics 功能描述:Bulk |
| HD74HCT373-T | 制造商:Renesas Electronics Corporation 功能描述: |
| HD74HCT374FP(E) | 制造商:Renesas Electronics 功能描述:Bulk |
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