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參數(shù)資料
| 型號(hào)： | 74F243DMQB |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | Quad Bus Transceiver with TRI-STATE Outputs |
| 中文描述： | 四總線收發(fā)器具有三態(tài)輸出 |
| 文件頁數(shù)： | 2/6頁 |
| 文件大小： | 133K |
| 代理商： | 74F243DMQB |
Unit Loading/Fan Out
54F/74F
Pin Names
Description
U.L.
Input I
IH
/I
IL
Output I
OH
/I
OL
HIGH/LOW
E
1
E
2
A
n
, B
n
Enable Input (Active LOW)
Enable Input (Active HIGH)
Inputs
Outputs
1.0/1.67
1.0/1.67
3.5/2.67
600/106.6(80)
b
12 mA/64 mA(48 mA)
20
m
A/
b
1 mA
20
m
A/
b
1 mA
70
m
A/
b
1.6 mA
Truth Table
Inputs
Inputs/Outputs
E
1
E
2
A
n
B
n
H
e
HIGH Voltage Level
L
e
LOW Voltage Level
Z
e
High Impedance
N/A
e
Not Allowed
L
L
H
H
L
H
L
H
Input
N/A
Z
A
e
B
B
e
A
N/A
Z
Input
2
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 74F243DMX | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243FCQB | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243FCX | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243FMQB | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243FMX | Quad Bus Transceiver with TRI-STATE Outputs |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74F243DMX | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243FCQB | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243FCX | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243FMQB | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243FMX | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Quad Bus Transceiver with TRI-STATE Outputs |
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