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參數(shù)資料
| 型號： | HD74HCT237 |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | 3-to-8-line Decoder/Demultiplexer with Address Latch |
| 中文描述： | 3至8線解碼器/解復(fù)用器的地址鎖存器 |
| 文件頁數(shù)： | 3/8頁 |
| 文件大?。?/td> | 57K |
| 代理商： | HD74HCT237 |
HD74HCT237
3
Logic Diagram
Y
0
Y
6
Y
5
Y
4
Y
3
Y
7
Y
2
Y
1
A
G
1
B
G
2
GL
C
DC Characteristics
Ta = 25
°
C
Ta = –40 to
+85
°
C
Test Conditions
Item
Symbol
Min Typ Max Min
Max
Unit
V
CC
(V)
4.5 to
5.5
Input voltage
V
IH
2.0
—
—
2.0
—
V
V
IL
—
—
0.8
—
0.8
V
4.5 to
5.5
Output voltage
V
OH
4.4
—
—
4.4
—
V
4.5
Vin = V
IH
or V
IL
I
OH
= –20
μ
A
4.18 —
—
4.13
—
4.5
I
OH
= –4 mA
V
OL
—
—
0.1
—
0.1
V
4.5
Vin = V
IH
or V
IL
I
OL
= 20
μ
A
—
—
0.26 —
0.33
4.5
I
OL
= 4 mA
Input current
Iin
—
—
±
0.1 —
±
1.0
μ
A
μ
A
5.5
Vin = V
CC
or GND
Vin = V
CC
or GND, Iout = 0
μ
A
Quiescent supply
current
I
CC
—
—
4.0
—
40
5.5
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|---|---|
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