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參數(shù)資料
| 型號(hào)： | HD74HC138 |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | 3-to-8-line Decoder/Demultiplexer |
| 中文描述： | 3至8線解碼器/解復(fù)用器 |
| 文件頁(yè)數(shù)： | 4/9頁(yè) |
| 文件大?。?/td> | 51K |
| 代理商： | HD74HC138 |
HD74HC138
4
AC Characteristics
(C
L
= 50 pF, Input t
r
= t
f
= 6 ns)
Ta = 25
°
C
Ta = –40 to
+85
°
C
Item
Symbol
V
CC
(V)
2.0
Min Typ Max Min
Max
Unit
Test Conditions
Propagation delay t
PHL
time
—
—
175 —
220
ns
A, B or C to Output
4.5
—
17
35
—
44
6.0
—
—
30
—
37
t
PLH
2.0
—
—
150 —
190
ns
4.5
—
16
30
—
38
6.0
—
—
26
—
33
t
PHL
2.0
—
—
150 —
190
ns
G
1
to Output
4.5
—
16
30
—
38
6.0
—
—
26
—
33
t
PLH
2.0
—
—
150 —
190
ns
4.5
—
17
30
—
38
6.0
—
—
26
—
33
t
PHL
2.0
—
—
175 —
220
ns
G
2A
or G
2B
to Output
4.5
—
15
35
—
44
6.0
—
—
30
—
37
t
PLH
2.0
—
—
150 —
190
ns
4.5
—
17
30
—
38
6.0
—
—
26
—
33
Output rise/fall
t
TLH
t
THL
2.0
—
—
75
—
95
ns
time
4.5
—
5
15
—
19
6.0
—
—
13
—
16
Input capacitance
Cin
—
—
5
10
—
10
pF
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| HD74HC138FP | 制造商:Renesas Electronics Corporation 功能描述:Decoder/Demultiplexer Single 3-to-8 16-Pin SOP |
| HD74HC138FP-E | 制造商:Renesas Electronics Corporation 功能描述:Logic, 74HC series, SOP-16 |
| HD74HC138P-E | 制造商:Renesas Electronics Corporation 功能描述: |
| HD74HC138-T-ELL-E | 制造商:Renesas Electronics Corporation 功能描述: |
| HD74HC139FP-E | 制造商:Renesas Electronics Corporation 功能描述: |
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