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参数资料
| 型号： | 74F138 |
| 厂商： | National Semiconductor Corporation |
| 英文描述： | 1-of-8 Decoder/Demultiplexer(8选1译码器/多路分解器) |
| 中文描述： | 1 - 8解码器/多路解复用器（8选1译码器/多路分解器） |
| 文件页数： | 5/10页 |
| 文件大小： | 174K |
| 代理商： | 74F138 |
AC Electrical Characteristics
74F
54F
74F
T
A
e a
25
§
C
V
CC
e a
5.0V
C
L
e
50 pF
T
A
, V
CC
e
Mil
C
L
e
50 pF
T
A
, V
CC
e
Com
C
L
e
50 pF
Fig.
No.
Symbol
Parameter
Units
Min
Typ
Max
Min
Max
Min
Max
t
PLH
t
PHL
Propagation Delay
A
n
to O
n
3.5
4.0
5.6
6.1
7.5
8.0
3.0
4.0
12.0
9.5
3.5
4.0
8.5
9.0
ns
F
–3
t
PLH
t
PHL
Propagation Delay
E
1
or E
2
to O
n
3.5
3.0
5.4
5.3
7.0
7.0
3.0
3.0
11.0
8.0
3.5
3.0
8.0
7.5
ns
F
–4
t
PLH
t
PHL
Propagation Delay
E
3
to O
n
4.0
3.5
6.2
5.6
8.0
7.5
3.5
3.5
12.5
8.5
4.0
3.5
9.0
8.5
ns
F
–4
TL/F/9478–5
FIGURE 1. Expansion to 1-of-32 Decoding
Ordering Information
The device number is used to form part of a simplified purchasing code where the package type and temperature range are
defined as follows:
74F
138
S
C
X
Temperature Range Family
74F
e
Commercial
54F
e
Military
Special Variations
QB
e
Military grade device with
environmental and burn-in
processing
X
e
Devices shipped in 13
×
reel
Device Type
Package Code
P
e
Plastic DIP
D
e
Ceramic DIP
F
e
Flatpak
L
e
Leadless Chip Carrier (LCC)
S
e
Small Outline SOIC JEDEC
SJ
e
Small Outline SOIC EIAJ
Temperature Range
C
e
Commercial (0
§
C to
a
70
§
C)
M
e
Military (
b
55
§
C to
a
125
§
C)
5
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| 74F175 | Quad D Flip-Flop |
| 74F175PC | Quad D Flip-Flop |
| 74F175SC | Quad D Flip-Flop |
| 74F175SJ | Quad D Flip-Flop |
相关代理商/技术参数 |
参数描述 |
|---|---|
| 74F138D | 制造商:-- 功能描述:74F138D 制造商:n/a 功能描述:74F138D 制造商:North American Philips Discrete Products Div 功能描述:Demultiplexer/Decoder, 3 To 8 Line, 16 Pin, Plastic, SOP 制造商:NXP Semiconductors 功能描述:74F138D 制造商:Texas Instruments 功能描述:74F138D |
| 74F138DC | 制造商:未知厂家 制造商全称:未知厂家 功能描述:3-To-8-Line Demultiplexer |
| 74F138FC | 制造商:Freescale Semiconductor 功能描述:74F138FC |
| 74F138LC | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| 74F138N | 制造商:NXP Semiconductors 功能描述:Demultiplexer/Decoder, 3 To 8 Line, 16 Pin, Plastic, DIP 制造商:Yageo / Phycomp 功能描述:Demultiplexer/Decoder, 3 To 8 Line, 16 Pin, Plastic, DIP |
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