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54F138 Datasheet(数据表) 5 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
部件型号  54F138
说明  1-of-8 Decoder/Demultiplexer
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制造商  NSC [National Semiconductor (TI)]
网页  http://www.national.com
标志 

 
 5 page
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AC Electrical Characteristics
74F
54F
74F
TA ea25 C
TA VCC e Mil
TA VCC e Com
Fig
Symbol
Parameter
VCC ea50V
CL e 50 pF
CL e 50 pF
Units
No
CL e 50 pF
Min
Typ
Max
Min
Max
Min
Max
tPLH
Propagation Delay
35
56
75
30
120
35
85
ns
F –3
tPHL
An to On
40
61
80
40
95
40
90
tPLH
Propagation Delay
35
54
70
30
110
35
80
ns
F –4
tPHL
E1 or E2 to On
30
53
70
30
80
30
75
tPLH
Propagation Delay
40
62
80
35
125
40
90
ns
F –4
tPHL
E3 to On
35
56
75
35
85
35
85
TLF9478 – 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
Special Variations
74FeCommercial
QB e Military grade device with
54FeMilitary
environmental and burn-in
processing
Device Type
X e Devices shipped in 13 reel
Package Code
Temperature Range
P e Plastic DIP
CeCommercial (0 Cto a70 C)
D e Ceramic DIP
MeMilitary (b55 Cto a125 C)
F e Flatpak
L e Leadless Chip Carrier (LCC)
S e Small Outline SOIC JEDEC
SJ e Small Outline SOIC EIAJ
5




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