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74F821 数据表(PDF) 4 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
部件名 74F821
功能描述  10-Bit D-Type Flip-Flop
PDF  8 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  NSC [National Semiconductor (TI)]
网页  http://www.national.com
标志 NSC - National Semiconductor (TI)

74F821 数据表(HTML) 4 Page - National Semiconductor (TI)

  74F821 Datasheet HTML 1Page - National Semiconductor (TI) 74F821 Datasheet HTML 2Page - National Semiconductor (TI) 74F821 Datasheet HTML 3Page - National Semiconductor (TI) 74F821 Datasheet HTML 4Page - National Semiconductor (TI) 74F821 Datasheet HTML 5Page - National Semiconductor (TI) 74F821 Datasheet HTML 6Page - National Semiconductor (TI) 74F821 Datasheet HTML 7Page - National Semiconductor (TI) 74F821 Datasheet HTML 8Page - National Semiconductor (TI)  
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AC Electrical Characteristics
74F
54F
74F
TA ea25 C
TA VCC e Mil
TA VCC e Com
Symbol
Parameter
VCC ea50V
CL e 50 pF
CL e 50 pF
Units
CL e 50 pF
Min
Typ
Max
Min
Max
Min
Max
fmax
Maximum Clock Frequency
100
150
60
70
MHz
tPLH
Propagation Delay
20
64
95
20
105
20
105
ns
tPHL
CP to On
20
62
95
20
105
20
105
tPZH
Output Enable Time
20
58
105
20
130
20
115
tPZL
OE to On
20
63
105
20
130
20
115
ns
tPHZ
Output Disable Time
15
34
70
10
75
15
75
tPLZ
OE to On
15
35
70
10
75
15
75
AC Operating Requirements
74F
54F
74F
Symbol
Parameter
TA ea25 C
TA VCC e Mil
TA VCC e Com
Units
VCC ea50V
Min
Max
Min
Max
Min
Max
ts(H)
Setup Time HIGH or LOW
25
40
30
ts(L)
Dn to CP
25
40
30
ns
th(H)
Hold Time HIGH or LOW
25
25
25
th(L)
Dn to CP
25
25
25
tw(H)
CP Pulse Width
50
60
60
ns
tw(L)
HIGH or LOW
50
60
60
4



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