54F322 データシートの表示（PDF） - National ->Texas Instruments
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54F322 Datasheet PDF : 10 Pages
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AC Electrical Characteristics
Symbol
Parameter
fmax
tPLH
tPHL
tPLH
tPHL
tPHL
tPHL
tPZH
tPZL
tPHZ
tPLZ
tPZH
tPZL
tPHZ
tPLZ
Maximum Clock Frequency
Propagation Delay
CP to I On
Propagation Delay
CP to Q0
Propagation Delay
MR to I On
Propagation Delay
MR to Q0
Output Enable Time
OE to I On
Output Disable Time
OE to I On
Output Enable Time
S P to I On
Output Disable Time
S P to I On
74F
TA e a25 C
VCC e a5 0V
CL e 50 pF
Min
Typ
Max
70
90
35
70
75
50
85
11 0
35
70
90
35
70
80
60
10 0
13 0
55
75
12 0
30
65
90
40
85
11 0
20
45
60
20
50
70
45
80
10 5
55
10 0
14 0
50
90
11 5
60
12 0
15 5
54F
TA VCC e Mil
CL e 50 pF
Min
Max
50
35
95
35
10 0
35
11 0
35
10 0
60
15 0
55
14 0
30
12 5
40
14 5
20
80
20
10 0
45
13 5
55
17 0
50
16 5
60
19 5
AC Operating Requirements
Symbol
Parameter
ts(H)
ts(L)
th(H)
th(L)
ts(H)
ts(L)
th(H)
th(L)
ts(H)
ts(L)
th(H)
th(L)
ts(H)
ts(L)
ts(H)
ts(L)
th(H)
th(L)
tw(H)
tw(L)
tw(L)
trec
Setup Time HIGH or LOW
RE to CP
Hold Time HIGH or LOW
RE to CP
Setup Time HIGH or LOW
D0 D1 or I On to CP
Hold Time HIGH or LOW
D0 D1 or I On to CP
Setup Time HIGH or LOW
SE to CP
Hold Time HIGH or LOW
SE to CP
Setup Time HIGH or LOW
S P to CP
Setup Time HIGH or LOW
S to CP
Hold Time HIGH or LOW
S or S P to CP
CP Pulse Width HIGH or LOW
MR Pulse Width LOW
Recovery Time
MR to CP
74F
TA e a25 C
VCC e a5 0V
Min
Max
60
14 0
0
0
65
65
20
20
70
25
20
00
11 0
13 5
65
90
0
0
70
55
80
6
54F
TA VCC e Mil
Min
Max
14 0
18 0
0
0
85
85
30
30
90
11 0
20
10
13 0
21 0
85
11 0
10
0
80
75
12 0
74F
TA VCC e Com
CL e 50 pF
Min
Max
70
35
85
50
12 0
35
10 0
35
90
60
14 0
Units
MHz
ns
ns
55
13 0
ns
30
10 0
40
12 0
ns
20
70
20
80
45
11 5
55
15 0
ns
50
12 5
60
16 5
74F
TA VCC e Com
Min
Max
70
16 0
0
0
75
75
30
30
80
35
20
00
12 0
15 5
75
10 0
0
0
70
65
80
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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