74F299SJ Просмотр технического описания (PDF) - Fairchild Semiconductor
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74F299SJ Datasheet PDF : 7 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 Input Frequency
Propagation Delay
CP to Q0 or Q7
Propagation Delay
CP to I/On
Propagation Delay
MR to Q0 or Q7
Propagation Delay
MR to I/On
Output Enable Time
OE to I/On
Output Disable Time
OE to I/On
Output Enable Time
Sn to I/On
Output Disable Time
Sn to I/On
TA = +25°C
TA = −55°C to +125°C TA = 0 to +70°C
VCC = 5.0V
VCC = 5.0V
VCC = 5.0V
CL = 50 pF
CL = 50 pF
CL = 50 pF
Min
Typ
Max
Min
Max
Min
Max
70
100
85
70
4.0
7.0
8.0
4.0
9.0
4.0
8.5
4.5
6.5
8.0
4.5
9.5
4.5
8.5
3.5
7.0
9.0
3.5
10.0
3.5
10.0
4.0
8.5
9.0
4.0
11.0
4.0
10.0
5.5
7.5
9.5
5.5
12.5
5.5
10.5
5.5
11.0
10.0
5.5
12.0
5.5
10.5
3.5
6.0
8.0
3.0
9.5
3.5
9.0
4.0
7.0
10.0
4.0
13.0
4.0
11.0
2.0
4.5
6.0
1.5
7.0
2.0
7.0
1.0
4.0
5.5
1.0
6.5
1.0
6.5
3.5
9.0
3.0
10.5
3.5
10.0
4.0
10.0
4.0
13.0
4.0
11.0
2.5
6.0
1.5
7.0
2.5
7.0
1.5
5.5
1.0
6.5
1.5
6.5
AC Operating Requirements
Symbol
Parameter
tS(H)
tS(L)
tH(H)
tH(L)
tS(H)
tS(L)
tH(H)
tH(L)
tW(H)
tW(L)
tW(L)
tREC
Setup Time, HIGH or LOW
S0 or S1 to CP
Hold Time, HIGH or LOW
S0 or S1 to CP
Setup Time, HIGH or LOW
I/On, DS0 or DS7 to CP
Hold Time, HIGH or LOW
I/On, DS0 or DS7 to CP
CP Pulse Width
HIGH or LOW
MR Pulse Width, LOW
Recovery Time, MR to CP
TA = +25°C
VCC = 5.0V
Min
Max
8.5
8.5
0
0
5.0
5.0
2.0
2.0
5.0
5.0
5.0
7.0
TA = −55°C to +125°C
VCC = 5.0V
Min
Max
10.0
7.5
0
0
5.0
5.0
2.0
2.0
5.0
5.0
6.0
12.0
TA = 0 to +70°C
VCC = 5.0V
Min
Max
8.5
8.5
0
0
5.0
5.0
2.0
2.0
5.0
5.0
5.0
7.0
Units
MHz
ns
ns
ns
ns
ns
Units
ns
ns
ns
ns
ns
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