MC74F620 查看數據表（PDF） - Motorola => Freescale
零件编号
产品描述 (功能)
比赛名单
MC74F620
Motorola => Freescale
MC74F620 Datasheet PDF : 5 Pages
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MC74F620 • MC74F623
AC ELECTRICAL CHARACTERISTICS For F620
Symbol
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
tPZH
tPZL
tPHZ
tPLZ
Parameter
Propagation Delay
An to Bn and Bn to An
Output Enable Time
to High or Low level, OEBA to An
Output Disable Time
to High or Low level, OEBA to An
Output Enable Time
to High or Low level, OEAB to Bn
Output Disable Time
to High or Low level, OEAB to Bn
AC ELECTRICAL CHARACTERISTICS For F623
Symbol
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
tPZH
tPZL
tPHZ
tPLZ
Parameter
Propagation Delay
An to Bn
Propagation Delay
Bn to An
Output Enable Time
to High or Low level, OEBA to An
Output Disable Time
to High or Low level, OEBA to An
Output Enable Time
to High or Low level, OEAB to Bn
Output Disable Time
to High or Low level, OEAB to Bn
74F
TA = +25°C
VCC = +5.0 V
CL = 50 pF
Min
Typ
Max
2.5
—
6.5
1.0
—
4.5
3.0
—
10.5
4.0
—
10.5
2.5
—
7.5
1.5
—
7.0
3.5
—
10.5
4.5
—
10.0
3.0
—
9.5
3.0
—
9.5
74F
TA = 0°C to +70°C
VCC = +5.0 V ±10%
CL = 50 pF
Min
Typ
Max
Unit
2.0
1.0
—
—
7.5
5.0
ns
2.5
3.5
—
—
11.5
11.5
ns
2.0
—
8.0
1.0
—
7.5
ns
3.5
4.0
—
—
11.5
11.0
ns
2.5
1.5
—
—
10.5
10.5
ns
74F
TA = +25°C
VCC = +5.0 V
CL = 50 pF
Min
Typ
Max
2.0
—
5.5
3.0
—
7.0
2.0
—
6.0
3.0
—
7.0
3.5
—
10.5
5.0
—
9.5
1.5
—
6.5
1.5
—
6.5
3.5
—
10.0
4.5
—
9.0
3.0
—
8.5
4.0
—
9.0
74F
TA = 0°C to +70°C
VCC = +5.0 V ±10%
CL = 50 pF
Min
Typ
Max
Unit
2.0
—
6.5
2.5
—
7.5
ns
2.0
2.5
—
—
6.5
7.5
ns
3.5
5.0
—
—
12.0
10.0
ns
1.5
1.5
—
—
7.5
7.0
ns
3.5
4.5
—
—
11.5
9.5
ns
3.0
2.0
—
—
10.0
10.0
ns
FAST AND LS TTL DATA
4-237
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