MC74AC646DW データシートの表示（PDF） - ON Semiconductor
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MC74AC646DW Datasheet PDF : 11 Pages
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MC74AC646, MC74ACT646
AC OPERATING REQUIREMENTS
Symbol
Parameter
ts
Setup Time, HIGH or LOW
Bus to Clock
th
Hold Time, HIGH or LOW
Bus to Clock
tw
Clock Pulse Width
HIGH or LOW
*Voltage Range 5.0 V is 5.0 V ±0.5 V.
CAPACITANCE
Symbol
Parameter
CIN
Input Capacitance
CI/O
Input/Output Capacitance
CPD
Power Dissipation Capacitance
74ACT
74ACT
VCC*
(V)
TA = +25°C
CL = 50 pF
TA = −40°C
to +85°C
CL = 50 pF
Unit
Fig.
No.
Typ
Guaranteed Minimum
5.0
−
7.0
8.0
ns
3−9
5.0
−
2.5
2.5
ns
3−9
5.0
−
7.0
8.0
ns
3−6
Value
Typ
Unit
4.5
pF
15
pF
60
pF
Test Conditions
VCC = 5.0 V
VCC = 5.0 V
VCC = 5.0 V
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