English
Language : 

MC74AC273 Datasheet, PDF (6/7 Pages) ON Semiconductor – OCTAL D FLIP-FLOP
MC74AC273 MC74ACT273
AC OPERATING REQUIREMENTS
Symbol
Parameter
ts
Setup Time, HIGH or LOW
Data to CP
th
Hold Time, HIGH or LOW
Data to CP
tw
Clock Pulse Width
HIGH or LOW
tw
MR Pulse Width
HIGH or LOW
trec
Recovery Time
MR to CP
* Voltage Range 5.0 V is 5.0 V ±0.5 V.
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 3.0
4.5
5.0
ns
3-9
5.0 –2.5
2.0
2.0
ns
3-9
5.0 2.5
4.0
4.5
ns
3-6
5.0 2.5
4.0
4.5
ns
3-6
5.0 –1.0
2.0
3.0
ns
3-6
CAPACITANCE
Symbol
Parameter
CIN
CPD
Input Capacitance
Power Dissipation Capacitance
Value
Typ
Unit
4.5
pF
50
pF
Test Conditions
VCC = 5.0 V
VCC = 5.0 V
FACT DATA
5-6