MC74AC174 Datasheet, PDF (4/9 Pages) ON Semiconductor – Hex D Flip−Flop with Master Reset

MC74AC174, MC74ACT174
AC CHARACTERISTICS (For Figures and Waveforms − See Section 3 of the ON Semiconductor FACT Data Book, DL138/D)
74AC
74AC
Symbol
Parameter
V_CC*
(V)
T_A = +25°C
C_L = 50 pF
T_A = −40°C
to +85°C
C_L = 50 pF
Unit
Fig.
No.
Min Typ Max Min Max
Maximum Clock
f_max
Frequency
3.3 90 100 −
70
−
5.0 100 125
−
100
−
MHz
3−3
Propagation Delay
t_PLH
CP to Q_n
Propagation Delay
t_PHL
CP to Q_n
Propagation Delay
t_PHL
MR to Q_n
*Voltage Range 3.3 V is 3.3 V ±0.3 V.
*Voltage Range 5.0 V is 5.0 V ±0.5 V.
3.3 2.0 9.0 11.5 1.5 12.5
5.0 1.5 6.0 8.5 1.0 9.5
ns
3−6
3.3 2.0 8.5 11.0 1.5 12.0
5.0 1.5 6.0 8.0 1.0 9.0
ns
3−6
3.3 2.5 9.0 11.5 2.0 12.5
5.0 1.5 7.0 9.0 1.5 10.5
ns
3−6
AC OPERATING REQUIREMENTS
Symbol
Parameter
Setup Time, HIGH or LOW
t_s
D_n to CP
Hold Time, HIGH or LOW
t_h
D_n to CP
t_w
MR Pulse Width, LOW
t_w
CP Pulse Width
Recovery TIme
t_rec
MR to CP
*Voltage Range 3.3 V is 3.3 V ±0.3 V.
*Voltage Range 5.0 V is 5.0 V ±0.5 V.
74AC
74AC
V_CC*
(V)
T_A = +25°C
C_L = 50 pF
T_A = −40°C
to +85°C
C_L = 50 pF
Unit
Fig.
No.
Typ
Guaranteed Minimum
3.3 2.5
6.5
5.0 2.0
5.0
7.0
5.5
ns
3−9
3.3 1.0
3.0
5.0 0.5
3.0
3.0
3.0
ns
3−9
3.3 1.0
5.5
5.0 1.0
5.0
7.0
5.0
ns
3−6
3.3 1.0
5.5
5.0 1.0
5.0
7.0
5.0
ns
3−6
3.3
0
2.5
5.0
0
2.0
2.5
2.0
ns
3−6
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