74HC160 Datasheet, PDF (4/6 Pages) NXP Semiconductors – Presettable synchronous BCD decade counter; asynchronous reset

AC Electrical Characteristics (Continued) C_Le50 pF t_ret_fe6 ns (unless otherwise specified)
Symbol
Parameter
Conditions
V_CC ^{TAe25 C}
Typ
74HC
54HC
T_Aeb40 to 85 C T_Aeb55 to 125 C Units
Guaranteed Limits
t_H
Minimum Hold Time
Enable Load or Clear
to Clock
2 0V
0
0
4 5V
0
0
6 0V
0
0
0
ns
0
ns
0
ns
t_W
Minimum Pulse Width
Clock Clear or
Load
2 0V
80
100
4 5V
16
20
6 0V
14
17
120
ns
24
ns
20
ns
t_TLH t_THL Maximum
Output Rise and
Fall Time
2 0V 40 75
95
4 5V 8 15
19
6 0V 7 13
16
110
ns
22
ns
19
ns
t_r t_f
Maximum Input Rise and
Fall Time
2 0V
4 5V
6 0V
1000
500
400
1000
500
400
1000
ns
500
ns
400
ns
C_PD
Power Dissipation
(per package)
90
pF
Capacitance (Note 5)
C_IN
Maximum Input Capacitance
5 10
10
10
pF
Note 5 C_PD determines the no load dynamic power consumption P_DeC_PD V_CC2 faI_CC V_CC and the no load dynamic current consumption
I_SeC_PD V_CC faI_CC
Logic Diagrams
MM54HC160 MM74HC160 or MM54HC162 MM74HC162
MM54HC161 MM74HC161 or MM54HC163 MM74HC163
TL F 5008 – 2
TL F 5008 – 3
4