9316 Datasheet, PDF (3/10 Pages) National Semiconductor (TI) – Synchronous 4-Bit Counters

Switching Characteristics at V_CC e 5V and T_A e 25 C (See Section 1 for Test Waveforms and Output Load)
Symbol
Parameter
From (Input)
To (Output)
R_L e 400X C_L e 15 pF
Min
Max
Units
f_MAX
Maximum Clock Frequency
25
t_PLH
Propagation Delay Time
Low to High Level Output
Clock
to RC
MHz
27
ns
t_PHL
Propagation Delay Time
High to Low Level Output
Clock
to RC
24
ns
t_PLH
Propagation Delay Time
Low to High Level Output
Clock
to Q
20
ns
t_PHL
Propagation Delay Time
High to Low Level Output
Clock
to Q
23
ns
t_PLH
Propagation Delay Time
Low to High Level Output
Clock
to Q
21
ns
t_PHL
Propagation Delay Time
High to Low Level Output
Clock
to Q
25
ns
t_PLH
Propagation Delay Time
Low to High Level Output
ENT
to RC
15
ns
t_PHL
Propagation Delay Time
High to Low Level Output
ENT
to RC
16
ns
t_PHL
Propagation Delay Time
High to Low Level Output
Clear
to Q
36
ns
3