N74F169N PHILIPS [NXP Semiconductors], N74F169N Datasheet - Page 8

• Manufacturer Part Number: N74F169N
• Description: 4-bit up/down binary synchronous counter
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
AC WAVEFORMS
For all waveforms, V
The shaded areas indicate when the input is permitted to change for predictable output performance.
1996 Jan 05
CEP
CET
CPn
4-bit up/down binary synchronous counter
Q
n
Waveform 1. Propagation Delay, Clock Input to Output,
Clock Pulse Width, and Maximum Clock Frequency
U/D
Waveform 5. Count Enable Setup and Hold Times
TC
CP
Q
TC
Waveform 3. Propagation Delay U/D Input to
NO CHANGE
n
V
M
t
s
(L)
V
M
t
t
PLH
PHL
M
V
V
Terminal Count Output
= 1.5V
M
t
M
W
(H)
V
t
PHL
M
V
V
V
1/f
M
M
M
t
h
MAX
(L)
V
V
M
t
W
M
(L)
COUNT
t
PLH
V
M
t
t
PHL
PLH
V
V
M
t
M
s
(H)
V
M
SF00791A
V
V
V
M
V
V
M
M
SF00793
M
M
SF00795
CHANGE
t
NO
h
(H)
8
U/D
CPn
CPn
PE
Q
D
CET
Waveform 6. Up/Down Control Setup and Hold Times
n
TC
n
Waveform 2. Propagation Delays CET Input to
Waveform 4. Parallel Data and Parallel Enable
COUNT DOWN
V
V
M
M
t
t
s
s
(L)
(L)
V
V
t
M
Terminal Count Output
s
V
M
V
Setup and Hold Times
V
V
t
M
M
M
PHL
M
t
V
h
t
t
h
M
h
(L)
= 0
V
M
COUNT UP
V
V
V
t
PLH
M
M
M
t
s
(H)
t
s
Product specification
(H)
V
SF00792
M
V
74F169
M
V
M
V
SF00794
SF00796
t
M
V
h
M
= 0
t
h
(H)