Philips Semiconductors
Product specification
9-bit D-type flip-flop with reset and enable
(3-State)
74ABT823
AC WAVEFORMS
V
M
= 1.5V, V
IN
= GND to 3.0V
MR
1/f
MAX
V
M
t
w
(L)
CP
V
M
t
W
(H)
t
PHL
Q
n
V
M
t
W
(L)
t
PLH
V
M
Qn
t
PHL
V
M
V
M
CP
V
M
V
M
t
REC
SA00232
SA00159
Waveform 1. Propagation Delay, Clock Input to Output, Clock
Pulse Width, and Maximum Clock Frequency
Waveform 2. Master Reset Pulse WIdth, Master Reset to Output
Delay and Master Reset to Clock Recovery Time
Dn, CE
CP
NOTE: The shaded areas indicate when the input is permitted to change for
predictable output performance.
SA00231
Waveform 5. 3-State Output Enable Time to Low Level and
Output Disable Time from Low Level
1995 Sep 06
脡脡脡
脡
脡脡脡脡脡脡脡脡脡 脡脡脡
脡
脡脡脡脡脡脡脡脡脡 脡脡脡
脡脡脡脡脡脡脡 脡脡脡
V
M
V
M
V
M
V
M
t
s
(H)
t
h
(H)
t
s
(L)
t
h
(L)
V
M
V
M
OE
V
M
t
PZH
V
M
t
PHZ
V
OH
鈥?.3V
0V
Qn
V
M
SA00066
Waveform 3. Data Setup and Hold Times
Waveform 4. 3-State Output Enable Time to High Level and
Output Disable Time from High Level
OE
V
M
t
PZL
V
M
t
PLZ
Qn
V
M
V
OL
+0.3V
0V
SA00067
6