21098765432121098765432109876543210987654321210987654321098765432109876543212109876543210987654321098765432121098765432109876543210987654321
21098765432121098765432109876543210987654321210987654321098765432109876543212109876543210987654321098765432121098765432109876543210987654321
PI74FCT273T
(25Ω Series) P174FCT2273T
Ω
Octal D Flip-Flop with Master Reset
Switching Characteristics over Operating Range
273T/2273T
Com.
273AT/2273AT
Com.
Max
Min
Max
Min
273CT/2273CT
Com.
Max
Min
273DT
Com.
Max
Unit
Parameters
t
PLH
t
PHL
t
PHL
t
PLH
t
SU
t
H
tw
t
W
t
REM
Description
Propagation Delay
CP to O
N
Propagation Delay
MR to O
N
Setup Time, HIGH or LOW
Dn to CP
Hold Time, HIGH or LOW
Dn to CP
CP Pulse Width
(3)
HIGH or LOW
MR Pulse Width
(3)
LOW
Recovery Time MR to CP
(3)
Conditions
(1)
C
L
= 50pF
R
L
= 500Ω
Min
2.0
2.0
3.0
2.0
7.0
7.0
4.0
13.0
13.0
2.0
2.0
2.0
1.5
6.0
6.0
2.0
7.2
7.2
2.0
2.0
2.0
1.5
6.0
6.0
2.0
5.8
6.1
2.0
2.0
2.0
1.5
3.0
3.0
2.0
4.4
5.0
ns
ns
ns
ns
ns
ns
ns
Notes:
1. See test circuit and waveforms.
2. Minimum limits are guaranteed but not tested on Propagation Delays.
3. This parameter guaranteed but not production tested.
Pericom Semiconductor Corporation
2380 Bering Drive • San Jose, CA 95131 • 1-800-435-2336 • Fax (408) 435-1100 • http://www.pericom.com
4
PS2013A 03/09/96
ETC [ ETC ]
