Datasheet

CY54FCT273T, CY74FCT273T
8-BIT REGISTERS
SCCS020A – MARCH 1995 – REVISED OCTOBER 2001
6
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
timing requirements over recommended operating free-air temperature range (unless otherwise
noted) (see Figure 1)
CY74FCT273T CY54FCT273AT CY74FCT273AT CY74FCT273CT
UNIT
MIN MAX MIN MAX MIN MAX MIN MAX
UNIT
t
Pulse duration high or low
CP 6 6 6 6
ns
t
w
P
u
lse
d
u
ration
,
high
or
lo
w
MR 6 6 6 6
ns
t
su
Setup time, high or low D before CP↑ 2 2 2 2 ns
t
h
Hold time, high or low D after CP↑ 1.5 1.5 1.5 1.5 ns
t
rec
Recovery time MR after CP↑ 2 2.5 2 2 ns
switching characteristics over operating free-air temperature range (see Figure 1)
PARAMETER
FROM TO
CY74FCT273T CY54FCT273AT CY74FCT273AT CY74FCT273CT
UNIT
PARAMETER
(INPUT) (OUTPUT)
MIN MAX MIN MAX MIN MAX MIN MAX
UNIT
t
PLH
CP
Q
2 13 2 8.3 2 7.2 2 5.8
ns
t
PHL
CP
Q
2 13 2 8.3 2 7.2 2 5.8
ns
t
PLH
MR
Q
2 13 2 8.3 2 7.2 2 6.1
ns
t
PHL
MR
Q
2 13 2 8.3 2 7.2 2 6.1
ns