Datasheet

December 1990 5
Philips Semiconductors Product specification
Quad bistable transparent latch 74HC/HCT75
DC CHARACTERISTICS FOR 74HC
For the DC characteristics see “74HC/HCT/HCU/HCMOS Logic Family Specifications” .
Output capability: standard
I
CC
category: MSI
AC CHARACTERISTICS FOR 74HC
GND = 0 V; t
r
=t
f
= 6 ns; C
L
=50pF
SYMBOL PARAMETER
T
amb
(°C)
UNIT
TEST CONDITIONS
74HC
V
CC
(V)
WAVEFORMS+25 −40 to+85 −40 to+125
min. typ. max. min. max. min. max.
t
PHL
/ t
PLH
propagation delay
nD to nQ
33
12
10
110
22
19
140
28
24
165
33
28
ns 2.0
4.5
6.0
Fig.6
t
PHL
/ t
PLH
propagation delay
nD to nQ
39
14
11
120
24
20
150
30
26
180
36
31
ns 2.0
4.5
6.0
Fig.7
t
PHL
/ t
PLH
propagation delay
LE
n-n
to nQ
33
12
10
120
24
20
150
30
26
180
36
31
ns 2.0
4.5
6.0
Fig.8
t
PHL
/ t
PLH
propagation delay
LE
n-n
to nQ
39
14
11
125
25
21
155
31
26
190
38
32
ns 2.0
4.5
6.0
Fig.8
t
THL
/ t
TLH
output transition time 19
7
6
75
15
13
95
19
16
110
22
19
ns 2.0
4.5
6.0
Figs 6 and 7
t
W
enable pulse width
HIGH
80
16
14
17
6
5
100
20
17
120
24
20
ns 2.0
4.5
6.0
Fig.8
t
su
set-up time
nD to LE
n-n
60
12
10
14
5
4
75
15
13
90
18
15
ns 2.0
4.5
6.0
Fig.9
t
h hold time
nD to LE
n-n
3
3
3
−8
−3
−2
3
3
3
3
3
3
ns 2.0
4.5
6.0
Fig.9