Datasheet

September 1993 5
Philips Semiconductors Product specification
Octal buffer/line driver; 3-state 74HC/HCT241
DC CHARACTERISTICS FOR 74HC
For the DC characteristics see “74HC/HCT/HCU/HCMOS Logic Family Specifications” .
Output capability: bus driver
I
CC
category: MSI
AC CHARACTERISTICS FOR 74HC
GND = 0 V; t
r
=t
f
= 6 ns; C
L
= 50 pF
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
1A
n
to 1Y
n
;
2A
n
to 2Y
n
25
9
7
100
20
17
125
25
21
150
30
26
ns 2.0
4.5
6.0
Fig.5
t
PZH
/ t
PZL
3-state output enable time
1OE to 1Y
n
;
2OE to 2Y
n
30
11
9
150
30
26
190
38
33
225
45
38
ns 2.0
4.5
6.0
Fig.6
t
PHZ
/ t
PLZ
3-state output disable time
1OE to 1Y
n
;
2OE to 2Y
n
39
14
11
150
30
26
190
38
33
225
45
38
ns 2.0
4.5
6.0
Fig.6
t
THL
/ t
TLH
output transition time 14
5
4
60
12
10
75
15
13
90
18
15
ns 2.0
4.5
6.0
Fig.5