74HC/HCT126 Philips Semiconductors (Acquired by NXP), 74HC/HCT126 Datasheet - Page 5

• Manufacturer Part Number: 74HC/HCT126
• Description: Quad Buffer/line Driver; 3-state
• Manufacturer: Philips Semiconductors (Acquired by NXP)

Philips Semiconductors
DC CHARACTERISTICS FOR 74HCT
For the DC characteristics see
Output capability: bus driver
I
Note to HCT types
The value of additional quiescent supply current ( I
To determine I
AC CHARACTERISTICS FOR 74HCT
GND = 0 V; t
December 1990
CC
INPUT
nA, nOE
SYMBOL PARAMETER
t
t
t
t
PHL
PZH
PHZ
THL
Quad buffer/line driver; 3-state
category: MSI
/ t
/ t
/ t
/ t
TLH
PLH
PZL
PLZ
propagation delay
3-state output
enable time
3-state output
disable time
output transition
time
r
= t
nA to nY
nOE to nY
nOE to nY
CC
UNIT LOAD COEFFICIENT
1.00
f
= 6 ns; C
per unit, multiply this value by the unit load coefficient shown in the table below.
L
= 50 pF
“74HC/HCT/HCU/HCMOS Logic Family Specifications”
min.
14
13
18
5
typ.
+25
24
25
28
12
max.
CC
) for a unit load of 1 is given in the family specifications.
T
74HCT
amb
min.
5
40 to +85
( C)
30
31
35
15
max.
min.
40 to +125
36
38
42
18
max.
.
ns
ns
ns
ns
UNIT
74HC/HCT126
4.5
4.5
4.5
4.5
V
TEST CONDITIONS
(V)
Product specification
CC
WAVEFORMS
Fig.6
Fig.7
Fig.7
Fig.6