74hct9115 NXP Semiconductors, 74hct9115 Datasheet - Page 6

• Manufacturer Part Number: 74hct9115
• Description: Nine Wide Schmitt Trigger Buffer; Open Drain Outputs
• Manufacturer: NXP Semiconductors

Philips Semiconductors
DC CHARACTERISTICS FOR 74HCT
For the DC characteristics see
Transfer characteristics are given below.
Output capability: standard
I
Note to HCT types
The value of additional quiescent supply current ( I
To determine I
TRANSFER CHARACTERISTICS FOR 74HCT
Voltages are referred to GND (ground = 0 V)
AC CHARACTERISTICS FOR 74HCT
GND = 0 V; t
December 1990
CC
INPUT
A
SYMBOL PARAMETER
V
V
V
SYMBOL
t
t
PHL
THL
n
T
T
H
Nine wide Schmitt trigger buffer;
open drain outputs
category: MSI
/ t
PLZ
positive-going threshold
negative-going threshold 0.7
hysteresis (V
r
PARAMETER
propagation delay
output transition time
= t
A
UNIT LOAD COEFFICIENT
0.3
n
CC
f
to Y
= 6 ns; C
per input, multiply this value by the unit load coefficient shown in the table below.
n
T
L
= 50 pF
V
“74HC/HCT/HCU/HCMOS Logic Family Specifications”
T
)
min. typ. max. min. max. min. max.
min. typ. max. min. max. min. max.
0.9
1.2
0.8
0.2
0.2
18
7
25
1.50
1.70
1.06
1.27
0.44
0.44
25
31
15
CC
2.0
2.1
1.4
1.7
0.8
0.8
) for a unit load of 1 is given in the family specifications.
T
74HCT
amb
T
6
74HCT
40 to 85
amb
0.9
1.2
0.7
0.8
0.2
0.2
( C)
40 to 85
( C)
39
19
2.0
2.1
1.4
1.7
0.8
0.8
40 to 125
0.9
1.2
0.7
0.8
0.2
0.2
40 to 125
47
22
2.0
2.1
1.4
2.7
0.8
0.8
ns
ns
.
UNIT
V
V
V
UNIT
74HC/HCT9115
4.5
4.5
V
(V)
V
4.5
5.5
4.5
5.5
4.5
5.5
CC
TEST CONDITIONS
(V)
TEST CONDITIONS
CC
Product specification
WAVEFORMS
Fig.7
Fig.7
WAVEFORMS
Fig.6
Fig.6
Fig.6