NXP Semiconductors
74HC123; 74HCT123
Dual retriggerable monostable multivibrator with reset
Table 6.
Static characteristics
…continued
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Symbol Parameter
C
I
input
capacitance
HIGH-level
input voltage
LOW-level
input voltage
V
CC
= 4.5 V to 5.5 V
V
CC
= 4.5 V to 5.5 V
Conditions
Min
-
25
C
Typ
3.5
Max
-
40 C
to +85
C 40 C
to +125
C
Unit
Min
-
Max
-
Min
-
Max
-
pF
74HCT123
V
IH
V
IL
V
OH
2.0
-
1.6
1.2
-
0.8
2.0
-
-
0.8
2.0
-
-
0.8
V
V
HIGH-level
V
I
= V
IH
or V
IL
; V
CC
= 4.5 V
output voltage
I
O
=
20 A
I
O
=
4
mA
LOW-level
V
I
= V
IH
or V
IL
; V
CC
= 4.5 V
output voltage
I
O
= 20
A
I
O
= 4.0 mA
input leakage
current
V
I
= V
CC
or GND; V
CC
= 5.5 V
4.4
3.98
-
-
-
-
4.5
4.32
0
0.15
-
-
-
-
0.1
0.26
0.1
8.0
4.4
3.84
-
-
-
-
-
-
0.1
0.33
1.0
80
4.4
3.7
-
-
-
-
-
-
0.1
0.4
1.0
160
V
V
V
V
A
A
V
OL
I
I
I
CC
I
CC
supply current V
I
= V
CC
or GND; I
O
= 0 A;
V
CC
= 5.5 V
additional
per input pin; I
O
= 0 A;
supply current V
I
= V
CC
2.1 V;
other inputs at V
CC
or GND;
V
CC
= 4.5 V to 5.5 V
pins nA, nB
pin nRD
-
-
-
35
50
3.5
125
180
-
-
-
-
160
225
-
-
-
-
170
245
-
A
A
pF
C
I
input
capacitance
74HC_HCT123
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2011. All rights reserved.
Product data sheet
Rev. 8 — 16 December 2011
7 of 25
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