74HCT123DB NXP Semiconductors, 74HCT123DB Datasheet - Page 8

• Manufacturer Part Number: 74HCT123DB
• Manufacturer: NXP Semiconductors

Specifications of 74HCT123DB

• Logic Family: HCT
• High Level Output Current: -4mA
• Low Level Output Current: 4mA
• Quiescent Current: 8nA
• Number Of Elements: 2
• Operating Temperature Classification: Automotive
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (typ): 5V
• Operating Temperature (min): -40C
• Operating Temperature (max): 125C
• Technology: CMOS
• Abs. Propagation Delay Time: 77ns
• Operating Supply Voltage (min): 4.5V
• Lead Free Status / RoHS Status: Compliant

NXP Semiconductors
10. Dynamic characteristics
Table 7.
Voltages are referenced to GND (ground = 0 V); C
74HC_HCT123_5
Product data sheet
Symbol Parameter
74HC123
t
t
t
pd
t
W
propagation
delay
output
transition time
pulse width
Dynamic characteristics
Conditions
nRD, nA, nB to nQ or nQ;
C
R
see
nRD (reset) to nQ or nQ;
C
R
see
see
nA LOW; see
nB HIGH; see
nRD LOW; see
nQ HIGH and nQ LOW;
V
see
CC
EXT
EXT
EXT
EXT
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
C
R
C
R
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
EXT
EXT
EXT
EXT
Figure 9
Figure 9
Figure 9
Figure 10
= 5.0 V;
= 0 pF;
= 5 k ;
= 0 pF;
= 5 k ;
= 2.0 V
= 4.5 V
= 5 V; C
= 6.0 V
= 2.0 V
= 4.5 V
= 5 V; C
= 6.0 V
= 2.0 V
= 4.5 V
= 6.0 V
= 2.0 V
= 4.5 V
= 6.0 V
= 2.0 V
= 4.5 V
= 6.0 V
= 2.0 V
= 4.5 V
= 6.0 V
= 100 nF;
= 10 k
= 0 pF;
= 5 k
Figure 10
and
Figure 10
L
L
Figure 11
= 15 pF
= 15 pF
11
L
Rev. 05 — 13 July 2009
= 50 pF unless otherwise specified; for test circuit see
[1]
[1]
[2]
Dual retriggerable monostable multivibrator with reset
Min
100
100
100
20
17
20
17
20
17
-
-
-
-
-
-
-
-
-
-
-
-
-
25 C
Typ
450
83
30
26
24
66
24
20
19
19
17
14
75
7
6
8
3
2
6
5
5
4
Max
255
215
51
43
43
37
75
15
13
-
-
-
-
-
-
-
-
-
-
-
-
-
74HC123; 74HCT123
40 C to +85 C
Min
125
125
125
25
21
25
21
25
21
-
-
-
-
-
-
-
-
-
-
-
-
-
Max
320
270
64
54
54
46
95
19
16
-
-
-
-
-
-
-
-
-
-
-
-
-
40 C to +125 C Unit
Min
150
150
150
30
26
30
26
30
26
-
-
-
-
-
-
-
-
-
-
-
-
-
© NXP B.V. 2009. All rights reserved.
Figure
Max
385
325
110
77
65
65
55
22
19
-
-
-
-
-
-
-
-
-
-
-
-
-
12.
8 of 24
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
s