Nexperia
74HC374; 74HCT374
Octal D-type flip-flop; positive edge-trigger; 3-state
74HC_HCT374 All information provided in this document is subject to legal disclaimers. © Nexperia B.V. 2018. All rights reserved.
Product data sheet Rev. 3 — 20 February 2018
7 / 17
10 Dynamic characteristics
Table 7. Dynamic characteristics
Voltages are referenced to GND (ground = 0 V); for test circuit see Figure 9.
T
amb
(°C)
25 -40 to +85 -40 to +125
Symbol Parameter Conditions
Min Typ Max Min Max Min Max
Unit
74HC374
CP to Qn; see Figure 7
[1]
V
CC
= 2.0 V - 50 165 - 205 - 250 ns
V
CC
= 4.5 V - 18 33 - 41 - 50 ns
V
CC
= 5.0 V; C
L
= 15 pF - 15 - - - - - ns
t
pd
propagation
delay
V
CC
= 6.0 V - 14 28 - 35 - 43 ns
OE to Qn; see Figure 8
[2]
V
CC
= 2.0 V - 41 150 - 190 - 225 ns
V
CC
= 4.5 V - 15 30 - 38 - 45 ns
t
en
enable time
V
CC
= 6.0 V - 12 26 - 33 - 38 ns
OE to Qn; see Figure 8
[3]
V
CC
= 2.0 V - 50 150 - 190 - 225 ns
V
CC
= 4.5 V - 18 30 - 38 - 45 ns
t
dis
disable time
V
CC
= 6.0 V - 14 26 - 33 - 38 ns
Qn; see Figure 7
[4]
V
CC
= 2.0 V - 14 60 - 75 - 90 ns
V
CC
= 4.5 V - 5 12 - 15 - 18 ns
t
t
transition time
V
CC
= 6.0 V - 4 10 - 13 - 15 ns
CP; HIGH or LOW;
see Figure 7
V
CC
= 2.0 V 80 19 - 100 - 120 - ns
V
CC
= 4.5 V 16 7 - 20 - 24 - ns
t
W
pulse width
V
CC
= 6.0 V 14 6 - 17 - 20 - ns
Dn to CP; see Figure 7
V
CC
= 2.0 V 60 14 - 75 - 90 - ns
V
CC
= 4.5 V 12 5 - 15 - 18 - ns
t
su
set-up time
V
CC
= 6.0 V 10 4 - 13 - 15 - ns
Dn to CP; see Figure 7
V
CC
= 2.0 V 5 -6 - 5 - 5 - ns
V
CC
= 4.5 V 5 -2 - 5 - 5 - ns
t
h
hold time
V
CC
= 6.0 V 5 -2 - 5 - 5 - ns