Datasheet

74HC_HCT373 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 5 — 13 December 2011 11 of 26
NXP Semiconductors
74HC373; 74HCT373
Octal D-type transparent latch; 3-state
T
amb
= 40 Cto+85C
t
pd
propagation delay Dn to Qn; see Figure 8
[1]
V
CC
= 2.0 V - - 190 ns
V
CC
= 4.5 V - - 38 ns
V
CC
= 6.0 V - - 33 ns
LE to Qn; see Figure 9
V
CC
= 2.0 V - - 220 ns
V
CC
= 4.5 V - - 44 ns
V
CC
= 6.0 V - - 37 ns
t
en
enable time OE to Qn; see Figure 10
[2]
V
CC
= 2.0 V - - 190 ns
V
CC
= 4.5 V - - 38 ns
V
CC
= 6.0 V - - 33 ns
t
dis
disable time OE to Qn; see Figure 10
[3]
V
CC
= 2.0 V - - 190 ns
V
CC
= 4.5 V - - 38 ns
V
CC
= 6.0 V - - 33 ns
t
t
transition time Qn; see Figure 8 and Figure 9
[4]
V
CC
= 2.0 V - - 75 ns
V
CC
= 4.5 V - - 15 ns
V
CC
= 6.0 V - - 13 ns
t
W
pulse width LE HIGH; see Figure 9
V
CC
= 2.0 V 100 - - ns
V
CC
= 4.5 V 20 - - ns
V
CC
= 6.0 V 17 - - ns
t
su
set-up time Dn to LE; see Figure 11
V
CC
= 2.0 V 65 - - ns
V
CC
= 4.5 V 13 - - ns
V
CC
= 6.0 V 11 - - ns
t
h
hold time Dn to LE; see Figure 11
V
CC
= 2.0 V 5 - - ns
V
CC
= 4.5 V 5 - - ns
V
CC
= 6.0 V 5 - - ns
Table 8. Dynamic characteristics 74HC373
…continued
Voltages are referenced to GND (ground = 0 V); C
L
= 50 pF unless otherwise specified; for test circuit see Figure 12.
Symbol Parameter Conditions Min Typ Max Unit