Nexperia

74LVC373A

Octal D-type transparent latch with 5 V tolerant inputs/outputs; 3-state

mna812

LE input

Qn output

tPHL

tPLH

tW

1/fmax

VM

VOH

VI

GND

VOL

VM

Measurement points are given in Table 8.

VOL and VOH are typical output voltage levels that occur with the output load.

Fig. 9. Latch Enable input (LE) pulse width, the latch enable input to output (Qn) propagation delays

mna886

tPLZ

tPHZ

output

disabled

output

enabled

VY

VX

output

enabled

Qn output

LOW-to-OFF

OFF-to-LOW

Qn output

HIGH-to-OFF

OFF-to-HIGH

OE input

VOL

VOH

VCC

VI

VM

GND

GND

tPZL

tPZH

VM

VM

Measurement points are given in Table 8.

VOL and VOH are typical output voltage levels that occur with the output load.

Fig. 10. 3-state enable and disable times

mna814

th

tsu

th

tsu

VM

VM

VI

GND

VI

GND

LE input

Dn input

Measurement points are given in Table 8.

The shaded areas indicate when the input is permitted to change for predictable output performance.

VOL and VOH are typical output voltage levels that occur with the output load.

Fig. 11. Data set-up and hold times for the Dn input to the LE input

74LVC373A

All information provided in this document is subject to legal disclaimers.

© Nexperia B.V. 2021. All rights reserved

Product data sheet

Rev. 5 — 27 August 2021

8 / 15