Data Sheet

©
Nexperia B.V. 2017. All rights reserved
74HC_HCT573 All information provided in this document is subject to legal disclaimers.
Product data sheet Rev. 7 — 4 March 2016 11 of 20
Nexperia
74HC573; 74HCT573
Octal D-type transparent latch; 3-state
Measurement points are given in Table 8.
V
OL
and V
OH
are typical voltage output levels that occur with the output load.
Fig 9. Enable and disable times
DDH
W
3/=
W
3+=
RXWSXWV
GLVDEOHG
RXWSXWV
HQDEOHG


RXWSXWV
HQDEOHG
RXWSXW
/2:WR2))
2))WR/2:
RXWSXW
+,*+WR2))
2))WR+,*+
2(LQSXW
9
,
9
2/
9
2+
9
&&
9
0
*1'
*1'
W
3=/
W
3=+
9
0
9
0
Measurement points are given in Table 8.
The shaded areas indicate when the input is permitted to change for predictable output performance.
Fig 10. Set-up and hold times for data input (Dn) to latch input (LE)
DDH
9
0
/(LQSXW
'QLQSXW
9
0
W
K
W
VX
W
K
W
VX
Table 8. Measurement points
Type Input Output
V
M
V
M
74HC573 0.5V
CC
0.5V
CC
74HCT573 1.3 V 1.3 V