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74HC573 Datasheet(PDF) 11 Page - NXP Semiconductors

Part No. 74HC573
Description  Octal D-type transparent latch 3-state
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

74HC573 Datasheet(HTML) 11 Page - NXP Semiconductors

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74HC_HCT573
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2012. All rights reserved.
Product data sheet
Rev. 5 — 15 August 2012
11 of 21
NXP Semiconductors
74HC573; 74HCT573
Octal D-type transparent latch; 3-state
Measurement points are given in Table 8.
VOL and VOH are typical voltage output levels that occur with the output load.
Fig 9.
Enable and disable times
001aae307
tPLZ
tPHZ
outputs
disabled
outputs
enabled
90%
10%
outputs
enabled
output
LOW-to-OFF
OFF-to-LOW
output
HIGH-to-OFF
OFF-to-HIGH
OE input
VI
VOL
VOH
VCC
VM
GND
GND
tPZL
tPZH
VM
VM
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)
001aae084
VM
LE input
Dn input
VM
th
tsu
th
tsu
Table 8.
Measurement points
Type
Input
Output
VM
VM
74HC573
0.5VCC
0.5VCC
74HCT573
1.3 V
1.3 V


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