74VHC595D 查看數據表（PDF） - NXP Semiconductors.

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74VHC595D

8-bit serial-in/serial-out or parallel-out shift register with output latches

NXP Semiconductors. 

NXP Semiconductors

74VHC595; 74VHCT595

8-bit serial-in/serial-out or parallel-out shift register with output latches

OE input

VI

GND

VCC

output

LOW-to-OFF

OFF-to-LOW

VOL

output

HIGH-to-OFF

OFF-to-HIGH

VOH

GND

VM

tPLZ

tPZL

tPHZ

VOL + 0.3 V

VOH − 0.3 V

VM

tPZH

VM

outputs

enabled

outputs

disabled

outputs

enabled

mna450

Measurement points are given in Table 8.

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

Fig 12. Enable and disable times

Table 8. Measurement points

Type

Input

74VHC595

74VHCT595

VM

0.5VCC

1.5 V

Output

VM

0.5VCC

0.5VCC

74VHC_VHCT595

Product data sheet

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

Rev. 2 — 4 July 2012

© NXP B.V. 2012. All rights reserved.

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