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

12. Waveforms

74VHC595; 74VHCT595

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

VI

SHCP input

GND

VOH

Q7S output

VOL

1/ fmax

VM

tW

t PLH

VM

t PHL

mna557

Fig 8.

Measurement points are given in Table 8.

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

Shift clock pulse, maximum frequency and input to output propagation delays

VI

SHCP input

GND

VI

STCP input

GND

VOH

Qn output

VOL

VM

t su

VM

tW

t PLH

VM

1/ fmax

t PHL

Fig 9.

Measurement points are given in Table 8.

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

Storage clock to output propagation delays

mna558

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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