74LVC595 Просмотр технического описания (PDF) - NXP Semiconductors.

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производитель

74LVC595

8-bit serial-in/serial-out or parallel-out shift register

NXP Semiconductors. 

NXP Semiconductors

12. Waveforms

74LVC595A

8-bit serial-in/serial-out or parallel-out shift register; 3-state

VI

SHCP input

GND

VOH

Q7S output

VOL

1/ fmax

VM

tW

t PLH

VM

t PHL

mna557

Measurement points are given in Table 8.

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

Fig 7. The shift clock (SHCP) to serial data output (Q7S) propagation delays, the shift clock pulse width and

maximum shift clock frequency

VI

SHCP input

GND

VI

STCP input

GND

VOH

Qn output

VOL

VM

t su

VM

tW

t PLH

VM

1/ fmax

t PHL

mna558

Measurement points are given in Table 8.

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

Fig 8. The storage clock (STCP) to parallel data output (Qn) propagation delays, the storage clock pulse width

and the shift clock to storage clock set-up time

74LVC595A_1

Product data sheet

Rev. 01 — 29 May 2007

© NXP B.V. 2007. All rights reserved.

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