74AHC594PW 查看數據表（PDF） - Nexperia B.V. All rights reserved

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74AHC594PW

8-bit shift register with output register

Nexperia B.V. All rights reserved 

Nexperia

74AHC594; 74AHCT594

8-bit shift register with output register

VI 90 %

negative

pulse

GND

VI

positive

pulse

GND 10 %

VM

10 %

tf

tr

90 %

VM

VI

G

RT

tW

tW

VCC

DUT

VM

tr

tf

VM

VO

CL

001aah768

For test data see Table 9.

Definitions for test circuit:

RT = Termination resistance should be equal to output impedance Zo of the pulse generator.

CL = Load capacitance including jig and probe capacitance.

Fig. 15. Test circuit for measuring switching times

Table 9. Test data

Type

74AHC594

74AHCT594

Input

VI

VCC

3.0 V

tr, tf

≤ 3.0 ns

≤ 3.0 ns

Load

CL

15 pF, 50 pF

15 pF, 50 pF

Test

tPLH, tPHL

tPLH, tPHL

74AHC_AHCT594

Product data sheet

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

Rev. 3 — 25 June 2020

© Nexperia B.V. 2020. All rights reserved

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