74ABT162244DL データシートの表示（PDF） - NXP Semiconductors.

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74ABT162244DL

16-bit buffer/line driver with 30 Ω series termination resistors; 3-state

NXP Semiconductors. 

NXP Semiconductors

12. Test information

74ABT162244

16-bit buffer/line driver with 30 Ω series termination resistors; 3-state

VI

negative

pulse

0V

VI

positive

pulse

0V

90 %

10 %

VM

10 %

tf

tr

90 %

VM

VM = 1.5 V

a. Input pulse definition

tW

90 %

VM

10 %

tr

tf

90 %

VM

10 %

tW

001aai298

PULSE

VI

GENERATOR

VCC

VO

DUT

RT

VEXT

RL

CL RL

001aac764

Test data is given in Table 8.

Definitions test circuit:

RL = Load resistance.

CL = Load capacitance including jig and probe capacitance.

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

b. Test circuit for 3-state outputs

Fig 7. Load circuitry for switching times

Table 8.

Input

VI

3.0 V

Test data

fi

1 MHz

tW

500 ns

tr, tf

2.5 ns

Load

CL

50 pF

RL

500 Ω

VEXT

tPHZ, tPZH

open

tPLZ, tPZL

7.0 V

tPLH, tPHL

open

74ABT162244

Product data sheet

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

Rev. 05 — 25 May 2010

© NXP B.V. 2010. All rights reserved.

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