74ALVT16899 查看數據表（PDF） - Philips Electronics

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74ALVT16899

2.5V/3.3V 18-bit latched transceiver with 16-bit parity generator/checker (3-State)

Philips Electronics 

Philips Semiconductors

2.5V/3.3V 18-bit latched transceiver with 16-bit parity

generator/checker (3-State)

Product specification

74ALVT16899

TEST CIRCUIT AND WAVEFORM

VCC

VIN

PULSE

GENERATOR

VOUT

RX

D.U.T.

RT

CL RL

VX

90%

NEGATIVE

PULSE

Test Circuit for Open Collector Outputs

SWITCH POSITION

TEST

SWITCH

tPLZ/tPZL

tPLH/tPHL

tPHZ/tPZH

6 V or VCC × 2

open

GND

LOAD VALUES

OUTPUT RX

ERROR 100

All other 500

POSITIVE

PULSE

10%

VX

VCC

switch

tW

VM

10%

tTHL (tf )

VM

10%

tTLH (tr )

tTLH (tr )

90%

VM

tW

tTHL (tf )

90%

VM

Input Pulse Definition

90%

AMP (V)

0V

AMP (V)

10%

0V

DEFINITIONS:

RL = Load resistor; see AC CHARACTERISTICS for value.

CL = Load capacitance includes jig and probe capacitance;

see AC CHARACTERISTICS for value.

RT = Termination resistance should be equal to ZOUT of

pulse generators.

FAMILY

74ALVT16

INPUT PULSE REQUIREMENTS

Amplitude

3.0V or VCC,

which ever is

less

Rep. Rate

≤ 10MHz

tw

tR

tF

500ns ≤ 2.5ns ≤ 2.5ns

SV01732

1998 Jun 30

16

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