74ALVT16841 데이터 시트보기 (PDF) - Philips Electronics

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74ALVT16841

2.5V/3.3V ALVT 20-bit bus interface latch (3-State)

Philips Electronics 

Philips Semiconductors

2.5V/3.3V 20-bit bus interface latch (3-State)

Product specification

74ALVT16841

TEST CIRCUIT AND WAVEFORM

VIN

PULSE

GENERATOR

VCC

D.U.T.

VOUT

6.0V or VCC x 2

90%

Open

NEGATIVE

GND

PULSE

RL

tW

VM

10%

tTHL (tF)

VM

10%

VIN

90%

0V

tTLH (tR)

RT

CL

RL

Test Circuit for 3-State Outputs

SWITCH POSITION

POSITIVE

PULSE

10%

tTLH (tR)

90%

VM

tW

90%

VM

tTHL (tF)

VIN

10%

0V

TEST SWITCH

tPLZ/tPZL

tPLH/tPHL

tPHZ/tPZH

6V or VCC x 2

Open

GND

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.

INPUT PULSE REQUIREMENTS

FAMILY

Amplitude Rep. Rate tW

tR

tF

3.0V or VCC

74ALVT16 whichever v10MHz

is less

500ns v2.5ns v2.5ns

SW00025

1998 Feb 13

11

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