VT162244BDL 데이터 시트보기 (PDF) - NXP Semiconductors.

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VT162244BDL

3.3 V 16-bit buffer/driver with 30 Ohm termination resistors

NXP Semiconductors. 

Philips Semiconductors

3.3V 16-bit buffer/driver with 30Ω

termination resistors (3-State)

Product specification

74LVT162244B

AC WAVEFORMS

VM = 1.5V, VIN = GND to 3.0V

nAx INPUT

VM

tPLH

nYx OUTPUT

VM

VM

tPHL

2.7V

0V

VOH

VM

VOL

SW00008

Waveform 1. Input (nAx) to Output (nYx) Propagation Delays

nOE INPUT

VM

tPZL

VM

tPLZ

2.7V

0V

3.5V

nYx OUTPUT

nYx OUTPUT

VM

tPZH

VM

tPHZ

VOL + 0.3V

VOL

VOH

VOH – 0.3V

0V

SW00009

Waveform 2. 3-State Output Enable and Disable Times

TEST CIRCUIT AND WAVEFORMS

VIN

PULSE

GENERATOR

VCC

D.U.T.

VOUT

6V

90%

OPEN

NEGATIVE

VM

RL

GND

PULSE

10%

tW

AMP (V)

90%

VM

10%

0V

tTHL (tF)

tTLH (tR)

RT

CL

RL

Test Circuit for 3-State Outputs

SWITCH POSITION

TEST

SWITCH

tPHZ/tPZH

tPLZ/tPZL

tPLH/tPHL

GND

6V

open

POSITIVE

PULSE

10%

tTLH (tR)

90%

VM

90%

VM

tW

VM = 1.5V

Input Pulse Definition

tTHL (tF)

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

INPUT PULSE REQUIREMENTS

Amplitude Rep. Rate

tW

tR

tF

74LVT16

2.7V

≤10MHz 500ns ≤2.5ns ≤2.5ns

SW00003

1998 Oct 07

6

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