VT16245BDL 查看數據表（PDF） - Philips Electronics

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VT16245BDL

3.3V ABT 16-bit transceiver (3-State)

Philips Electronics 

Philips Semiconductors

3.3V 16-bit transceiver (3-State)

Product specification

74LVT16245B

AC CHARACTERISTICS

GND = 0V; tR = tF = 2.5ns; CL = 50pF; RL = 500Ω; Tamb = –40°C to +85°C.

SYMBOL

PARAMETER

WAVEFORM

tPLH

Propagation delay

tPHL

nAx to nBx or nBx to nAx

1

tPZH

tPZL

Output enable time

to High and Low level

2

tPHZ

Output disable time

tPLZ

from High and Low Level

2

NOTE:

1. All typical values are at VCC = 3.3V and Tamb = 25°C.

LIMITS

VCC = 3.3V +0.3V

MIN

TYP1

MAX

1.0

1.9

3.3

1.0

1.7

3.3

1.0

2.8

4.5

1.0

2.8

4.1

1.5

3.2

5.1

1.5

3.0

4.6

VCC = 2.7V

MAX

3.5

3.5

5.3

5.1

5.7

4.6

UNIT

ns

ns

ns

AC WAVEFORMS

VM = 1.5V, VIN = GND to 2.7V

NAX OR NBX

INPUT

1.5V

1.5V

2.7V

0V

NBX OR NAX

OUTPUT

TPLH

1.5V

TPHL

VOH

1.5V

VOL

SV00065

Waveform 1. Input to Output Propagation Delays

NOE INPUT

1.5V

OUTPUT

TPZL

1.5V

OUTPUT

TPZH

1.5V

1.5V

TPLZ

TPHZ

2.7V

0V

3.0V

VOL + 0.3V

VOL

VOH

VOH – 0.3V

0V

SV00067

Waveform 2. 3-State Output Enable and Disable Times

1998 Feb 19

6

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