74ALVT16952 datasheet(7/14 Pages) PHILIPS

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Philips Semiconductors

Product specification

74ALVT16952

2.5V/3.3V 16-bit registered transceiver (3-State)

1998 Mar 19

AC CHARACTERISTICS (3.3V

"0.3V RANGE)

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

LIMITS

SYMBOL

PARAMETER

WAVEFORM

VCC = 3.3V ±0.3V

UNIT

MIN

TYP1

MAX

fMAX

Maximum clock frequency

100

142

MHz

tPLH

tPHL

Propagation delay

nCPBA to nAx, nCPAB to nBx

1.0

2.3

3.5

3.4

tPZH

tPZL

Output enable time

nOEBA to nAx, nOEAB to nBx

1.0

0.5

2.4

1.8

3.8

3.0

tPHZ

tPLZ

Output disable time

nOEBA to nAx, nOEAB to nBx

1.0

2.9

2.3

4.5

3.6

NOTES:

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

AC SETUP REQUIREMENTS (3.3V

"0.3V RANGE)

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

LIMITS

SYMBOL

PARAMETER

WAVEFORM

VCC = 3.3V ±0.3V

UNIT

MIN

TYP

tS(H)

ts(L)

Setup time

nAx to nCPAB or nBx to nCPBA

1.5

0.9

0.7

th(H)

th(L)

Hold time

nAx to nCPAB or nBx to nCPBA

0.5

–0.6

–0.8

ts(H)

ts(L)

Setup time

nCEAB to nCPAB, nCEBA to nCPBA

1.1

0.5

0.2

–0.6

th(H)

th(L)

Hold time

nCEAB to nCPAB, nCEBA to nCPBA

1.5

1.0

0.6

–0.1

tw(H)

tw(L)

nCPAB or nCPBA pulse width,

High or Low

3.2

2.7

2.5

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