74ALVT16373 datasheet(8/12 Pages) PHILIPS

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Philips Semiconductors

Product specification

74ALVT16373

2.5V/3.3V 16-bit transparent D-type latch (3-State)

1999 Oct 18

AC SETUP REQUIREMENTS

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

LIMITS

SYMBOL

PARAMETER

WAVEFORM

VCC = 2.5V ±0.2V

VCC = 3.3V ±0.3V

UNIT

MIN

TYP

MIN

TYP

tS(H)

tS(L)

Setup time

nDx to nLE

1.5

–0.7

0.2

0.5

0.8

–0.2

0.2

th(H)

th(L)

Hold time

nDx to nLE

0.5

1.5

–0.2

0.7

0.8

1.0

0.2

tW(H)

nLE pulse width

High

1.5

AC WAVEFORMS

For all waveforms

VM = 1.5V for VCC w 3.0V; VM = VCC/2 for VCC v 2.7V

VX = VOL + 0.3V for VCC w 3.0V; VX = VOL + 0.15V for VCC v 2.7V

VY = VOH – 0.3V for VCC w 3.0V; VY = VOH – 0.15V for VCC v

2.7V

tw(H)

tPHL

tPLH

nLE

nQx

SW00163

3.0V or VCC

whichever

is less

VOH

VOL

Waveform 1. Propagation Delay, Enable to

Output, and Enable Pulse Width

nDx

tPLH

tPHL

nQx

SW00164

3.0V or VCC

whichever

is less

VOH

VOL

Waveform 2. Propagation Delay for Data to Outputs

NOTE: The shaded areas indicate when the input is per-

mitted to change for predictable output performance.

nDx

nLE

ts(H)

th(H)

ts(L)

th(L)

SW00165

3.0V or VCC

whichever

is less

3.0V or VCC

whichever

is less

Waveform 3. Data Setup and Hold Times

nOE

tPZH

tPHZ

nQx

SW00166

VOH

3.0V or VCC

whichever

is less

Waveform 4. 3-State Output Enable time to High Level

and Output Disable Time from High Level

nOE

tPZL

tPLZ

nQx

SW00167

VOL

3.0V or VCC

whichever

is less

3.0V or VCC

Waveform 5. 3-State Output Enable Time to Low Level

and Output Disable Time from Low Level

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