74ALVT16731 datasheet(8/12 Pages) PHILIPS

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Philips Semiconductors

Product specification

74ALVT16731

2.5V/3.3V 1-to-4 address register/driver (3-State)

1999 Mar 30

1. All typical values are at VCC = 2.5V and Tamb = 25°C.

AC SETUP REQUIREMENTS (2.5V

"0.2V RANGE)

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

UNIT

MIN

TYP1

ts(H)

ts(L)

Setup time, High or Low

Ax to CLK

2.4

2.3

0.9

0.8

th(H)

th(L)

Hold time, High or Low

Ax to CLK

–0.7

–0.6

tw(H)

tw(L)

Pulse width, High or Low

CLK

1.5

NOTE:

1. All typical values are at VCC = 2.5V and Tamb = 25°C.

AC WAVEFORMS

NOTES:

1. VM = 1.5V at VCC w 3.0V, VM = VCC/2 at VCC v 2.7V

2. VX = VOL + 0.3V at VCC w 3.0V, VX = VOL + 0.150V at VCC v 2.7V

3. VY = VOH – 0.3V at VCC w 3.0V, VY = VOH – 0.150V at VCC v 2.7V

VOL

tPLH

VOH

tPHL

3.0V or VCC,

whichever is

less

SW00276

SEL

nAx

nYx

Waveform 1.

Input (Ax) to Output (nYx) Propagation Delay,

transparent mode. SEL to Output (nYx) Propagation Delay

nOE

INPUT

tPZH

tPHZ

nYx

OUTPUT

VOH

nYx

OUTPUT

VOL

tPZL

tPLZ

3.0V or VCC

whichever is

less

SW00204

Waveform 2. 3-State Output Enable and Disable Times

tPHL

tPLH

VOH

tW(L)

1/fMAX

CLK

nYx

tW(H)

VOL

3.0V or VCC,

whichever is

less

SW00277

Waveform 3. Propagation Delay, Clock Input to Output, Clock

Pulse Width, and Maximum Clock Frequency

CLK

tS(H)

th(H)

tS(L)

th(L)

3.0V or VCC,

whichever is

less

3.0V or VCC,

whichever is

less

SW00278

Waveform 4. Data Setup and Hold Times

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