74ALVT16601 datasheet(6/14 Pages) PHILIPS

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Philips Semiconductors

Product specification

74ALVT16601

2.5V/3.3V 18-bit universal bus transceiver (3-State)

1998 Feb 13

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

MHz

tPLH

tPHL

Propagation delay

An to Bn or Bn to An

1.0

1.5

1.9

2.3

2.9

tPLH

tPHL

Propagation delay Clock Low or High

LEAB to Bn or LEBA to An

1.5

2.2

2.6

3.5

3.9

tPLH

tPHL

Propagation delay

CPAB to Bn or CPBA to An

1.5

2.2

2.9

3.3

4.1

tPZH

tPZL

Output enable time

to High and Low level

1.0

2.3

1.6

3.9

2.8

tPHZ

tPLZ

Output disable time

from High and Low Level

1.5

2.9

2.4

4.1

3.6

NOTE:

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

TYP1

ts(H)

ts(L)

Setup time, High or Low

An to CPAB or Bn to CPBA

1.5

0.4

0.6

th(H)

th(L)

Hold time, High or Low

An to CPAB or Bn to CPBA

1.0

–0.5

–0.3

ts(H)

ts(L)

Setup time, High or Low Clock Low

An to LEAB or Bn to LEBA

1.0

–0.5

–0.1

th(H)

th(L)

Hold time, High or Low Clock High

An to LEAB or Bn to LEBA

1.5

0.1

0.5

ts(H)

ts(L)

Setup time

CEAB before CPAB or

CEBA before CPBA

1.5

1.0

0.3

–0.4

th(H)

th(L)

Hold time

CEAB after CPAB or

CEBA after CPBA

1.5

1.0

0.7

–0.3

tw(H)

tw(L)

Pulse width, High or Low

CPAB or CPBA

2.0

tw(H)

LEAB or LEBA pulse width, High

1.5

NOTE:

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

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