74ALVT16841 데이터 시트보기 (PDF) - Philips Electronics

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74ALVT16841

2.5V/3.3V ALVT 20-bit bus interface latch (3-State)

Philips Electronics 

Philips Semiconductors

2.5V/3.3V 20-bit bus interface latch (3-State)

Product specification

74ALVT16841

AC CHARACTERISTICS (2.5V "0.2V RANGE)

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

SYMBOL

PARAMETER

WAVEFORM

tPLH

Propagation delay

tPHL

nDx to nQx

2

tPLH

Propagation delay

tPHL

nLE to nQx

1

tPZH

Output enable time

4

tPZL

to High and Low level

5

tPHZ

Output disable time

4

tPLZ

from High and Low level

5

NOTE:

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

AC SETUP REQUIREMENTS (2.5V "0.2V RANGE)

GND = 0V, tR = tF = 2.5ns, CL = 50pF, RL = 500Ω

SYMBOL

PARAMETER

WAVEFORM

ts(H)

ts(L)

Setup time, High or Low

nDx to nLE

3

th(H)

th(L)

Hold time, High or Low

nDx to nLE

3

tw(H)

nLE pulse width High

1

LIMITS

Tamb = -40 to +85oC

VCC = +2.5V ±0.2V

MIN

TYP

MAX

0.5

1.8

3.0

0.5

2.1

3.6

1.0

2.7

4.3

2.0

4.2

6.5

1.5

3.0

4.0

0.5

1.8

3.2

1.5

3.1

4.5

1.0

2.4

3.8

LIMITS

Tamb = -40 to +85oC

VCC = +2.5V ±0.2V

Min

Typ

0.5

0

1.5

0.2

1.8

0

2.0

0.8

1.5

UNIT

ns

ns

ns

ns

UNIT

ns

ns

ns

1998 Feb 13

9

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