PI74ALVCH16841V 데이터 시트보기 (PDF) - Pericom Semiconductor

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PI74ALVCH16841V

20-Bit Bus-Interface D-Type Latch with 3-STATE Outputs

Pericom Semiconductor 

PI74ALVCH16841

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Timing Requirements over Operating Range

Parameters

Description

VCC = 2.5 V ± 0.2V

Min. Max.

VCC = 2.7V

VCC = 3.3V ± 0.3V

Units

Min. Max. Min. Max.

tW Pulse Duration LE high

3.3

3.3

3.3

tSU Setup time Data before LE­

0.9

0.7

1.1

ns

tH Hold time

Dt/Dv(1)

Data after LE­

Input Transition Rise or Fall

1.2

1.5

1.1

0

10

0

10

0

10 ns/V

Note:

1. Unused control inputs must be held HIGH or LOW to prevent them from floating.

Switching Characteristics Over Operating Range(1)

Parameters

From

To

VCC = 2.5V ± 0.2V

(INPUT) (OUTPUT) Min.(2) Max.

VCC = 2.7V

Min.(2) Max.

D

1.0

5.0

4.7

tPD

LE

1.0

5.6

5.1

Q

tEN

OE

1.0

6.2

6.0

tDIS

OE

1.1

5.3

4.3

Notes:

1. See test circuit and wave forms.

2. Minimum limits are guaranteed but not tested on Propagation Delays.

VCC = 3.3 V ± 0.3V

Min.(2)

Max.

1.2

3.9

1.0

4.3

1.0

4.9

1.3

4.1

Units

ns

Operating Characteristics, TA = 25ºC

Parameter

Test Conditions

CPDPower Dissipation

Capacitance

Outputs Enabled

Outputs Disabled

CL = 50pF,

f = 10 MHz

VCC= 2.5V ± 0.2V VCC= 3.3V ± 0.3V

Typical

12

20

1

3

Units

pF

Pericom Semiconductor Corporation

2380 Bering Drive • San Jose, CA 95131 • 1-800-435-2336 • Fax (408) 435-1100 • http://www.pericom.com

5

PS8182A 11/06/00

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