MP7628JS datasheet(6/12 Pages) EXAR

Teilenummer	MP7628JS

Bauteilbeschribung	5 V CMOS Quad Multiplying 8-Bit Digital-to-Analog Converter

PDF	12 Pages

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Hersteller	EXAR [Exar Corporation]

Direct Link	http://www.exar.com

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MP7628

Rev. 2.00

TIMING DIAGRAM READ CYCLE

3-state

Data (A)

3-state

Data (B)

A/B

R/W

DS1

DS2

BUS (D )

Set up time for BUS, A/B, R/W

Minimum DS = low pulse

Minimum time between DS = low pulses

Data delay time

tR = tDSR + tNR

= 40 ns

= 320 ns

tDSR (min)

= 120 ns

tNR

= 200 ns

tDSR

tNR

TIMING DIAGRAM WRITE CYCLE

Data (A)

Data (B)

A/B

R/W

DS1

DS2

Set up time for BUS, A/B, R/W

Minimum DS = low pulse

Minimum time between DS = low pulses

Data delay time

tW = tDSW + tNW

= 40 ns

= 200 ns

tDSW (min)

= 120 ns

tNW

= 110 ns

A Select

B Select

Last Data

Data (A)

Last Data

Data (B)

DATA (DN )

DAC A OUT

DAC B OUT

tDSW

tNW

tS + tD

tDHLD

MODE SELECTION TABLE

WRITE

READ

WRITE

A & C

WRITE

B & D

HOLD

A/B/C/D

HOLD

A/B/C/D

HOLD

A/B/C/D

DS1

DS2

A/B

R/W

MODE

DAC

L = LOW STATE

H = HIGH STATE

X = DON’T CARE

MP7628JS Datenblatt(PDF) 6 Page - Exar Corporation

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