AD7225LPZ datasheet(19/24 Pages) AD

Part #	AD7225LPZ

Description	LC2MOS Quad 8-Bit DAC with Separate Reference Inputs

PDF	24 Pages

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Manufacturer	AD [Analog Devices]

Direct Link	http://www.analog.com

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19 / 24 page

AD7225

Rev. C | Page 19 of 24

MICROPROCESSER INTERFACE

*LINEAR CIRCUITRY OMITTED FOR CLARITY.

ADDRESS

DECODE

LATCH

AD7225*

DB7

DB0

LDAC

ADDRESS BUS

ADDRESS DATA BUS

8085A/

8088

A15

ALE

AD0

AD7

*LINEAR CIRCUITRY OMITTED FOR CLARITY.

Z-80

A15

AD7225*

DB7

DB0

LDAC

ADDRESS BUS

DATA BUS

ADDRESS

DECODE

MREQ

Figure 25. AD7225-to-8085A/8088 Interface, Double-Buffered Mode

Figure 26. AD7225-to-Z-80 Interface, Double-Buffered Mode

*LINEAR CIRCUITRY OMITTED FOR CLARITY.

6809/

6502

A15

E OR Φ2

AD7225*

R/W

DB7

DB0

LDAC

ADDRESS BUS

DATA BUS

ADDRESS

DECODE

*LINEAR CIRCUITRY OMITTED FOR CLARITY.

68008

A23

AD7225*

DB7

DB0

LDAC

ADDRESS BUS

DATA BUS

ADDRESS

DECODE

R/W

DTACK

Figure 27. AD7225-to-6809/6502 Interface, Single-Buffered Mode

Figure 28. AD7225-to-68008 Interface, Single-Buffered Mode

AD7225LPZ Datasheet(PDF) 19 Page - Analog Devices

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