Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are

implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.

12 __________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 (408) 737-7600

© 1996 Maxim Integrated Products

Printed USA

is a registered trademark of Maxim Integrated Products.

CMOS, Quad, Serial-Interface,

8-Bit DAC

___________________Chip Topography

____Pin Configurations (continued)

CONNECT LOAD TO P1.3 FOR 3-WIRE MODE OR

*

A15

A8

8085/

8088

WR

ALE

AD7

AD0

EN LATCH

ADDRESS BUS

ADDRESS

DECODE

ADDRESS AND DATA BUS

A0

CS

WR

D7

D0

SCL

SDA

LDAC

LOAD*

82C55

PA0

PA1

PA2

PA3

MAX500

. .

A1

CONNECT LOAD TO P1.3 FOR 3-WIRE MODE OR

*

A15

A0

6809/

6502

R/W

Θ OR E

∆7

D0

ADDRESS BUS

ADDRESS

DECODE

DATA BUS

C32

R/W

DB7

DB0

6821

PA1

PA2

E

SCL

SDA

LDAC

LOAD*

MAX500

Figure 15. 8085/8088 with Programmable Peripheral Interface

Figure 16. 6809/6502 Interface

SRO

AGND

SCL

LOAD

LDAC

DGND

SDA

0.159"

(4.039mm)

0.150"

(3.810mm)

14

15

16

17

18

4

5

6

7

8

MAX500

AGND

N.C.

N.C.

SRO

N.C.

LCC

TOP VIEW