PRELIMINARY TECHNICAL DATA

Nonvolatile Memory Digital Potentiometers

AD5231/AD5232/AD5233

REV PrF

8

22 MAR '01

Information contained in this Preliminary data sheet describes a product in the early definition stage. There is no guarantee that the

information contained here will become a final product in its present form. For latest information contact Walt Heinzer/Analog Devices, Santa

Clara, CA. TEL(408)382-3107; FAX (408)382-2708; walt.heinzer@analog.com

Table 1. AD5232 & AD5233 16-bit Serial Data Word

MSB

LSB

AD5232

C3

C2

C1

C0

A3

A2

A1

A0

D7

D6

D5

D4

D3

D2

D1

D0

AD5233

C3

C2

C1

C0

A3

A2

A1

A0

X

X

D5

D4

D3

D2

D1

D0

Table 2. AD5231 24-bit Serial Data Word

M

S

B

L

S

B

AD5231

C

3

C

2

C

1

C

0

A3

A2

A1

A0

X

X

X

X

X

X

D

9

D

8

D

7

D

6

D

5

D

4

D

3

D

2

D

1

D

0

Command bits are identified as Cx, address bits are Ax, and data bits are Dx. Command instruction codes are defined in tables 3, 4, & 5.