ADN2860-EVAL AD [Analog Devices], ADN2860-EVAL Datasheet - Page 2

• Manufacturer Part Number: ADN2860-EVAL
• Description: 3-Channel Digital Potentiometer with Nonvolatile Memory
• Manufacturer: AD [Analog Devices]

ADN2860
TABLE OF CONTENTS
Electrical Characteristics ................................................................. 3
Electrical Characteristics ................................................................. 5
Absolute Maximum Ratings............................................................ 6
Pin Configuration and Function Descriptions............................. 7
Typical Performance Characteristics ............................................. 8
Interface Descriptions.................................................................... 10
Theory of Operation ...................................................................... 15
REVISION HISTORY
11/04—Rev. 0 to Rev. A
Changes to Ordering Guide .......................................................... 20
7/04—Revision 0: Initial Version
ESD Caution.................................................................................. 6
I
EEPROM Interface..................................................................... 11
RDAC I
Linear Increment and Decrement Commands ...................... 15
Logarithmic Taper Mode Adjustment (±6 dB/step) .............. 15
Using Additional Internal Nonvolatile EEPROM.................. 16
2
C Interface ................................................................................ 10
2
C Interface.................................................................... 12
Rev. A | Page 2 of 20
Applications..................................................................................... 19
Outline Dimensions ....................................................................... 20
Digital Input/Output Configuration........................................ 16
Multiple Devices on One Bus ................................................... 16
Level Shift for Bidirectional Communication ........................ 16
Terminal Voltage Operation Range ......................................... 16
Power-Up Sequence ................................................................... 17
Layout and Power Supply Biasing ............................................ 17
RDAC Structure.......................................................................... 17
Calculating the Programmable Resistance ............................. 17
Programming the Potentiometer Divider............................... 18
Laser Diode Driver (LDD) Calibration................................... 19
Ordering Guide .......................................................................... 20