AD5245 Analog Devices, AD5245 Datasheet - Page 2

• Manufacturer Part Number: AD5245
• Description: 256-Position I2C Compatible Digital Potentiometer
• Manufacturer: Analog Devices

AD5245
TABLE OF CONTENTS
Electrical Characteristics—5 kΩ Version ...................................... 3
Electrical Characteristics—10 kΩ, 50 kΩ, 100 kΩ Versions ....... 4
Timing Characteristics—5 kΩ, 10 kΩ, 50 kΩ, 100 kΩ Versions 5
Absolute Maximum Ratings............................................................ 5
Typical Performance Characteristics ............................................. 6
Test Circuits..................................................................................... 10
I
Operation......................................................................................... 12
REVISION HISTORY
Revision 0: Initial Version
2
C Interface..................................................................................... 11
Programming the Variable Resistor ......................................... 12
Programming the Potentiometer Divider ............................... 13
I
2
C Compatible 2-Wire Serial Bus............................................ 13
Rev. 0 | Page 2 of 16
Pin Configuration and Function Descriptions........................... 15
Outline Dimensions ....................................................................... 16
Level Shifting for Bidirectional Interface ................................ 14
ESD Protection ........................................................................... 14
Terminal Voltage Operating Range.......................................... 14
Power-Up Sequence ................................................................... 15
Layout and Power Supply Bypassing ....................................... 15
Pin Configuration ...................................................................... 15
Pin Function Descriptions ........................................................ 15
Ordering Guide .......................................................................... 16
ESD Caution................................................................................ 16