Nonvolatile, I2C®-Compatible
64-Position, Digital Potentiometer
AD5258
Data Sheet
FEATURES
FUNCTIONAL BLOCK DIAGRAMS
RDAC
VDD
RDAC
EEPROM
VLOGIC
GND
SCL
SDA
A
RDAC
REGISTER
W
B
I2C
SERIAL
INTERFACE
6
DATA
6
CONTROL
AD0
AD1
COMMAND
DECODE LOGIC
ADDRESS
DECODE LOGIC
POWERON RESET
AD5258
05029-001
Nonvolatile memory maintains wiper settings
64-position digital potentiometer
Compact MSOP-10 (3 mm × 4.9 mm)
I2C-compatible interface
VLOGIC pin provides increased interface flexibility
End-to-end resistance 1 kΩ, 10 kΩ, 50 kΩ, 100 kΩ
Resistance tolerance stored in EEPROM (0.1% accuracy)
Power-on EEPROM refresh time
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