Single-Channel, 1024-Position,
1% R-Tolerance Digital Potentiometer
AD5293 Data Sheet
FEATURES FUNCTIONAL BLOCK DIAGRAM Single-channel, 1024-position resolution
20 kΩ, 50 kΩ, and 100 kΩ nominal resistance
Calibrated 1% nominal resistor tolerance (resistor
performance mode)
Rheostat mode temperature coefficient: 35 ppm/°C
Voltage divider temperature coefficient: 5 ppm/°C
Single-supply operation: 9 V to 33 V
Dual-supply operation: ±9 V to ±16.5 V
SPI-compatible serial interface
Wiper setting readback VDD RESET POWER-ON
RESET AD5293 VLOGIC
10 SCLK
SYNC RDAC
REGISTER A SERIAL
INTERFACE
W DIN
B SDO APPLICATIONS VSS EXT_CAP GND 07675-001 RDY Mechanical potentiometer replacement
Instrumentation: gain and offset adjustment
Programmable voltage-to-current conversion
Programmable filters, delays, and time constants …