Description
Data Sheet Dual, 256-Position, I2C-Compatible Digital Potentiometers AD5243/AD5248 .
The AD5243 and AD5248 provide a compact 3 mm × 4.
Features
* 2-channel, 256-position potentiometers End-to-end resistance: 2.5 kΩ, 10 kΩ, 50 kΩ, and 100 kΩ Compact 10-lead MSOP (3 mm × 4.9 mm) package Fast settling time: tS = 5 µs typical on power-up Full read/write of wiper register Power-on preset to midscale Extra package address decode pins: AD0 and AD1 (
Applications
* Single supply: 2.7 V to 5.5 V Low temperature coefficient: 35 ppm/°C Low power: IDD = 6 µA maximum Wide operating temperature:
* 40°C to +125°C Evaluation board available
FUNCTIONAL BLOCK DIAGRAMS
A1 W1 B1
A2 W2 B2
VDD GND
SDA SCL
WIPER REGISTER 1
WIPER REGISTER 2
AD5243
PC INTERFACE
