Digital Potentiometer, Quad, 256 Step; End To End Resistance:100Kohm; No. Of Pots:Quad; Control Interface:I2C, Spi; Track Taper:Linear/Logarithmic; Resistance Tolerance:± 8%; Supply Voltage Min:2.3V; Supply Voltage Max:5.5V Rohs Compliant: Yes |Analog Devices, Inc. AD5144BRUZ100