Intersil ISL23445WFVZ-T7A Interface: 4-Wire SPI (Chip Select) Lead Free Status / Rohs Status: Lead free / RoHS Compliant Memory Type: Volatile Mounting Type: Surface Mount Number Of Circuits: 4 Operating Temperature: -40?°C ~ 125?°C Package / Case: 20-TSSOP (0.173", 4.40mm Width) Resistance (ohms): 10K Series: XDCP?„? Taps: 256 Temperature Coefficient: 125 ppm/?°C Typical Voltage - Supply: 1.2 V ~ 5.5 V, 1.7 V ~ 5.5 V RoHS: yes Resistance: 10 kOhms Number of POTs: Quad Taps per POT: 256 Wiper Memory: Volatile Digital Interface: Serial (SPI) Operating Supply Voltage: 3.3 V Supply Current: 0.11 mA Maximum Operating Temperature: + 125 C Minimum Operating Temperature: - 40 C Supply Voltage - Max: 5.5 V Supply Voltage - Min: 1.7 V Other Names: ISL23445WFVZ-T7ATR