Microchip Technology MCP4451-502E/ST Digital Interface: I2C ID_COMPONENTS: 4023603 Interface: I??C, 2-Wire Serial Maximum Operating Temperature: + 125 C Memory Type: Volatile Minimum Operating Temperature: - 40 C Mounting Style: SMD/SMT Mounting Type: Surface Mount Number Of Circuits: 4 Number Of Pots: Quad Operating Supply Voltage: 1.8 V to 5.5 V Operating Temperature: -40?°C ~ 125?°C Package / Case: 20-TSSOP (0.173", 4.40mm Width) Resistance: 5 KOhms Resistance (ohms): 5K Series: - Supply Current: 600 uA Supply Voltage (max): 5.5 V Supply Voltage (min): 1.8 V Taps: 257 Taps Per Pot: 257 Temperature Coefficient: * Voltage - Supply: 1.8 V ~ 5.5 V Wiper Memory: Volatile RoHS: yes Number of POTs: Quad Taps per POT: 257 Supply Voltage - Max: 5.5 V Supply Voltage - Min: 1.8 V