MCP4432

MCP443X/5X 7/8-Bit Volatile Quad Digital POT with I2C Interface Features Quad Resistor Network Potentiometer or Rheostat Configuration Options Resistor Network Resolution: 7-bit – 128 Resistors (129 Taps) 8-bit – 256 Resistors (257 Taps) Four RAB Resistances options: 5 k 10 k 50 k 100 k Zero-scale to Full-scale Wiper Operation Low Wiper Resistance – 75  typical Low Tempco: Absolute (Rheostat) – 50 ppm typical (0°-70°C) Ratiometric (Potentiometer) – 15 ppm typical I2C Serial Interface Support: 100 kHz 400 kHz 3.4 MHz Serial Protocol Allows High-Speed Read/Write to Wiper Resistor Network Terminal Disconnect Feature via Terminal Control (TCON) Register Reset Input Pin Brown-out Reset Protection – 1.5V typical Serial Interface Inactive Current – 2.5 uA typical High-Voltage Tolerant Digital Inputs Up to 12.5V Supports Split Rail Applications Internal Weak Pull-up on All Digital Inputs, except SCL and SDA Wide Operating Voltage: 2.7V to 5.5V - Device Characteristics Specified 1.8V to 5.5V - Device Operation Wide Bandwidth (-3 dB) Operation – 2 MHz typical for 5.0 k Device Extended Temperature Range (-40°C to +125°C) Three Package Types: 4x4 QFN-20 TSSOP-20 TSSOP-14 Package Types (Top View) MCP44X1 Quad Potentiometers P3A P3W P3B HVC/A0 SCL SDA VSS P1B P1W P1A 1 2 3 4 5 6 7 8 9 10 20 P2A 19 P2W 18 P2B 17 VDD 16 A1 15 RESET 14 NC 12 P0B 12 P0W 11 P0A TSSOP P3W P3A P2A P2W P2B P3B 1 20 19 18 17 16 15 VDD HVC/A0 2 14 A1 SCL 3 S...