MICROCHIP MCP4651-503E/ST

The MCP45XX and MCP46XX devices offer a wide range of product offerings using an I²C interface. This family of devices support 7-bit and 8-bit resistor networks, volatile memory configurations, and Potentiometer and Rheostat pinouts.

• Single or Dual Resistor Network Options
• Potentiometer or Rheostat Configuration Options
• Resistor Network Resolution - 7-bit: 128 Resistors (129 Steps) - 8-bit: 256 Resistors (257 Steps)
• RAB Resistances Options of: - 5 kΩ - 10 kΩ - 50 kΩ - 100 kΩ
• Zero-Scale to Full-Scale Wiper Operation
• Low Wiper Resistance: 75Ω (typical)
• Low Tempco: - Absolute (Rheostat): 50 ppm typical (0°C to 70°C) - Ratiometric (Potentiometer): 15 ppm typical
• I²C Serial Interface - 100 kHz, 400 kHz and 3.4 MHz Support
• Serial Protocol Allows: - High-Speed Read/Write to Wiper - Increment/Decrement of Wiper
• Resistor Network Terminal Disconnect Feature via the Terminal Control (TCON) Register
• Brown-Out Reset Protection (1.5V typical)
• Serial Interface Inactive Current (2.5 μA typical)
• High-Voltage Tolerant Digital Inputs: up to 12.5V
• Wide Operating Voltage: - 2.7V to 5.5V - Device Characteristics Specified - 1.8V to 5.5V - Device Operation
• Wide Bandwidth (-3dB) Operation: - 2 MHz (typical) for 5.0 kΩ Device
• Extended Temperature Range (-40°C to +125°C)