Microchip | MCP4461-104E/ML

Features:

• Quad Resistor Network
• Potentiometer or Rheostat Configuration Options
• Resistor Network Resolution:
  • 8-bit: 256 Resistors (257 Taps)
• Zero Scale to Full Scale Wiper Operation
  • Low Wiper Resistance: 75 Ω (typical)
• Low Tempco:
  • Absolute (Rheostat): 50 ppm typical (0°C to 70°C)
  • Ratiometric (Potentiometer): 15 ppm typical
• Non-volatile Memory
  • Automatic Recall of Saved Wiper Setting
  • WiperLock™ Technology
  • 5 General Purpose Memory Locations
• I2C Serial Interface
  • 100 kHz, 400 kHz, and 3.4 MHz support
• Serial protocol allows:
  • High-Speed Read/Write to wiper
  • Read/Write to EEPROM
  • Write Protect to be enabled/disable
  • WiperLock to be enabled/disabled
• Resistor Network Terminal Disconnect Feature via Terminal Control (TCON) Register
• Reset input pin
• Write Protect Feature:
  • Hardware Write Protect (WP) Control pin
  • Software Write Protect (WP) Configuration bit
• Brown-out reset protection (1.5V typical)
• Serial Interface Inactive current (2.5 uA typical)
• High-Voltage Tolerant Digital Inputs: Up to 12.5 V
• 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 kΩ device
• Extended temperature range (-40°C to +125°C)