
Microchip Technology
7-Bit Single I²C™ Digital POT with Volatile Memory in SC70
Features
• Potentiometer or Rheostatconfiguration options
• 7-bit: Resistor Network Resolution
- 127 Resistors (128 Steps)
• Zero Scale to Full Scale Wiper operation
• RABResistances: 5 kΩ, 10 kΩ, 50 kΩ,or 100 kΩ
• Low Wiper Resistance: 100Ω(typical)
• Low Tempco:
- Absolute (Rheostat): 50 ppm typical (0°C to 70°C)
- Ratiometric (Potentiometer): 10 ppm typical
• Simple I2C Protocol with read & write commands
• Brown-out reset protection (1.5V typical)
• Power-on Default Wiper Setting (Mid-scale)
• Low-Power Operation:
- 2.5 µA Static Current (typical)
• Wide Operating Voltage Range:
- 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 kΩdevice
• Extended temperature range (-40°C to +125°C)
• Very small package (SC70)
• Lead free (Pb-free) package