Features
• Quad Resistor Network
• Potentiometer or Rheostat Configuration Options
• Resistor Network Resolution:
- 7-bit: 128 Resistors (129 Taps)
- 8-bit: 256 Resistors (257 Taps)
• RAB Resistances Options of:
- 5 kΩ
- 10 kΩ
- 50 kΩ
- 100 kΩ
• Zero Scale to Full Scale Wiper Operation
• Low Wiper Resistance: 75 (typical)
• Low Tempco:
- Absolute (Rheostat): 50 ppm typical
(0°C to 70°C)
- Ratiometric (Potentiometer): 15 ppm typical
• SPI Serial Interface (10 MHz, Modes 0,0 and 1,1):
- High-Speed Read/Writes to wiper registers
• 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 µA typical)
• High-Voltage Tolerant Digital Inputs: Up to 12.5V
• Supports Split Rail Applications
• Internal Weak Pull-up on all Digital Inputs
• 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)