Novinka:7-Bit Single I2C™ digitálny pot.
(Kategória: Semiconductor-ZONE)
Zaslal EdizonTN
07.08.2009-00:00

Microchip predstavil tento digitálny potenciometer s NV pamäťou, a to v púzdre SC70.

Vlastnosti

• Potentiometer or Rheostat configuration options
  
• 7-bit: Resistor Network Resolution
  - 127 Resistors (128 Steps)
  
• Zero Scale to Full Scale Wiper operation
  
• RAB Resistances: 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): 15 ppm typical
  
• I2C Protocol
  - Supports SMBus 2.0 Write Byte/Word Protocol Formats
  - Supports SMBus 2.0 Read Byte/Word Protocol Formats
  
• Standard I2C Device Addresses:
  - All devices offered with address “0101110”
  - MCP40D18 also offered with address “0111110”
  
• 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 kΩ device
  
• Extended temperature range (-40°C to +125°C)
  
• Very small package (SC70)
  
• Lead free (Pb-free) package

Datasheet

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