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Manufacturer Part #


ISL90728 Series 128 Tap Volatile I2C Single Digital Potentiometer - SC-70-6

Mfr. Name: Renesas
Standard Pkg:
Product Variant Information section
Date Code: 1924
Product Specification Section
Technical Attributes
Attributes Table
No of Positions: 128
No of Channels: 1
Interface: I2C
Wiper Storage: Volatile
Resistance: 10kΩ
Tolerance: ±20%
Supply Voltage: 2.7V to 5.5V
Supply Current: 500nA
Operating Temp Range: -40°C to +85°C
Wiper Resistance: 200Ω
Temp Coefficient (ppm/C): ±45ppm/°C
Moisture Sensitivity Level: 1
Package Style:  SOT-363 (SC-70-6, SC-88)
Mounting Method: Surface Mount
Features & Applications

The ISL90728WIE627Z-TK is a digitally controlled potentiometer, available in 6 pin SC70 package.

This device consists of a resistor array, wiper switches, and a control section. The wiper position is controlled by an I2C bus. It is implemented by a resistor array composed of 127 resistive elements and a wiper switching network.


  • Volatile Solid-State Potentiometer
  • I2C Serial Bus Interface
  • DCP Terminal Voltage, 2.7 V to 5.5 V
  • Low Tempco
    • Rheostat 45 ppm/°C Typical
    • Divider 15 ppm/°C Typical
  • 128 Wiper Tap Points
    • Wiper Resistance 70 Ω Typ at VCC = 3.3 V
  • Low Power CMOS
    • Active Current, 200 μA Max
    • Standby Current, 500 nA Max
  • Available RTOTAL Values = 10 kΩ
  • Power-on Preset to Midscale
  • Packaging
    • 6 Ld SC-70
  • Pb-Free (RoHS Compliant)


  • Mechanical Potentiometer Replacement
  • Transducer Adjustment of Pressure, Temperature, Position, Chemical, and Optical Sensors
  • RF Amplifier Biasing
  • LCD Brightness and Contrast Adjustment
  • Gain Control and Offset Adjustment
Pricing Section
Web Price:
USD Each

$7.00 reeling fee is amortized over the number of components for each reel.
Mini-Reels are a custom product and are non-cancelable and non-returnable.

Product Variant Information section