TPL0401B-10

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128-tap single-channel digital potentiometer (digipot) with I2C interface (address 0111110)

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Product details

Parameters

Number of steps 128 Number of channels (#) 1 Resistance taper Linear Interface type I2C Memory Volatile Bandwidth (MHz) 2.8 Temp coeff (typ) (ppm/°C) 22 Operating temperature range (C) -40 to 125 open-in-new Find other Digital potentiometers (digipots)

Package | Pins | Size

SOT-SC70 (DCK) 6 4 mm² 2 x 2.1 open-in-new Find other Digital potentiometers (digipots)

Features

  • Single-Channel, 128-Position Resolution
  • 10-kΩ End-to-End Resistance Options
  • Low Temperature Coefficient: 22 ppm/°C
  • I2C Serial Interface
  • 2.7-V to 5.5-V Single-Supply Operation
  • ±20% Resistance Tolerance
  • A and B Versions Have Different I2C Addresses
  • L Terminal is Internal and Connected to GND
  • Operating Temperature: –40°C to +125°C
  • Available in Industry Standard SC70 Packages
  • ESD Performance Tested per JESD 22
    • 2000-V Human-Body Model (A114-B, Class II)
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Description

The TPL0401x-10 device is a single-channel, linear-taper digital potentiometer with 128 wiper positions. The TPL0401x-10 has the low terminal internal and connected to GND. The position of the wiper can be adjusted using an I2C interface. The TPL0401x-10 is available in a 6-pin SC70 package with a specified temperature range of –40°C to +125°C. The part has a 10-kΩ end-to-end resistance and can operate with a supply voltage range of 2.7 V to 5.5 V. This kind of product is widely used in setting the voltage reference for low power DDR3 memory.

The TPL0401x-10 has the low terminal internal and connected to GND.

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Technical documentation

= Top documentation for this product selected by TI
No results found. Please clear your search and try again. View all 7
Type Title Date
* Datasheet TPL0401x-10 128-TAPS Single-Channel Digital Potentiometer With I2C Interface datasheet (Rev. B) Feb. 15, 2017
Application note Replacing Digital Potentiometers with Precision DACs Jul. 03, 2019
User guide TPL0401 Evaluation Module User's Guide (Rev. A) Nov. 29, 2016
Technical articles Doing the math: The inside story of the Analog Engineer’s Pocket Reference Mar. 02, 2015
Technical articles SAR ADC response times: Interface topology makes a difference (Part 3) Feb. 17, 2015
Technical articles SAR ADC response times: Interface topology makes a difference (Part 2) Feb. 13, 2015
Technical articles SAR ADC response times: Interface topology makes a difference (Part 1) Jan. 16, 2015

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Hardware development

EVALUATION BOARD Download
25
Description

The TPL0401 is an I2C bus-controlled, single-channel, linear-taper digital potentiometer with 128 wiper positions. TPL0401A/B have an end-to-end resistance of 10 kΩ and the low terminal is internally connected to ground. The position of the wiper can be adjusted using an I2C interface. The TPL0401 (...)

Features
  • Works with low-cost MSP430-based LaunchPad platform
  • Simple GUI to control EVM
  • EVM can operate in three different modes
    • Adjustable voltage reference mode
    • Variable gain mode
  • Board is entirely powered by USB

Software development

SUPPORT SOFTWARE Download
SLIC019A.ZIP (575 KB)

Design tools & simulation

SIMULATION MODEL Download
SLIM304.ZIP (20 KB) - IBIS Model
SIMULATION TOOL Download
PSpice® for TI design and simulation tool
PSPICE-FOR-TI — PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
Features
  • Leverages Cadence PSpice Technology
  • Preinstalled library with a suite of digital models to enable worst-case timing analysis
  • Dynamic updates ensure you have access to most current device models
  • Optimized for simulation speed without loss of accuracy
  • Supports simultaneous analysis of multiple products
  • (...)
SIMULATION TOOL Download
SPICE-based analog simulation program
TINA-TI TINA-TI provides all the conventional DC, transient and frequency domain analysis of SPICE and much more. TINA has extensive post-processing capability that allows you to format results the way you want them. Virtual instruments allow you to select input waveforms and probe circuit nodes voltages (...)

CAD/CAE symbols

Package Pins Download
SC70 (DCK) 6 View options

Ordering & quality

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