SLIS134C March   2011  – September 2015

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Operating Characteristics
    7. 6.7 Timing Requirements
    8. 6.8 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
    4. 7.4 Device Functional Modes
      1. 7.4.1 Shutdown Mode
      2. 7.4.2 Voltage Divider Mode
      3. 7.4.3 Rheostat Mode
    5. 7.5 Programming with I2C
      1. 7.5.1 I2C General Operation
        1. 7.5.1.1 I2C Interface
        2. 7.5.1.2 START and STOP Conditions
        3. 7.5.1.3 Data Validity and Byte Formation
        4. 7.5.1.4 Acknowledge (ACK) and Not Acknowledge (NACK)
      2. 7.5.2 I2C Write and Read Operation
        1. 7.5.2.1 Auto Increment Function
        2. 7.5.2.2 Write Operation
        3. 7.5.2.3 Repeated Start
        4. 7.5.2.4 Read Operation
    6. 7.6 Register Maps
      1. 7.6.1 Slave Address
      2. 7.6.2 TPL0102 Register Map
      3. 7.6.3 IVRA (Initial Value Register for Potentiometer A)
      4. 7.6.4 WRA (Wiper Resistance Register for Potentiometer A)
      5. 7.6.5 IVRB (Initial Value Register for Potentiometer B)
      6. 7.6.6 WRB (Wiper Resistance Register for Potentiometer B)
      7. 7.6.7 ACR (Access Control Register)
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 Adjustable Gain Non-Inverting Amplifier
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Application Curves
      2. 8.2.2 Digital to Analog Converter (DAC)
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
        3. 8.2.2.3 Application Curves
      3. 8.2.3 Variable Current Sink
        1. 8.2.3.1 Design Requirements
        2. 8.2.3.2 Detailed Design Procedure
          1. 8.2.3.2.1 Compensation Components
        3. 8.2.3.3 Application Curves
  9. 9 Power Supply Recommendations
    1. 9.1 Power Sequence
    2. 9.2 Wiper Position Upon Power Up
    3. 9.3 Dual-Supply vs Single-Supply
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Community Resources
    2. 11.2 Trademarks
    3. 11.3 Electrostatic Discharge Caution
    4. 11.4 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5 Pin Configuration and Functions

RUC Package
14-Pin MicroQFN
Top View
TPL0102 po1_LIS134.gif
PW Package
14-Pin TSSOP
Top View
TPL0102 po2_LIS134.gif

Pin Functions

PIN I/O DESCRIPTION
NAME NO.
HA 1 I/O High terminal of potentiometer A
LA 2 I/O Low terminal of potentiometer A
WA 3 I/O Wiper terminal of potentiometer A
HB 4 I/O High terminal of potentiometer B
LB 5 I/O Low terminal of potentiometer B
WB 6 I/O Wiper terminal of potentiometer B
A2 7 I I2C address bit 2
VSS 8 – Negative power supply pin (Dual-Supply Operation) or tied to GND (Single-Supply Operation)
SDA 9 I/O I2C data I/O
SCL 10 I I2C clock Input
GND 11 – Ground
A1 12 I I2C address bit 1
A0 13 I I2C address bit 0
VDD 14 – Positive power supply pin