SNIS214E june   2021  – july 2023 TMP114

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Revision History
  6. 5 Device Comparison
  7. 6 Pin Configuration and Functions
  8. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 I2C Interface Timing
    7. 7.7 Typical Characteristics
  9. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 1.2 V Compatible Logic Inputs
      2. 8.3.2 Cyclic Redundancy Check (CRC)
      3. 8.3.3 Temperature Limits
      4. 8.3.4 Slew Rate Warning
      5. 8.3.5 NIST Traceability
    4. 8.4 Device Functional Modes
      1. 8.4.1 Continuous Conversion Mode
      2. 8.4.2 Shutdown Mode
        1. 8.4.2.1 One-Shot Temperature Conversions
    5. 8.5 Programming
      1. 8.5.1 Temperature Data Format
      2. 8.5.2 I2C and SMBus Interface
      3. 8.5.3 Device Address
      4. 8.5.4 Bus Transactions
        1. 8.5.4.1 Auto-Increment
        2. 8.5.4.2 Writes
          1. 8.5.4.2.1 CRC Enabled Writes
        3. 8.5.4.3 Reads
          1. 8.5.4.3.1 CRC Enabled Reads
        4. 8.5.4.4 General Call Reset Function
        5. 8.5.4.5 Time-Out Function
        6. 8.5.4.6 Coexist on I3C MixedBus
        7. 8.5.4.7 Cyclic Redundancy Check Implementation
    6. 8.6 Register Map
  10. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Separate I2C Pullup and Supply Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
    3. 9.3 Equal I2C Pullup and Supply Voltage Application
      1. 9.3.1 Design Requirements
      2. 9.3.2 Detailed Design Procedure
    4. 9.4 Power Supply Recommendations
    5. 9.5 Layout
      1. 9.5.1 Layout Guidelines
      2. 9.5.2 Layout Example
  11. 10Device and Documentation Support
    1. 10.1 Receiving Notification of Documentation Updates
    2. 10.2 Support Resources
    3. 10.3 Trademarks
    4. 10.4 Electrostatic Discharge Caution
    5. 10.5 Glossary
  12. 11Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • YMT|4
Thermal pad, mechanical data (Package|Pins)
Orderable Information

8.5.1 Temperature Data Format

Temperature data is represented by a 16-bit two's complement word with a Least Significant Bit (LSB) equal to 0.0078125°C. The temperature output of the TMP114 has a range of –256°C to 255°C.

Table 8-1 16-Bit Temperature Data Format
Temperature Digital Output
Binary Hex
+125°C 0011 1110 1000 0000 3E80
+25°C 0000 1100 1000 0000 0C80
+0.0078125°C 0000 0000 0000 0001 0001
0°C 0000 0000 0000 0000 0000
−0.0078125°C 1111 1111 1111 1111 FFFF
−25°C 1111 0011 1000 0000 F380
−40°C 1110 1100 0000 0000 EC00