SBOS288M January   2004  – December 2020 TMP175 , TMP75

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 I2C Interface Timing
    7. 6.7 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Digital Temperature Output
      2. 7.3.2 Serial Interface
        1. 7.3.2.1 Bus Overview
        2. 7.3.2.2 Serial Bus Address
        3. 7.3.2.3 Writing and Reading to the TMP175 and TMP75
        4. 7.3.2.4 Slave Mode Operations
          1. 7.3.2.4.1 Slave Receiver Mode
          2. 7.3.2.4.2 Slave Transmitter Mode
        5. 7.3.2.5 SMBus Alert Function
        6. 7.3.2.6 General Call
        7. 7.3.2.7 High-Speed Mode
        8. 7.3.2.8 Time-out Function
      3. 7.3.3 Timing Diagrams
      4. 7.3.4 Two-Wire Timing Diagrams
    4. 7.4 Device Functional Modes
      1. 7.4.1 Shutdown Mode (SD)
      2. 7.4.2 One-shot (OS)
      3. 7.4.3 Thermostat Mode (TM)
      4. 7.4.4 Comparator Mode (TM = 0)
      5. 7.4.5 Interrupt Mode (TM = 1)
    5. 7.5 Programming
      1. 7.5.1 Pointer Register
        1. 7.5.1.1 Pointer Register Byte (pointer = N/A) [reset = 00h]
        2. 7.5.1.2 Pointer Addresses of the TMP175
      2. 7.5.2 Temperature Register
      3. 7.5.3 Configuration Register
        1. 7.5.3.1 Shutdown Mode (SD)
        2. 7.5.3.2 Thermostat Mode (TM)
        3. 7.5.3.3 Polarity (POL)
        4. 7.5.3.4 Fault Queue (F1/F0)
        5. 7.5.3.5 Converter Resolution (R1/R0)
        6. 7.5.3.6 One-Shot (OS)
      4. 7.5.4 High and Low Limit Registers
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curve
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Receiving Notification of Documentation Updates
    2. 11.2 Support Resources
    3. 11.3 Trademarks
    4. 11.4 Electrostatic Discharge Caution
    5. 11.5 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

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

6.5 Electrical Characteristics

at TA = –40 °C to +125 °C and V+ = 2.7 V to 5.5 V (unless otherwise noted); typical specification are at TA = 25 °C and V+=3.3 V
PARAMETER TEST CONDITIONS TMP175 TMP75 UNIT
MIN TYP MAX MIN TYP MAX
TEMPERATURE INPUT
Range -40 125 –40 125 °C
TERR Temperature accuracy –25 °C to +85 °C ±0.5 ±1.5 ±0.5 ±2 °C
TERR Temperature accuracy –40 °C to +125 °C ±1 ±2 ±1 ±3
PSR Temperature accuracy (temperature error vs supply) ±200 ±500 ±200 ±500 m °C/V
TRES Temperature resolution Selectable 0.0625 0.0625 °C
DIGITAL INPUT/OUTPUT
CIN Input capacitance 3 3 pF
VIH Input logic high level SDA, SCL, A0, A1, A2 0.7(V+) 6 0.7(V+) 6 V
VIL Input logic low level SDA, SCL, A0, A1, A2 –0.5 0.3(V+) –0.5 0.3(V+) V
IIN Input leakage current SDA, SCL, A0, A1, A2 1 1 µA
HYST Hysteresis SDA, SCL 500 500 mV
VOL Low-level output logic SDA IOL = 3 mA 0 0.15 0.4 0 0.15 0.4 V
VOL Low-level output logic ALERT IOL = 4 mA 0 0.15 0.4 0 0.15 0.4 V
Resolution Selectable 9 12 9 12 Bits
Conversion time R1 = 0, R0 = 0; 9-bit 27.5 37.5 27.5 37.5 ms
R1 = 0, R0 = 1; 10-bit 55 75 55 75
R1 = 1, R0 = 0 11-bit 110 150 110 150
R1 = 1, R0 = 1; 12-bit 220 300 220 300
POWER SUPPLY
Operating Range  2.7 5.5 2.7 5.5 V
IDD_AVG Average current consumption Serial bus inactive 50 85 50 85 µA
Serial bus active, SCL frequency = 400 kHz 100 100
Serial bus active, SCL frequency = 3.4 MHz 410 410
IDD_SD Shutdown current Serial bus inactive 0.1 3 0.1 3 µA
Serial bus active, SCL frequency = 400 kHz 60 60
Serial bus active, SCL frequency = 3.4 MHz 380 380