SNOSD82D
June 2018 – September 2022
TMP117
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Switching Characteristics
6.7
Two-Wire Interface Timing
6.8
Timing Diagram
6.9
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagrams
7.3
Feature Description
7.3.1
Power Up
7.3.2
Averaging
7.3.3
Temperature Result and Limits
7.4
Device Functional Modes
7.4.1
Continuous Conversion Mode
7.4.2
Shutdown Mode (SD)
7.4.3
One-Shot Mode (OS)
7.4.4
Therm and Alert Modes
7.4.4.1
Alert Mode
7.4.4.2
Therm Mode
7.5
Programming
7.5.1
EEPROM Programming
7.5.1.1
EEPROM Overview
7.5.1.2
Programming the EEPROM
7.5.2
Pointer Register
7.5.3
I2C and SMBus Interface
7.5.3.1
Serial Interface
7.5.3.1.1
Bus Overview
7.5.3.1.2
Serial Bus Address
7.5.3.1.3
Writing and Reading Operation
7.5.3.1.4
Slave Mode Operations
7.5.3.1.4.1
Slave Receiver Mode
7.5.3.1.4.2
Slave Transmitter Mode
7.5.3.1.5
SMBus Alert Function
7.5.3.1.6
General-Call Reset Function
7.5.3.1.7
Timeout Function
7.5.3.1.8
Timing Diagrams
7.6
Register Map
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Noise and Averaging
8.2.2.2
Self-Heating Effect (SHE)
8.2.2.3
Synchronized Temperature Measurements
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Examples
11
Device and Documentation Support
11.1
Documentation Support
11.1.1
Related Documentation
11.2
Receiving Notification of Documentation Updates
11.3
Support Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
12
Mechanical, Packaging, and Orderable Information
1
Features
TMP117 high-accuracy temperature sensor
±0.1 °C (maximum) from –20 °C to 50 °C
±0.15 °C (maximum) from –40 °C to 70 °C
±0.2 °C (maximum) from –40 °C to 100 °C
±0.25 °C (maximum) from –55 °C to 125 °C
±0.3 °C (maximum) from –55 °C to 150 °C
Operating temperature range: –55 °C to 150 °C
Low power consumption:
3.5-μA, 1-Hz conversion cycle
150-nA shutdown current
Supply range:
1.7 V to 5.5 V from –55 °C to 70 °C
1.8 V to 5.5 V from –55 °C to 150 °C
16-bit resolution: 0.0078°C (1 LSB)
Programmable temperature alert limits
Selectable averaging
Digital offset for system correction
General-purpose EEPROM: 48 bits
NIST traceability
SMBus™
, I
2
C interface compatibility
Medical grade: meets ASTM E1112 and ISO 80601-2-56
RTDs replacement: PT100, PT500, PT1000