SBOS363F
June 2006 – May 2018
TMP275
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Simplified Schematic
Internal Block Diagram
4
Revision History
5
Pin Configuration and Functions
Pin 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
Timing Requirements
6.7
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Digital Temperature Output
7.3.2
Serial Interface
7.3.3
Bus Overview
7.3.4
Serial Bus Address
7.3.4.1
Writing and Reading to the TMP275
7.3.4.2
Slave Mode Operations
7.3.4.2.1
Slave Receiver Mode
7.3.4.2.2
Slave Transmitter Mode
7.3.4.3
SMBus Alert Function
7.3.4.4
General Call
7.3.4.5
High-Speed Mode
7.3.4.6
Time-Out Function
7.3.5
Timing Diagrams
7.3.6
Two-Wire Timing Diagrams
7.4
Device Functional Modes
7.4.1
Shutdown Mode (SD)
7.4.2
Thermostat Mode (TM)
7.4.2.1
Comparator Mode (TM = 0)
7.4.2.2
Interrupt Mode (TM = 1)
7.4.3
One-Shot (OS)
7.5
Programming
7.5.1
Pointer Register
7.5.1.1
Pointer Register Byte (offset = N/A) [reset = 00h]
7.5.1.2
Pointer Addresses of the TMP275
Table 3.
Pointer Addresses of the TMP275 Field Description
7.5.2
Temperature Register
7.5.3
Configuration Register
7.5.4
Shutdown Mode (SD)
7.5.5
Thermostat Mode (TM)
7.5.6
Polarity (POL)
7.5.7
Fault Queue (F1/F0)
7.5.8
Converter Resolution (R1/R0)
7.5.9
One-Shot (OS)
7.5.10
High and Low Limit Registers
8
Application and Implementation
8.1
Application Information
8.2
Typical Applications
8.2.1
Typical Connections of the TMP275
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.3
Application Curve
8.2.2
Connecting Multiple Devices on a Single Bus
8.2.3
Temperature Data Logger for Cold Chain Management Applications
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Documentation Support
11.1.1
Related Documentation
11.2
Community Resources
11.3
Trademarks
11.4
Electrostatic Discharge Caution
11.5
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
D|8
MSOI002K
DGK|8
MPDS028E
Thermal pad, mechanical data (Package|Pins)
Orderable Information
sbos363f_oa
sbos363f_pm
1
Features
High Accuracy:
±0.5°C (Maximum) From −20°C to 100°C
±1°C (Maximum) From −40°C to 125°C
Low Quiescent Current:
50 μA (Typical)
0.1-μA Standby
Resolution: 9 to 12 Bits, User-Selectable
Digital Output: SMBus™, Two-Wire, and I
2
C Interface Compatibility
8 I
2
C/SMBus Addresses
Wide Supply Range: 2.7 V to 5.5 V
Small VSSOP-8 and SOIC-8 Packages
No Specified Power-up Sequence Required; Two-Wire Bus Pullups May Be Enabled Before V+