SBOS891B
October 2018 – April 2021
TMP144
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
UART Interface Timing
6.7
Timing Diagrams
6.8
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Power Up
7.3.2
Digital Temperature Output
7.3.3
Timeout Function
7.4
Device Functional Modes
7.4.1
Continuous Conversion Mode
7.4.2
Shutdown Mode
7.4.3
One-Shot Mode
7.4.4
Extended Temperature Mode
7.4.5
Temperature Alert Function
7.4.6
Interrupt Functionality
7.5
SMAART Wire / UART Interface
7.5.1
Communication Protocol
7.5.2
Global Software Reset
7.5.3
Global Initialization and Address Assignment Sequence
7.5.4
Global Clear Interrupt
7.5.5
Global Read and Write
7.5.6
Individual Read and Write
7.6
Register Maps
7.6.1
Temperature Result Register (P[1:0] = 00) [reset = 0000h]
7.6.2
Configuration Register (P[1:0] = 01) [reset = 0200h]
7.6.3
Temperature Low Limit Register (P[1:0] = 10) [reset = F600h]
7.6.4
Temperature High Limit Register (P[1:0] = 11) [reset = 3C00h]
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
Trace Length
8.2.2.2
Voltage Drop Effect
8.2.2.3
Power Supply Noise Filtering
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Device Support
11.1.1
Device Nomenclature
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
Package Options
Mechanical Data (Package|Pins)
YMT|4
MCCC008A
YFF|4
MXBG345
Thermal pad, mechanical data (Package|Pins)
Orderable Information
sbos891b_oa
sbos891b_pm
1
Features
Multiple Device Access (MDA):
Global read/write operations
SMAART Wire™ / UART interface
Resolution: 12-bit or 0.0625 °C
±1 °C maximum (–10 °C to +100 °C)
±2 °C maximum (–40 °C to +125 °C)
Low quiescent current:
3-μA active I
Q
at 0.25 Hz
0.6-μA shutdown
Supply range: 1.4 V to 3.6 V
Push-pull digital output
Package:
0.76 mm × 0.96 mm, 150-µm maximum height, 4-ball YMT (DSBGA)
0.76 mm × 0.96 mm, 625-µm maximum height, 4-ball YFF (DSBGA)