SBOS835C
May 2017 – October 2019
TMP464
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Typical Application Schematic
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
Two-Wire Timing Requirements
6.7
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Temperature Measurement Data
7.3.2
Series Resistance Cancellation
7.3.3
Differential Input Capacitance
7.3.4
Sensor Fault
7.3.5
THERM Functions
7.4
Device Functional Modes
7.4.1
Shutdown Mode (SD)
7.5
Programming
7.5.1
Serial Interface
7.5.1.1
Bus Overview
7.5.1.2
Bus Definitions
7.5.1.3
Serial Bus Address
7.5.1.4
Read and Write Operations
7.5.1.4.1
Single Register Reads
7.5.1.4.2
Block Register Reads
7.5.1.5
Timeout Function
7.5.1.6
High-Speed Mode
7.5.2
TMP464 Register Reset
7.5.3
Lock Register
7.6
Register Maps
7.6.1
Register Information
7.6.1.1
Pointer Register
7.6.1.2
Local and Remote Temperature Value Registers
7.6.1.3
Software Reset Register
7.6.1.4
THERM Status Register
7.6.1.5
THERM2 Status Register
7.6.1.6
Remote Channel Open Status Register
7.6.1.7
Configuration Register
7.6.1.8
η-Factor Correction Register
7.6.1.9
Remote Temperature Offset Register
7.6.1.10
THERM Hysteresis Register
7.6.1.11
Local and Remote THERM and THERM2 Limit Registers
7.6.1.12
Block Read - Auto Increment Pointer
7.6.1.13
Lock Register
7.6.1.14
Manufacturer and Device Identification Plus Revision Registers
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Curve
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Receiving Notification of Documentation Updates
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)
RGT|16
MPQF119H
Thermal pad, mechanical data (Package|Pins)
RGT|16
QFND098S
Orderable Information
sbos835c_oa
sbos835c_pm
1
Features
4-Channel
Remote Diode Temperature Sensor
Local and Remote Accuracy: ±0.75°C (Maximum)
Temperature Resolution: 0.0625°C
Supply and Logic Voltage Range: 1.7 V to 3.6 V
43-µA
Operating Current (1 SPS, All Channels Active)
0.3-µA Shutdown Current
Remote Diode: Series Resistance Cancellation,
η-Factor Correction, Offset Correction, and Diode Fault Detection
Register Lock Function Secures Key Registers
I
2
C or SMBus™ Compatible Two-Wire Interface With Pin-Programmable Address
16-pin VQFN Package