Datasheet TMP114 (Texas Instruments) - 5
Manufacturer | Texas Instruments |
Description | Ultra-Thin, 1.2-V to 1.8-V Supply, High Accuracy Digital Temperature Sensor with I2C Interface |
Pages / Page | 43 / 5 — TMP114. www.ti.com. 6.5 Electrical Characteristics. PARAMETER. TEST … |
File Format / Size | PDF / 1.4 Mb |
Document Language | English |
TMP114. www.ti.com. 6.5 Electrical Characteristics. PARAMETER. TEST CONDITIONS. MIN. TYP. MAX. UNIT. TEMPERATURE SENSOR. TION. NCE INFO
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TMP114 www.ti.com
SNIS214 – JUNE 2021
6.5 Electrical Characteristics
Over free-air temperature range and VDD = 1.08 V to 1.98 V (unless otherwise noted); Typical specifications are at TA = 25 °C and VDD = 1.2 V (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT TEMPERATURE SENSOR
TA = -10 °C to 80 °C -0.3 0.3 1 HZ Conversion cycle VDD = 1.8 V TERR Temperature Accuracy TMP114 AVG = 0 TA = -10 °C to 80 °C -0.5 0.5 VDD = 1.2 V °C 1 HZ Conversion cycle TERR Temperature Accuracy TMP114 T AVG = 0 A = -40 °C to 125 °C -0.5 0.5 1 HZ Conversion cycle TERR Temperature Accuracy TMP114N T AVG = 0 A = -40 °C to 125 °C -1 1 Including sign bit 16 Bits TRES Temperature resolution LSB 7.8125 m°C PSR DC power supply rejection One-shot mode TBD °C/V TREPEAT Repeatability(1) VDD= 1.2 V(2) TBD TA = 25 °C
TION
°C TLTD Long-term drift(3) 1000 hours at 125°C, TBD 1.98V
MA
Unmounted (Single layer TBD Flex PCB) τ = 63% for step response
R
tLIQUID Response Time ms from 25°C to 75°C Mounted (2-layer 62-mil TBD PCB) TSTART = -40 °C Temperature cycling and TFINISH = 125 °C 54.6 °mC hysteresis TTEST = 25 °C 3 cycles AVG = 0 TBD 5.5 TBD tCONV Active conversion time ms AVG = 1 TBD 44 TBD
NCE INFO
Conv_Period[2:0]
A
tVAR Timing variation Slew Rate Result TBD TBD %
V
Slew Rate Limit
DIGITAL INPUT/OUTPUT AD
CIN Input capacitance 5 10 pF VIH High-level input logic 0.84 1.98 V VIL Low-level input logic 0 0.3 V IIN Leakage input current -1 1 µA VOL Low-level output logic SDA IOL = -2 mA 0 0.15 0.24 V
POWER SUPPLY
IDD_ACTIV Supply current during active Serial bus inactive 66 µA E conversion Conversion cycle = 1 Hz TA = 25 °C Serial bus inactive 0.7 AVG = 0 Conversion cycle = 1 Hz TA = -40 °C to 125 °C fSCL = 1 MHz AVG = 0 IDD Average current consumption µA Conversion cycle = 1 Hz TA = 25 °C Serial bus inactive 3.7 AVG = 1 Conversion cycle = 1 Hz TA = -40 °C to 125 °C fSCL = 1 MHz AVG = 1 Continuous mode Serial bus inactive ISB Standby current 0.26 µA Between active conversions Copyright © 2021 Texas Instruments Incorporated Submit Document Feedback 5 Product Folder Links: TMP114 Document Outline 1 Features 2 Applications 3 Description Table of Contents 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 I2C Interface Timing 6.7 Two-Wire Timing Diagram 7 Detailed Description 7.1 Overview 7.2 Functional Block Diagram 7.3 Feature Description 7.3.1 Cyclic Redundancy Check (CRC) 7.3.2 Temperature Limits 7.3.3 Slew Rate Warning 7.3.4 NIST Traceability 7.4 Device Functional Modes 7.4.1 Continuous Conversion Mode 7.4.2 Shutdown Mode 7.4.2.1 One-Shot Temperature Conversions 7.5 Programming 7.5.1 Temperature Data Format 7.5.2 I2C and SMBus Interface 7.5.3 Device Address 7.5.4 Bus Transactions 7.5.4.1 Auto-Increment 7.5.4.2 Writes 7.5.4.2.1 CRC Enabled Writes 7.5.4.3 Reads 7.5.4.3.1 CRC Enabled Reads 7.5.4.4 General Call Reset Function 7.5.4.5 Time-Out Function 7.5.4.6 I2C in I3C Mixed Fast Mode 7.5.4.7 Cyclic Redundancy Check Implementation 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 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 Support Resources 11.3 Trademarks 11.4 Electrostatic Discharge Caution 11.5 Glossary 12 Mechanical, Packaging, and Orderable Information 12.1 Tape and Reel Information