TMP107 ±0.4°C Temperature Sensor with Daisy-Chain UART, EEPROM, and Alert Function | TI.com

TMP107 (ACTIVE)

±0.4°C Temperature Sensor with Daisy-Chain UART, EEPROM, and Alert Function

±0.4°C Temperature Sensor with Daisy-Chain UART, EEPROM, and Alert Function - TMP107
 

Description

The TMP107 digital output temperature sensor supports a total of 32 daisy-chained devices. Each sensor has a unique 5-bit address stored in electrically-erasable programmable memory (EEPROM). The TMP107 is capable of reading temperatures with a resolution of 0.015625°C, and is accurate to within ±0.4°C in the range from –20°C to +70°C. The TMP107 is ideal for replacing NTC and PTC thermistors where high accuracy is required.

The unique 5-bit address stored in the EEPROM is determined during the automated address assignment operation, and is based on the position of each sensor relative to the SMAART wire host. Multiple operating modes provide maximum flexibility in selecting between low power consumption for battery operation, and high update rates for real-time control applications.

The TMP107 is ideal for extended temperature measurement in a variety of industrial, instrumentation, communication, and environmental applications. The TMP107 is available in an 8-pin SOIC package and is specified for operation over a temperature range of −55°C to +125°C.

Features

  • High Accuracy:
    • ±0.4°C (max) from –20°C to +70°C
    • ±0.55°C (max) from –40°C to +100°C
    • ±0.7°C (max) from –55°C to +125°C
  • High Resolution: 14 Bits (0.015625°C)
  • UART-Compatible, SMAART Wire™ Interface:
    • Allows Up To 32 Daisy-Chained Devices
  • EEPROM Memory for Unique Addressing, Trip Level Programming, and General-Purpose Storage
  • Continuous Conversion and Shutdown Mode for Power Savings
  • One-Shot Conversion Mode for Custom Update Rates and Power Savings
  • Programmable Alert feature
  • Operating Temperature Range: –55°C to +125°C
  • Operating Supply Range: 1.7 V to 5.5 V
  • Package: SOIC-8

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Parametrics Compare all products in Digital temperature sensors

 
Device Type
Interface
Local Sensor Accuracy (Max) (+/- C)
Temp Resolution (Max) (bits)
Operating Temperature Range (C)
Supply Voltage (Min) (V)
Supply Voltage (Max) (V)
Supply Current (Max) (uA)
Features
Remote Channels (#)
Addresses
Rating
Package Group
Package Size: mm2:W x L (PKG)
TMP107 LMT01 LMT01-Q1 TMP104 TMP144
Local     Local     Local     Local      
UART     Pulse Count     Pulse Count     UART     UART    
0.4     0.5     0.5     2     1    
14     13     13     8     12    
-55 to 125     -50 to 150     -40 to 125
-40 to 150    
-40 to 125     -40 to 125    
1.7     2     2     1.4     1.4    
5.5     5.5     5.5     3.6     3.6    
35     39     39     85     3    
Shutdown
NIST Traceable    
2 pin package
NIST Traceable    
2 pin package
NIST Traceable    
Programmable Alert
Window Comparator
Shutdown    
Daisy Chain    
0     0     0     0      
32     NA     NA     16     16    
Catalog     Catalog     Automotive     Catalog     Catalog    
SOIC | 8     TO-92 | 2
WSON | 2    
TO-92 | 2
WSON | 2    
DSBGA | 4     DSBGA | 4    
8SOIC: 29 mm2: 6 x 4.9 (SOIC | 8)     2TO-92: 6 mm2: 1.52 x 4 (TO-92 | 2)
See datasheet (WSON)    
2TO-92: 6 mm2: 1.52 x 4 (TO-92 | 2)
See datasheet (WSON)    
See datasheet (DSBGA)     See datasheet (DSBGA)