Datasheet LTC2983 (Analog Devices) - 6

LTC2983
TYPICAL PERFORMANCE CHARACTERISTICS Type J Thermocouple Error and Type K Thermocouple Error and Type N Thermocouple Error and RMS Noise vs Temperature RMS Noise vs Temperature RMS Noise vs Temperature
1.0 1.0 1.0 0.8 0.8 0.8 0.6 0.6 0.6 0.4 0.4 0.4 0.2 0.2 0.2 0 0 0 –0.2 –0.2 –0.2 –0.4 –0.4 –0.4 ERROR/RMS NOISE (°C) ERROR/RMS NOISE (°C) ERROR/RMS NOISE (°C) –0.6 –0.6 –0.6 –0.8 RMS NOISE –0.8 RMS NOISE –0.8 RMS NOISE ERROR ERROR ERROR –1.0 –1.0 –1.0 –400 0 400 800 1200 1600 –400 0 400 800 1200 1600 –400 0 400 800 1200 1600 THERMOCOUPLE TEMPERATURE (°C) THERMOCOUPLE TEMPERATURE (°C) THERMOCOUPLE TEMPERATURE (°C) 2983 G01 2983 G02 2983 G03
Type R Thermocouple Error and Type S Thermocouple Error and Type T Thermocouple Error and RMS Noise vs Temperature RMS Noise vs Temperature RMS Noise vs Temperature
1.0 1.0 1.0 0.8 0.8 0.8 0.6 0.6 0.6 0.4 0.4 0.4 0.2 0.2 0.2 T 0 0 0 –0.2 –0.2 –0.2 –0.4 –0.4 –0.4 ERROR/RMS NOISE (°C) ERROR/RMS NOISE (°C) ERROR/RMS NOISE (°C) –0.6 –0.6 –0.6 –0.8 RMS NOISE –0.8 RMS NOISE –0.8 RMS NOISE ERROR ERROR ERROR –1.0 –1.0 –1.0 –400 0 400 800 1200 1600 2000 –400 0 400 800 1200 1600 2000 –400 –200 0 200 400 600 THERMOCOUPLE TEMPERATURE (°C) THERMOCOUPLE TEMPERATURE (°C) THERMOCOUPLE TEMPERATURE (°C) 2983 G04 2983 G05 2983 G06
Type E Thermocouple Error and Type B Thermocouple Error and RTD PT-1000 Error and RMS RMS Noise vs Temperature RMS Noise vs Temperature Noise vs Temperature
1.0 1.0 1.0 0.8 0.8 0.8 0.6 0.6 0.6 0.4 0.4 0.4 0.2 0.2 0.2 0 0 0 –0.2 –0.2 –0.2 –0.4 –0.4 –0.4 ERROR/RMS NOISE (°C) ERROR/RMS NOISE (°C) ERROR/RMS NOISE (°C) –0.6 –0.6 –0.6 –0.8 RMS NOISE –0.8 RMS NOISE –0.8 RMS NOISE ERROR ERROR ERROR –1.0 –1.0 –1.0 –400 0 400 800 1200 400 800 1200 1600 2000 –400 0 400 800 THERMOCOUPLE TEMPERATURE (°C) THERMOCOUPLE TEMPERATURE (°C) RTD TEMPERATURE (°C) 2983 G07 2983 G08 2983 G09 2983fc 6 For more information www.linear.com/LTC2983 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Complete System Electrical Characteristics Pin Configuration ADC Electrical Characteristics Reference Electrical Characteristics Digital Inputs and Digital Outputs Typical Performance Characteristics Pin Functions Block Diagram Test Circuits Timing Diagram Overview Applications Information Thermocouple Measurements Diode Measurements RTD Measurements Thermistor Measurements Direct ADC Measurements Supplemental Information Fault Protection and Anti-Aliasing 2- and 3-Cycle Conversion Modes Running Conversions Consecutively on Multiple Channels MUX Configuration Delay Global Configuration Register Custom Thermocouples Custom RTDs Custom Thermistors Package Description Revision History Typical Application Related Parts