Datasheet LTC2984 (Analog Devices) - 2

FabricanteAnalog Devices
DescripciónMulti-Sensor High Accuracy Digital Temperature Measurement System with EEPROM
Páginas / Página78 / 2 — TABLE OF CONTENTS Features .. 1. Applications ... 1. Typical Application …
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TABLE OF CONTENTS Features .. 1. Applications ... 1. Typical Application ... 1. Description... 1

TABLE OF CONTENTS Features . 1 Applications .. 1 Typical Application .. 1 Description.. 1

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TABLE OF CONTENTS Features .. 1 Applications ... 1 Typical Application ... 1 Description... 1 Absolute Maximum Ratings ... 3 Order Information ... 3 Pin Configuration ... 3 Complete System Electrical Characteristics .. 4 ADC Electrical Characteristics .. 4 Reference Electrical Characteristics ... 5 Digital Inputs and Digital Outputs .. 5 EEPROM Characteristics ... 6 Typical Performance Characteristics .. 7 Pin Functions ...10 Block Diagram ..11 Test Circuits ..12 Timing Diagram ..12 Overview ..13 Applications Information ...17
EEPROM Overview.. 23 EEPROM Read/Write Validation .. 23 EEPROM Write Operation ... 23 EEPROM Read Operation .. 24 Thermocouple Measurements .. 25 Diode Measurements .. 28 RTD Measurements .. 32 Thermistor Measurements .. 50
Supplemental Information ..61
Direct ADC Measurements .. 61 Fault Protection and Anti-Aliasing ... 63 2- and 3-Cycle Conversion Modes .. 63 Running Conversions Consecutively on Multiple Channels ... 64 Entering/Exiting Sleep Mode ... 64 MUX Configuration Delay .. 64 Global Configuration Register ... 65 Reference Considerations ... 65
Custom Thermocouples ...65 Custom RTDs ...68 Custom Thermistors ...71 Package Description ..76 Revision History ...77 Typical Application ..78 Related Parts ...78
2984fb 2 For more information www.linear.com/LTC2984 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Complete System Electrical Characteristics ADC Electrical Characteristics Reference Electrical Characteristics Digital Inputs and Digital Outputs EEPROM Characteristics Typical Performance Characteristics Pin Functions Block Diagram Test Circuits Timing Diagram Overview Applications Information EEPROM Overview Eeprom Read/Write Validation EEPROM Write Operation EEPROM Read Operation Thermocouple Measurements Diode Measurements RTD Measurements Thermistor Measurements Supplemental Information Direct ADC Measurements Fault Protection and Anti-Aliasing 2- and 3-Cycle Conversion Modes Running Conversions Consecutively on Multiple Channels Entering/Exiting Sleep Mode MUX Configuration Delay Global Configuration Register Reference Considerations Custom Thermocouples Custom RTDs Custom Thermistors Package Description Revision History Typical Application Related Parts