Datasheet ADT7311 (Analog Devices) - 8
| Manufacturer | Analog Devices |
| Description | Automotive, ±0.5°C Accurate, 16-Bit Digital SPI Temperature Sensor |
| Pages / Page | 24 / 8 — ADT7311. Data Sheet. 300. 160. 140. 250. DD CONTINUOUS CONVERSION. 120. … |
| File Format / Size | PDF / 381 Kb |
| Document Language | English |
ADT7311. Data Sheet. 300. 160. 140. 250. DD CONTINUOUS CONVERSION. 120. 200. °C ( 100. URE. (µA 150. I DD. RAT E P. 100. E T. IDD 1SPS. 2.5. 3.0. 3.5. 4.0. 4.5
Model Line for this Datasheet
Text Version of Document
ADT7311 Data Sheet 300 160 I 140 250 DD CONTINUOUS CONVERSION 120 ) 200 °C ( 100 ) URE (µA 150 80 I DD RAT E P 60 M 100 E T 40 IDD 1SPS 50 20 0 0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
08 0
0 5 10 15 20 25 30 35 40
11 0 0- 0-
SUPPLY VOLTAGE (V)
05
TIME (Seconds)
05 09 09 Figure 8. Average Operating Supply Current vs. Supply Voltage at 25°C Figure 10. Response to Thermal Shock
8 7 6 ) A (µ 5 DD N I 4 W DO 3 HUT S 2 1 02.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
9 -00 50
SUPPLY VOLTAGE (V)
90 0 Figure 9. Shutdown Current vs. Supply Voltage at 25°C Rev. 0 | Page 8 of 24 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION PRODUCT HIGHLIGHTS FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS SPI TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION CIRCUIT INFORMATION CONVERTER DETAILS TEMPERATURE MEASUREMENT ONE-SHOT MODE 1 SPS MODE CT and INT Operation in One-Shot Mode SHUTDOWN FAULT QUEUE TEMPERATURE DATA FORMAT TEMPERATURE CONVERSION FORMULAS 16-Bit Temperature Data Format 13-Bit Temperature Data Format 10-Bit Temperature Data Format 9-Bit Temperature Data Format REGISTERS STATUS REGISTER CONFIGURATION REGISTER TEMPERATURE VALUE REGISTER ID REGISTER TCRIT SETPOINT REGISTER THYST SETPOINT REGISTER THIGH SETPOINT REGISTER TLOW SETPOINT REGISTER SERIAL PERIPHERAL INTERFACE SPI COMMAND BYTE WRITING DATA READING DATA INTERFACING TO DSPs OR MICROCONTROLLERS SERIAL INTERFACE RESET INT AND CT OUTPUTS UNDERTEMPERATURE AND OVERTEMPERATURE DETECTION Comparator Mode Interrupt Mode APPLICATIONS INFORMATION THERMAL RESPONSE TIME SUPPLY DECOUPLING POWERING FROM A SWITCHING REGULATOR TEMPERATURE MONITORING QUICK GUIDE TO MEASURING TEMPERATURE OUTLINE DIMENSIONS ORDERING GUIDE AUTOMOTIVE PRODUCTS
08 0
0 5 10 15 20 25 30 35 40
11 0 0- 0-
SUPPLY VOLTAGE (V)
05
TIME (Seconds)
05 09 09 Figure 8. Average Operating Supply Current vs. Supply Voltage at 25°C Figure 10. Response to Thermal Shock
8 7 6 ) A (µ 5 DD N I 4 W DO 3 HUT S 2 1 02.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
9 -00 50
SUPPLY VOLTAGE (V)
90 0 Figure 9. Shutdown Current vs. Supply Voltage at 25°C Rev. 0 | Page 8 of 24 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION PRODUCT HIGHLIGHTS FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS SPI TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION CIRCUIT INFORMATION CONVERTER DETAILS TEMPERATURE MEASUREMENT ONE-SHOT MODE 1 SPS MODE CT and INT Operation in One-Shot Mode SHUTDOWN FAULT QUEUE TEMPERATURE DATA FORMAT TEMPERATURE CONVERSION FORMULAS 16-Bit Temperature Data Format 13-Bit Temperature Data Format 10-Bit Temperature Data Format 9-Bit Temperature Data Format REGISTERS STATUS REGISTER CONFIGURATION REGISTER TEMPERATURE VALUE REGISTER ID REGISTER TCRIT SETPOINT REGISTER THYST SETPOINT REGISTER THIGH SETPOINT REGISTER TLOW SETPOINT REGISTER SERIAL PERIPHERAL INTERFACE SPI COMMAND BYTE WRITING DATA READING DATA INTERFACING TO DSPs OR MICROCONTROLLERS SERIAL INTERFACE RESET INT AND CT OUTPUTS UNDERTEMPERATURE AND OVERTEMPERATURE DETECTION Comparator Mode Interrupt Mode APPLICATIONS INFORMATION THERMAL RESPONSE TIME SUPPLY DECOUPLING POWERING FROM A SWITCHING REGULATOR TEMPERATURE MONITORING QUICK GUIDE TO MEASURING TEMPERATURE OUTLINE DIMENSIONS ORDERING GUIDE AUTOMOTIVE PRODUCTS
