Datasheet ADT7310 (Analog Devices) - 7

Data Sheet ADT7310 TYPICAL PERFORMANCE CHARACTERISTICS 1.0 0.30 0.8 5.5V CONTINUOUS CONVERSION 0.25 0.6 °C) MAX ACCURACY LIMITS 3.0V CONTINUOUS 0.4 CONVERSION R ( 0.20 RRO 0.2 E A) 0 m 0.15 ( URE T I DD A –0.2 0.10 –0.4 EMPER MAX ACCURACY LIMITS 5.5V 1SPS T –0.6 0.05 –0.8 3.0V 1SPS –1.0 0
006
–60 –40 –20 0 20 40 60 80 100 120 140 160 –100 –50 0 50 100 150 200
007
TEMPERATURE (°C)
07789-
TEMPERATURE (°C)
07789- Figure 6. Temperature Accuracy at 3 V Figure 8. Operating Supply Current vs. Temperature
1.0 30 0.8 MAX ACCURACY LIMITS 25 0.6 °C) 0.4 R ( A) µ 20 ( 0.2 RRO DD E N I 0 W 15 URE T A –0.2 DO HUT 10 –0.4 S 5.5V EMPER T 5.0V –0.6 5 4.5V MAX ACCURACY LIMITS 3.3V –0.8 3.6V 3.0V 2.7V –1.0 0 –60 –40 –20 0 20 40 60 80 100 120 140 160
025 024
–100 –50 0 50 100 150 200 TEMPERATURE (°C) TEMPERATURE (°C)
07789- 07789- Figure 7. Temperature Accuracy at 5 V Figure 9. Shutdown Current vs. Temperature Rev. A | Page 7 of 24 Document Outline Features Applications General Description Functional Block Diagram 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 Continuous Read 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 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 Temperature Monitoring Outline Dimensions Ordering Guide