Datasheet

ADT7410 Data Sheet
Rev. A | Page 2 of 24
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
I
2
C Timing Specifications ............................................................ 4
Absolute Maximum Ratings ............................................................ 5
ESD Caution .................................................................................. 5
Pin Configuration and Function Descriptions ............................. 6
Typical Performance Characteristics ............................................. 7
Theory of Operation ........................................................................ 9
Circuit Information ...................................................................... 9
Converter Details.......................................................................... 9
Temperature Measurement ......................................................... 9
One-Shot Mode .......................................................................... 10
1 SPS Mode .................................................................................. 10
Shutdown ..................................................................................... 11
Fault Queue ................................................................................. 11
Temperature Data Format ......................................................... 12
Temp e rature Conversion Formulas ......................................... 12
Registers ........................................................................................... 13
Address Pointer Register ........................................................... 13
Temperature Value Registers .................................................... 13
Status Register ............................................................................. 14
Configuration Register .............................................................. 14
T
HIGH
Setpoint Registers ............................................................. 15
T
LOW
Setpoint Registers .............................................................. 15
T
CRIT
Setpoint Registers .............................................................. 15
T
HYST
Setpoint Register ............................................................... 16
ID Register................................................................................... 16
Serial Interface ................................................................................ 17
Serial Bus Address ...................................................................... 17
Writing Data ............................................................................... 18
Reading Data ............................................................................... 19
Reset ............................................................................................. 19
General Call ................................................................................ 19
INT and CT Outputs ...................................................................... 21
Undertemperature and Overtemperature Detection ............ 21
Applications Information .............................................................. 23
Thermal Response Time ........................................................... 23
Supply Decoupling ..................................................................... 23
Temperature Monitoring ........................................................... 23
Outline Dimensions ....................................................................... 24
Ordering Guide .......................................................................... 24
REVISION HISTORY
12/11Rev. 0 to Rev. A
Changes to Features Section............................................................ 1
Changes to Table 1 ............................................................................ 3
Changes to Figure 5 .......................................................................... 7
Changes to One-Shot Mode Section and 1 SPS Mode
Section .............................................................................................. 10
Changes to Shutdown Section ...................................................... 11
Changes to Table 8 and Table 9 ..................................................... 13
Changes to Table 10 and Table 11 ................................................ 14
Changes to Ordering Guide .......................................................... 24
4/09Revision 0: Initial Version