ADM1025ARQZ ON Semiconductor, ADM1025ARQZ Datasheet - Page 2

• Manufacturer Part Number: ADM1025ARQZ
• Description: IC MONITOR SYS/VOLT 5CH 16QSOP
• Manufacturer: ON Semiconductor

Specifications of ADM1025ARQZ

• Applications: PC's, PDA's
• Interface: I²C
• Voltage - Supply: 3 V ~ 5.5 V
• Package / Case: 16-QSOP
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ADM1025/ADM1025A
TABLE OF CONTENTS
Features...............................................................................................1
Applications .......................................................................................1
Product Description .........................................................................1
Functional Block Diagram...............................................................1
Revision History................................................................................2
Specifications .....................................................................................3
Absolute Maximum Ratings ............................................................5
Pin Configuration and Function Descriptions .............................6
Typical Performance Characteristics..............................................7
General Description..........................................................................9
Temperature Measurement System ..............................................13
REVISION HISTORY
02/08—Rev P5: Conversion to ON Semiconductor
x/07—Rev. C to Rev. D
4/03—Rev. B to Rev. C
10/02—Rev. A to Rev. B
11/99—Revision 0: Initial Version
Thermal Characteristics...............................................................5
ESD Caution ..................................................................................5
Measurement Inputs .....................................................................9
Sequential Measurement..............................................................9
Processor Voltage ID ....................................................................9
ADD/RST/INT/NTO ...................................................................9
Internal Registers of the ADM1025/ADM1025A.....................9
Serial Bus Interface .......................................................................9
Measurement Inputs ...................................................................11
A/D Converter.............................................................................11
Input Circuits...............................................................................12
Rev. P5 | Page 2 of 21| www.onsemi.com
Layout Considerations ...................................................................14
Using the ADM1025/ADM1025A................................................17
Registers ...........................................................................................18
Outline Dimensions........................................................................21
Internal Temperature Measurement ........................................13
External Temperature Measurement........................................13
Limit Values .................................................................................14
Status Registers............................................................................14
Monitoring Cycle Time..............................................................14
Input Safety ..................................................................................14
Layout and Grounding...............................................................15
RST/INT Output.........................................................................15
Genterating an SMBALERT ......................................................15
NAND Tree Tests ........................................................................16
Power-On Reset ..........................................................................17
Initialization ................................................................................17
Using the Configuration Register.............................................17
Using the Offset Register ...........................................................17
Starting Conversion....................................................................17
Reduced Power and Shutdown Mode ......................................17
5 V Operation..............................................................................17
Ordering Guide ...........................................................................21
Preliminary Technical Data