ADM1069ASTZ Analog Devices Inc, ADM1069ASTZ Datasheet - Page 2

• Manufacturer Part Number: ADM1069ASTZ
• Description: IC SUPERVISOR/SEQUENCER 32-LQFP
• Manufacturer: Analog Devices Inc
• Type: Sequencerr

Specifications of ADM1069ASTZ

• Number Of Voltages Monitored: 8
• Output: Programmable
• Voltage - Threshold: 8 Selectable Threshold Combinations
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-LQFP
• For Use With: EVAL-ADM1069LQEBZ - BOARD EVALUATION FOR ADM1069LQ
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Reset: -
• Reset Timeout: -

ADM1069
TABLE OF CONTENTS
Features .............................................................................................. 1
Functional Block Diagram .............................................................. 1
Applications ....................................................................................... 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Detailed Block Diagram .................................................................. 3
Specifications ..................................................................................... 4
Absolute Maximum Ratings ............................................................ 7
Pin Configurations and Function Descriptions ........................... 8
Typical Performance Characteristics ........................................... 10
Powering the ADM1069 ................................................................ 13
Inputs ................................................................................................ 14
Outputs ............................................................................................ 16
Sequencing Engine ......................................................................... 17
REVISION HISTORY
8/08—Rev. A to Rev. B
Added 40-Lead LFCSP ....................................................... Universal
Changes to Table 1 ............................................................................ 4
Moved Absolute Maximum Ratings Section, Changes to Table 3 ... 7
Added Figure 4, Renumbered Sequentially; Changes to Table 4 ..... 8
Changes to Powering the ADM1069 Section ............................. 13
Changes to Default Output Configuration Section ................... 16
Changes to Sequence Detector Section ....................................... 18
Changes to Figure 32 ...................................................................... 21
Changes to Configuration Download at Power-Up Section ..... 24
Changes to Table 11 ........................................................................ 25
Changes to Figure 45 and Error Correction Section ................. 30
Updated Outline Dimensions ....................................................... 31
Changes to Ordering Guide .......................................................... 31
Thermal Resistance ...................................................................... 7
ESD Caution .................................................................................. 7
Supply Supervision ..................................................................... 14
Programming the Supply Fault Detectors ............................... 14
Input Comparator Hysteresis .................................................... 14
Input Glitch Filtering ................................................................. 15
Supply Supervision with VXx Inputs ....................................... 15
VXx Pins as Digital Inputs ........................................................ 15
Supply Sequencing Through Configurable Output Drivers . 16
Default Output Configuration .................................................. 16
Overview ...................................................................................... 17
Warnings ...................................................................................... 17
Rev. B | Page 2 of 32
Voltage Readback............................................................................ 20
Supply Margining ........................................................................... 21
Applications Diagram .................................................................... 23
Communicating with the ADM1069 ........................................... 24
Outline Dimensions ....................................................................... 31
10/06—Rev. 0 to Rev. A
Changes to Features .......................................................................... 1
Changes to Figure 2 ........................................................................... 3
Changes to Table 1 ............................................................................. 4
Changes to Table 2 ............................................................................. 7
Changes to Table 3 ............................................................................. 8
Inserted Table 4; Renumbered Sequentially .................................. 8
Changes to Programming the Supply Fault Detectors Section ..... 13
Changes to Outputs Section .......................................................... 16
Changes to Fault Reporting Section ............................................ 21
Changes to Table 9 .......................................................................... 22
Inserted Table 11 ............................................................................. 28
Changes to Ordering Guide .......................................................... 33
3/05—Revision 0: Initial Version
SMBus Jump (Unconditional Jump) ........................................ 17
Sequencing Engine Application Example ............................... 18
Fault and Status Reporting ........................................................ 19
Supply Supervision with the ADC ........................................... 20
Overview ..................................................................................... 21
Open-Loop Supply Margining ................................................. 21
Closed-Loop Supply Margining ............................................... 21
Writing to the DACs .................................................................. 22
Choosing the Size of the Attenuation Resistor ....................... 22
DAC Limiting and Other Safety Features ............................... 22
Configuration Download at Power-Up ................................... 24
Updating the Configuration ..................................................... 24
Updating the Sequencing Engine ............................................. 25
Internal Registers ........................................................................ 25
EEPROM ..................................................................................... 25
Serial Bus Interface ..................................................................... 25
SMBus Protocols for RAM and EEPROM .............................. 28
Write Operations ........................................................................ 28
Read Operations ......................................................................... 30
Ordering Guide .......................................................................... 31