Surface mount battery backup circuit featuring microprocessor supervision with adjustable watchdog and reset periods. Monitors a single voltage with a 4.65V threshold, offering active high/low reset outputs and a 50ms nominal adjustable reset period. Includes backup battery switchover, chip enable signals, and status outputs for watchdog, battery, and low VCC. Operates from 4.75V to 5.5V with a maximum supply current of 1.95mA and 600mW power dissipation.
PackageSOIC
Current1.95mA
MountingSurface Mount
Power600mW
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Technical Specifications
Analog Devices ADM691ARZ-REEL technical specifications.
General
Package/Case
SOIC
Lead Free
Contains Lead
Max Operating Temperature
85°C
Min Operating Temperature
-40°C
Max Power Dissipation
600mW
Max Reset Threshold Voltage
4.73V
Min Reset Threshold Voltage
4.5V
Max Supply Current
1.95mA
Max Supply Voltage
5.5V
Min Supply Voltage
4.75V
Mount
Surface Mount
Number of Elements
1
Number of Monitored Inputs
1
Number of Voltages Monitored
1
Operating Supply Current
100uA
Overvoltage Threshold
4.73V
Package Quantity
1000
Packaging
Tape and Reel
Power Dissipation
600mW
Radiation Hardening
No
Reach SVHC Compliant
No
Reset
Active High/Active Low
Reset Delay Time
70ms
Reset Timeout
35ms
RoHS Compliant
Yes
Supply Current
1.95mA
Threshold Voltage
4.65V
Type
Battery Backup Circuit
Undervoltage Threshold
4.5V
Watchdog Timer
Yes
Compliance
RoHS
Compliant
Datasheet
Analog Devices ADM691ARZ-REEL Datasheet
Download the complete datasheet for Analog Devices ADM691ARZ-REEL to view detailed technical specifications.
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