Microprocessor supervisor with backup battery switchover, featuring a watchdog timer and power fail warning. Monitors a single voltage with a threshold of 4.4V (±2% accuracy), offering undervoltage at 4.25V and overvoltage at 4.5V. Provides an active low reset with a 280ms delay and 140ms timeout, alongside a 250mA output current. Operates from 1V to 5.5V with a maximum supply current of 100µA. Surface mountable in a SOIC package, this component is RoHS compliant and rated for -40°C to 85°C.
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Analog Devices ADM802MARNZ technical specifications.
| Package/Case | SOIC |
| Height | 1.5mm |
| Lead Free | Contains Lead |
| Length | 5mm |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Power Dissipation | 500mW |
| Max Reset Threshold Voltage | 4.5V |
| Min Reset Threshold Voltage | 4.25V |
| Max Supply Current | 100uA |
| Max Supply Voltage | 5.5V |
| Min Supply Voltage | 1V |
| Mount | Surface Mount |
| Number of Elements | 1 |
| Number of Monitored Inputs | 1 |
| Number of Voltages Monitored | 1 |
| Operating Supply Current | 100uA |
| Output | TOTEM-POLE |
| Overvoltage Threshold | 4.5V |
| Package Quantity | 98 |
| Packaging | Rail/Tube |
| Power Dissipation | 500mW |
| Reset | Active Low |
| Reset Delay Time | 280ms |
| Reset Timeout | 140ms |
| RoHS Compliant | Yes |
| Supply Current | 100uA |
| Threshold Voltage | 4.4V |
| Type | Battery Backup Circuit |
| Undervoltage Threshold | 4.25V |
| Watchdog Timer | Yes |
| Width | 4mm |
| RoHS | Compliant |
No datasheet is available for this part.
