- Guaranteed RESET Valid at Vcc=1V
- Precision Supply-Voltage Monitor 4.40V
- 200ms Reset Pulse Width
- Debounced TTL/CMOS-Compatible Manual-Reset Input
- Independent Watchdog Timer – 1.6 sec Timeout
- Voltage Monitor for Power-Fail or Low-Battery Warning
| Pin Number | Description |
|---|---|
| 1 | MR – Manual Reset |
| 2 | Vcc – +5V Supply Input |
| 3 | GND – 0V Ground Reference |
| 4 | PFI – Power Fail Voltage Monitor Input |
| 5 | PFO – Power Fail Output |
| 6 | WDI – Watchdog Input |
| 7 | RESET – Active Low Reset Output |
| 8 | WDO – Watchdog Output |
Technical Specifications
| Physical | |
| Case/Package | DIP |
| Mount | Through Hole |
| Number of Pins | 8 |
| Technical | |
| Max Operating Temperature | 70 °C |
| Max Power Dissipation | 727 mW |
| Max Reset Threshold Voltage | 4.5 V |
| Max Supply Current | 350 µA |
| Max Supply Voltage | 5.5 V |
| Min Operating Temperature | 0 °C |
| Min Reset Threshold Voltage | 4.25 V |
| Min Supply Voltage | 1 V |
| Nominal Supply Current | 150 µA |
| Number of Voltages Monitored | 1 |
| Operating Supply Current | 350 µA |
| Overvoltage Threshold | 4.5 V |
| Packaging | Bulk |
| Reset | Active Low |
| Reset Timeout | 140 ms |
| Threshold Voltage | 4.4 V |
| Type | Simple Reset/Power-On Reset |
| Undervoltage Threshold | 4.25 V |
| Watchdog Timer | Yes |
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