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| PartNumber | R5109G271C-TR-FE | R5109G271A-TR-FE | R5109G301A-TR-FE |
| Description | Supervisory Circuits Watchdog Timer Equipped with 2-Clock Monitoring with VD | Supervisory Circuits Watchdog Timer Equipped with 2-Clock Monitoring with VD | Supervisory Circuits Watchdog Timer Equipped with 2-Clock Monitoring with VD |
| Manufacturer | Ricoh Electronics | Ricoh Electronics | Ricoh Electronics |
| Product Category | Supervisory Circuits | Supervisory Circuits | Supervisory Circuits |
| RoHS | Y | Y | Y |
| Type | Voltage Supervisory | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | SSOP-8 | SSOP-8G-8 | SSOP-8G-8 |
| Threshold Voltage | 2.7 V | - | - |
| Number of Inputs Monitored | 1 Input | - | - |
| Output Type | CMOS | - | - |
| Manual Reset | No Manual Reset | - | - |
| Watchdog Timers | Watchdog | - | - |
| Battery Backup Switching | No Backup | - | - |
| Reset Delay Time | 370 ms | - | - |
| Supply Voltage Max | 6 V | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 105 C | - | - |
| Accuracy | 1 % | - | - |
| Series | R5109G | - | - |
| Packaging | Reel | Reel | Reel |
| Brand | Ricoh Electronic Devices Company | Ricoh Electronic Devices Company | Ricoh Electronic Devices Company |
| Overvoltage Threshold | 2.727 V | - | - |
| Undervoltage Threshold | 2.673 V | - | - |
| Chip Enable Signals | No Chip Enable | - | - |
| Operating Supply Current | 11.5 uA | - | - |
| Pd Power Dissipation | 380 mW | - | - |
| Power Fail Detection | No | - | - |
| Product Type | Supervisory Circuits | Supervisory Circuits | Supervisory Circuits |
| Factory Pack Quantity | 3000 | 3000 | 3000 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Supply Voltage Min | 0.9 V | - | - |