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| PartNumber | MAX6721AUTRDD1+T | MAX6721AUTRDD2+T | MAX6721AUTRDD3+T |
| Description | Supervisory Circuits Dual uPower Superviso | Supervisory Circuits Dual uPower Superviso | Supervisory Circuits Dual uPower Superviso |
| Manufacturer | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Category | PMIC - Supervisors | PMIC - Supervisors | PMIC - Supervisors |
| RoHS | Details | Details | Details |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOT-23-6 | SOT-23-6 | SOT-23-6 |
| Threshold Voltage | 1.8 V to 5 V 0.9 V to 3.3 V | 1.8 V to 5 V 0.9 V to 3.3 V | 1.8 V to 5 V 0.9 V to 3.3 V |
| Number of Inputs Monitored | 2 Input | 2 Input | 2 Input |
| Output Type | Active Low Open Drain | Active Low Open Drain | Active Low Open Drain |
| Manual Reset | Manual Reset | Manual Reset | Manual Reset |
| Battery Backup Switching | No Backup | No Backup | No Backup |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Series | MAX6721A | MAX6721A | MAX6721A |
| Packaging | Reel | Reel | Reel |
| Brand | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Chip Enable Signals | No Chip Enable | No Chip Enable | No Chip Enable |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Operating Supply Current | 15 uA | 15 uA | 15 uA |
| Overvoltage Threshold | 2.7 V 0.81 V | 2.7 V 0.81 V | 2.7 V 0.81 V |
| Pd Power Dissipation | 696 mW | 696 mW | 696 mW |
| Power Fail Detection | No | No | No |
| Reset Delay Time | 2.2 ms | 17.6 ms | 280 ms |
| Supply Voltage Min | 0.8 V | 0.8 V | 0.8 V |
| Type | Voltage Supervisory | Voltage Supervisory | Voltage Supervisory |
| Undervoltage Threshold | 2.55 V 0.765 V | 2.55 V 0.765 V | 2.55 V 0.765 V |
| Watchdog Timers | Watchdog | Watchdog | Watchdog |
| Part # Aliases | MAX6721A | MAX6721A | MAX6721A |
| Unit Weight | 0.001270 oz | 0.001270 oz | 0.001270 oz |