| PartNumber | MAX6389LT26D3+T | MAX6389LT26D6+T | MAX6389LT26D1+T |
| Description | Supervisory Circuits Dual uPower Reset Circuit | Supervisory Circuits Dual uPower Reset Circuit | Supervisory Circuits Dual uPower Reset Circuit |
| Manufacturer | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Category | Supervisory Circuits | Supervisory Circuits | Supervisory Circuits |
| RoHS | Y | Y | Y |
| Type | Voltage Supervisory | Voltage Supervisory | Voltage Supervisory |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | UDFN-6 | UDFN-6 | UDFN-6 |
| Threshold Voltage | 1.8 V to 5 V | 1.8 V to 5 V | 1.8 V to 5 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 | No Manual Reset | No Manual Reset | No Manual Reset |
| Watchdog Timers | No Watchdog | No Watchdog | No Watchdog |
| Battery Backup Switching | No Backup | No Backup | No Backup |
| Reset Delay Time | 2 ms | 1120 ms | 2 ms |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Series | MAX6389LT | MAX6389LT | MAX6389LT |
| Packaging | Reel | Reel | Reel |
| Height | 0.75 mm | 0.75 mm | 0.75 mm |
| Length | 1.5 mm | 1.5 mm | 1.5 mm |
| Width | 1 mm | 1 mm | 1 mm |
| Brand | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Overvoltage Threshold | 1.61 V, Adjustable | 2.69 V, Adjustable | 2.69 V, Adjustable |
| Undervoltage Threshold | 1.54 V, Adjustable | 2.56 V, Adjustable | 2.56 V, Adjustable |
| Chip Enable Signals | No Chip Enable | No Chip Enable | No Chip Enable |
| Operating Supply Current | 7 uA | 7 uA | 7 uA |
| Pd Power Dissipation | 167.7 mW | 167.7 mW | 167.7 mW |
| Power Fail Detection | No | No | No |
| Product Type | Supervisory Circuits | Supervisory Circuits | Supervisory Circuits |
| Factory Pack Quantity | 2500 | 2500 | 2500 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Supply Voltage Min | 1 V | 1 V | 1 V |
| Part # Aliases | MAX6389LT | MAX6389LT | MAX6389LT |
| Minimum Operating Temperature | - | - 40 C | - 40 C |
| Maximum Operating Temperature | - | + 125 C | + 125 C |