| PartNumber | STM6321MAWY6F | STM6321LWY6F | STM6321MWY6F |
| Description | Supervisory Circuits Supervisor | Supervisory Circuits SUPERVISOR WATCHDOG | Supervisory Circuits 4.270 to 4.490VRST Watchdog Input |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| 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 | SOT-23-5 | SOT-23-5 | SOT-23-5 |
| Threshold Voltage | 2.5 V, 3 V, 3.3 V, 5 V | 2.5 V, 3 V, 3.3 V, 5 V | 2.5 V, 3 V, 3.3 V, 5 V |
| Number of Inputs Monitored | 1 Input | 1 Input | 1 Input |
| Output Type | Active High, Active Low, Open Drain, Push-Pull | Push-Pull | Active High, Active Low, Open Drain, Push-Pull |
| Manual Reset | No Manual Reset | No Manual Reset | No Manual Reset |
| Watchdog Timers | Watchdog | Watchdog | Watchdog |
| Battery Backup Switching | No Backup | No Backup | No Backup |
| Reset Delay Time | 2 ms | 280 ms | 280 ms |
| Supply Voltage Max | 5.5 V | 7 V | 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Series | STM6321 | STM6321 | STM6321 |
| Packaging | Reel | Reel | Reel |
| Height | 1.15 mm | 1.15 mm | 1.15 mm |
| Length | 3 mm (Max) | 3 mm (Max) | 3 mm (Max) |
| Width | 1.6 mm | 1.6 mm | 1.6 mm |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Overvoltage Threshold | 4.446 V | 4.699 V | 4.446 V |
| Undervoltage Threshold | 4.314 V | 4.561 V | 4.314 V |
| Chip Enable Signals | No Chip Enable | No Chip Enable | No Chip Enable |
| Operating Supply Current | 17 uA | 17 uA | 17 uA |
| Pd Power Dissipation | 320 mW | 320 mW | 320 mW |
| Power Fail Detection | No | No | 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 | 1 V | 0.3 V | 1 V |
| Unit Weight | 0.000222 oz | 0.000222 oz | 0.000222 oz |