| PartNumber | STM819MM6F | STM819MDS6E | STM819MM6E |
| Description | Supervisory Circuits 4.40V w/Batt Switch | Supervisory Circuits 5V Supervisor | IC SUPERVISOR SWITCH OVER 8-SOIC |
| Manufacturer | STMicroelectronics | STMicroelectronics | - |
| Product Category | Supervisory Circuits | Supervisory Circuits | - |
| RoHS | Y | Y | - |
| Type | Voltage Supervisory | Voltage Supervisory | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SO-8 | TSSOP-8 | - |
| Threshold Voltage | 4.4 V | 4.4 V | - |
| Number of Inputs Monitored | 1 Input | 1 Input | - |
| Output Type | Active Low, Push-Pull | Active Low, Push-Pull | - |
| Manual Reset | Manual Reset | Manual Reset | - |
| Watchdog Timers | No Watchdog | No Watchdog | - |
| Battery Backup Switching | Backup | Backup | - |
| Reset Delay Time | 280 ms | 280 ms | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Series | STM819L/M | STM819M | - |
| Packaging | Reel | Tube | - |
| Height | 1.5 mm | 0.85 mm | - |
| Length | 5 mm | 3 mm | - |
| Output Current | 20 mA | - | - |
| Width | 4 mm | 3 mm | - |
| Brand | STMicroelectronics | STMicroelectronics | - |
| Overvoltage Threshold | 4.5 V | 4.5 V | - |
| Undervoltage Threshold | 4.25 V | 4.25 V | - |
| Chip Enable Signals | No Chip Enable | No Chip Enable | - |
| Operating Supply Current | 60 uA | 60 uA | - |
| Pd Power Dissipation | 320 mW | 320 mW | - |
| Power Fail Detection | Yes | Yes | - |
| Product Type | Supervisory Circuits | Supervisory Circuits | - |
| Factory Pack Quantity | 2500 | 100 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Supply Voltage Min | 1 V | 1 V | - |
| Unit Weight | 0.017870 oz | 0.005573 oz | - |