| PartNumber | DS1819CR-10+T\u0026R | DS1819CR-20+T\u0026R | DS1819CR-10-U |
| Description | Supervisory Circuits 3.3/5V MicroMonitor | Supervisory Circuits 3.3/5V MicroMonitor | Supervisory Circuits 5 Volt and 3.3 Volt MicroMonitor |
| Manufacturer | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Category | Supervisory Circuits | Supervisory Circuits | Supervisory Circuits |
| RoHS | Y | Y | N |
| Type | Voltage Supervisory | Voltage Supervisory | Voltage Monitors |
| Package / Case | SOT-23-5 | SOT-23-5 | SOT-23-5 |
| Threshold Voltage | 3.3 V | 3.3 V | 3 V |
| Number of Inputs Monitored | 1 Input | 1 Input | 1 Input |
| Output Type | Active High, Active Low, Push-Pull | Active High, Active Low, Push-Pull | Active High, Active Low, Push-Pull |
| Manual Reset | Manual Reset | No Manual Reset | Manual Reset |
| Watchdog Timers | No Watchdog | No Watchdog | No Watchdog |
| Battery Backup Switching | No Backup | No Backup | No Backup |
| Reset Delay Time | 280 ms | 280 ms | 280 ms |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Series | DS1819CR | DS1819CR | DS1819CR |
| Packaging | Reel | Reel | - |
| Height | 1.1 mm | 1.1 mm | 1.1 mm |
| Length | 2.9 mm | 2.9 mm | 2.9 mm |
| Width | 1.63 mm | 1.63 mm | 1.63 mm |
| Brand | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Overvoltage Threshold | 3 V | 2.7 V | 3.3 V |
| Undervoltage Threshold | 2.85 V | 2.55 V | 2.85 V |
| Chip Enable Signals | No Chip Enable | No Chip Enable | No Chip Enable |
| Operating Supply Current | 12 uA | 12 uA | 12 uA |
| Power Fail Detection | Yes | Yes | Yes |
| Product Type | Supervisory Circuits | Supervisory Circuits | Supervisory Circuits |
| Factory Pack Quantity | 3000 | 3000 | 1 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Supply Voltage Min | 1 V | 1 V | 1 V |
| Part # Aliases | 90-1819C+R10 DS1819CR | 90-1819C+R20 DS1819CR | 90-1819C-U10 DS1819CR |
| Mounting Style | - | - | SMD/SMT |
| Accuracy | - | - | 20 % |
| Unit Weight | - | - | 0.000222 oz |