| PartNumber | X4045S8IZ | X4045S8IZ-2.7 | X4045S8IZ-2.7A |
| Description | Supervisory Circuits CPU SUP/WDT 4K I2C EES HI 5V+/-10% IND | Supervisory Circuits CPU SUP/WDT 4K I2C EES HI 2 7-3 6V IND | Supervisory Circuits CPU SUP/WDT 4K I2C EES HI 2 7-3 6V IND |
| Manufacturer | Renesas Electronics | Renesas Electronics | Renesas Electronics |
| 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 | SOIC-8 | SOIC-8 | SOIC-8 |
| Threshold Voltage | 4.5 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Number of Inputs Monitored | 1 Input | 1 Input | 1 Input |
| Output Type | Active High, Open Drain | Active High, Open Drain | Active High, Open Drain |
| 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 | 400 ms | 400 ms | 400 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 | X4045 | X4045 | X4045 |
| Packaging | Tube | Tube | Tube |
| Height | 1.5 mm (Max) | 1.5 mm (Max) | 1.5 mm (Max) |
| Length | 5 mm (Max) | 5 mm (Max) | 5 mm (Max) |
| Width | 4 mm (Max) | 4 mm (Max) | 4 mm (Max) |
| Brand | Renesas / Intersil | Renesas / Intersil | Renesas / Intersil |
| Overvoltage Threshold | 4.5 V | 2.7 V | 3 V |
| Undervoltage Threshold | 4.25 V | 2.55 V | 2.85 V |
| Chip Enable Signals | No Chip Enable | No Chip Enable | No Chip Enable |
| Operating Supply Current | 3 mA | 3 mA | 3 mA |
| Power Fail Detection | No | No | No |
| Product Type | Supervisory Circuits | Supervisory Circuits | Supervisory Circuits |
| Factory Pack Quantity | 100 | 100 | 100 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Supply Voltage Min | 4.5 V | 2.7 V | 2.7 V |
| Unit Weight | 0.002540 oz | 0.002540 oz | 0.002540 oz |