| PartNumber | CAT1641WI-25-GT3 | CAT1641WI-28-GT3 | CAT1641WI-30-GT3 |
| Description | Supervisory Circuits CPU SUP W/64K EEPROM | Supervisory Circuits CPU SUP W/64K EEPROM | Supervisory Circuits CPU SUP W/64K EEPROM |
| Manufacturer | ON Semiconductor | ON Semiconductor | ON Semiconductor |
| Product Category | Supervisory Circuits | PMIC - Supervisors | PMIC - Supervisors |
| RoHS | Y | - | - |
| Type | Voltage Supervisory | Simple Reset/Power-On Reset | Simple Reset/Power-On Reset |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOIC-8 Wide | - | - |
| Number of Inputs Monitored | 1 Input | 1 Input | 1 Input |
| Output Type | Open Collector / Drain | Open Collector / Drain | Open Collector / Drain |
| Manual Reset | Manual Reset | Manual Reset | Manual Reset |
| Watchdog Timers | No Watchdog | No Watchdog | No Watchdog |
| Reset Delay Time | 5 us | 5 us | 5 us |
| Supply Voltage Max | 5.5 V | - | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Series | CAT1641 | CAT1641 | CAT1641 |
| Packaging | Reel | Tape & Reel (TR) | Tape & Reel (TR) |
| Features | Internal Hysteresis | - | - |
| Height | 1.75 mm | - | - |
| Length | 6.2 mm | - | - |
| Output Current | 100 mA | - | - |
| Width | 5 mm | - | - |
| Brand | ON Semiconductor | - | - |
| Undervoltage Threshold | 2.55 V to 2.7 V | 2.85 V to 3 V | 3 V to 3.15 V |
| Operating Supply Current | 1 mA, 3 mA | 1 mA 3 mA | 1 mA 3 mA |
| Pd Power Dissipation | 1 W | - | - |
| Power Fail Detection | No | No | No |
| Product Type | Supervisory Circuits | - | - |
| Factory Pack Quantity | 3000 | - | - |
| Subcategory | PMIC - Power Management ICs | - | - |
| Supply Voltage Min | 3 V | - | - |
| Package Case | - | SOIC-8 Wide | SOIC-8 Wide |
| Operating Temperature | - | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | - | Surface Mount | Surface Mount |
| Supplier Device Package | - | 8-SOIC | 8-SOIC |
| Output | - | Open Drain or Open Collector | Open Drain or Open Collector |
| Reset | - | Active High | Active High |
| Number of Voltages Monitored | - | 1 | 1 |
| Reset Timeout | - | 130 ms Minimum | 130 ms Minimum |
| Voltage Threshold | - | 2.85V | 3V |
| Pd Power Dissipation | - | 1 W | 1 W |
| Supply Voltage Max | - | 5.5 V | 5.5 V |
| Supply Voltage Min | - | 3 V | 3 V |