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| PartNumber | CAT1641WI-28-GT3 | CAT1641WI-28-G | CAT1641WI-28 |
| Description | Supervisory Circuits CPU SUP W/64K EEPROM | Supervisory Circuits CPU w/64K | Power Supply Support Circuit, Fixed, 1 Channel, CMOS, PDSO8 |
| Manufacturer | ON Semiconductor | ON Semiconductor | ON Semiconductor |
| Product Category | PMIC - Supervisors | PMIC - Supervisors | PMIC - Supervisors |
| Series | CAT1641 | - | - |
| Type | Simple Reset/Power-On Reset | - | Voltage Supervisory |
| Packaging | Tape & Reel (TR) | - | Tube |
| Mounting Style | SMD/SMT | - | SMD/SMT |
| Package Case | SOIC-8 Wide | - | - |
| Operating Temperature | -40°C ~ 85°C (TA) | - | - |
| Mounting Type | Surface Mount | - | - |
| Output Type | Open Collector / Drain | - | Active High Open Drain |
| Supplier Device Package | 8-SOIC | - | - |
| Output | Open Drain or Open Collector | - | - |
| Reset | Active High | - | - |
| Number of Voltages Monitored | 1 | - | - |
| Reset Timeout | 130 ms Minimum | - | - |
| Voltage Threshold | 2.85V | - | - |
| Pd Power Dissipation | 1 W | - | - |
| Maximum Operating Temperature | + 85 C | - | + 85 C |
| Minimum Operating Temperature | - 40 C | - | - 40 C |
| Operating Supply Current | 1 mA 3 mA | - | 3000 uA |
| Supply Voltage Max | 5.5 V | - | - |
| Supply Voltage Min | 3 V | - | - |
| Watchdog Timers | No Watchdog | - | No Watchdog |
| Number of Inputs Monitored | 1 Input | - | 1 Input |
| Manual Reset | Manual Reset | - | Manual Reset |
| Power Fail Detection | No | - | No |
| Reset Delay Time | 5 us | - | 270 ms |
| Undervoltage Threshold | 2.85 V to 3 V | - | 2.85 V |
| RoHS | - | - | Details |
| Package/Case | - | - | SOIC-8 Wide |
| Threshold Voltage | - | - | 3 V 3.3 V 5 V |
| Brand | - | - | ON Semiconductor |
| Battery Backup Switching | - | - | No Backup |
| Supply Voltage Max | - | - | 5.5 V |
| Chip Enable Signals | - | - | No Chip Enable |
| Overvoltage Threshold | - | - | 3 V |
| Pd Power Dissipation | - | - | 1000 mW |
| Supply Voltage Min | - | - | 3 V |