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| Part Number | CAT1161WI25 | CAT1162WI25 | CAT1161WI28 | CAT1161WI45 | CAT1163WI25 | CAT1161LI25 | 
|---|---|---|---|---|---|---|
| Manufacturer | onsemi | onsemi | onsemi | onsemi | onsemi | onsemi | 
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | 
| Type | Simple Reset/Power-On Reset | Simple Reset/Power-On Reset | Simple Reset/Power-On Reset | Simple Reset/Power-On Reset | Simple Reset/Power-On Reset | Simple Reset/Power-On Reset | 
| Number of Voltages Monitored | 1 | 1 | 1 | 1 | 1 | 1 | 
| Voltage - Threshold | 2.55V | 2.55V | 2.85V | 4.5V | 2.55V | 2.55V | 
| Output | Open Drain or Open Collector | Open Drain or Open Collector | Open Drain or Open Collector | Open Drain or Open Collector | Open Drain or Open Collector | Open Drain or Open Collector | 
| Reset | Active High/Active Low | Active High/Active Low | Active High/Active Low | Active High/Active Low | Active High/Active Low | Active High/Active Low | 
| Reset Timeout | 130ms Minimum | 130ms Minimum | 130ms Minimum | 130ms Minimum | 130ms Minimum | 130ms Minimum | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Through Hole | 
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-DIP (0.300", 7.62mm) | 
| Supplier Device Package | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-PDIP |