| Part Number | PCF8563P/F4,112 | PCF8563T/F4,112 |
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| Manufacturer | NXP USA Inc. | NXP USA Inc. |
| Category | Clock/Timing - Real Time Clocks | Clock/Timing - Real Time Clocks |
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| Product Status | Obsolete | Discontinued at Digi-Key |
| Type | Clock/Calendar | Clock/Calendar |
| Features | Alarm, Leap Year, Watchdog Timer | Alarm, Leap Year, Watchdog Timer |
| Memory Size | - | - |
| Time Format | HH:MM:SS (24 hr) | HH:MM:SS (24 hr) |
| Date Format | YY-MM-DD-dd | YY-MM-DD-dd |
| Interface | I²C, 2-Wire Serial | I²C, 2-Wire Serial |
| Voltage - Supply | 1.8V ~ 5.5V | 1.8V ~ 5.5V |
| Voltage - Supply, Battery | - | - |
| Current - Timekeeping (Max) | 0.6µA ~ 0.75µA @ 2V ~ 5V | 0.6µA ~ 0.75µA @ 2V ~ 5V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Through Hole | Surface Mount |
| Package / Case | 8-DIP (0.300", 7.62mm) | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-DIP | 8-SO |