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| Part Number | MCP79410T-I/MNY | MCP79412T-I/MNY | MCP79411T-I/MNY | MCP79400T-I/MNY | 
|---|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | 
| Product Status | Active | Active | Active | Active | 
| Type | Clock/Calendar | Clock/Calendar | Clock/Calendar | Clock/Calendar | 
| Features | Alarm, Leap Year, Square Wave Output, SRAM, Unique ID | Alarm, Leap Year, Square Wave Output, SRAM, Unique ID | Alarm, Leap Year, Square Wave Output, SRAM, Unique ID | Alarm, Leap Year, Square Wave Output, SRAM, Unique ID | 
| Memory Size | 64B, 1Kb | 64B, 1Kb | 64B, 1Kb | 64B | 
| Time Format | HH:MM:SS (12/24 hr) | HH:MM:SS (12/24 hr) | HH:MM:SS (12/24 hr) | HH:MM:SS (12/24 hr) | 
| Date Format | YY-MM-DD-dd | YY-MM-DD-dd | YY-MM-DD-dd | YY-MM-DD-dd | 
| Interface | I²C, 2-Wire Serial | I²C, 2-Wire Serial | I²C, 2-Wire Serial | I²C, 2-Wire Serial | 
| Voltage - Supply | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 
| Voltage - Supply, Battery | 1.3V ~ 5.5V | 1.3V ~ 5.5V | 1.3V ~ 5.5V | 1.3V ~ 5.5V | 
| Current - Timekeeping (Max) | 1.2µA @ 3.3V | 1.2µA @ 3.3V | 1.2µA @ 3.3V | 1.2µA (Typ) @ 3.3V | 
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | 
| Package / Case | 8-WFDFN Exposed Pad | 8-WFDFN Exposed Pad | 8-WFDFN Exposed Pad | 8-WFDFN Exposed Pad | 
| Supplier Device Package | 8-TDFN (2x3) | 8-TDFN (2x3) | 8-TDFN (2x3) | 8-TDFN (2x3) |