Datasheet Microchip MCP7940NT-I/SN
| Manufacturer | Microchip |
| Series | MCP7940N |
| Part Number | MCP7940NT-I/SN |
The MCP7940N series of low-power Real-Time Clocks (RTC) uses digital timing compensation for an accurate clock/calendar, a programmable output control for versatility, and a power sense circuit that automatically switches to the backup supply
Datasheets
MCP7940N Low-Cost I2C Real-Time Clock/Calendar with SRAM and Battery Switchover
PDF, 1.4 Mb, File published: Mar 20, 2014
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Prices
Status
| Lifecycle Status | Production (Appropriate for new designs but newer alternatives may exist) |
Packaging
| Package | SOIC |
| Pins | 8 |
Parametrics
| Alarms | 2 Alarms (1 sec) |
| Digital_Trimming | -127 to +127ppm (1 ppm steps) |
| Ibat Current | 700 nA |
| Interface | I²C™ |
| Operating Temperature Range | -40 to +85 °C |
| Outputs | IRQ/CLK |
| Power-Fail Timestamp | VCC Fail and VCC Restore |
| Temperature Range | -40 to +125 |
| Unique ID | None MAC_Address |
| User SRAM | 64 Bytes |
| Vbat Range | 1.3 - 5.5 V |
| Vcc Range | 1.8 - 5.5 V |
Eco Plan
| RoHS | Compliant |
Model Line
Series: MCP7940N (13)
Manufacturer's Classification
- Clock and Timing > Real-Time Clock > RTCC
Other Names:
MCP7940NTI/SN, MCP7940NT I/SN
