Datasheet Microchip MCP795W21
| Manufacturer | Microchip |
| Series | MCP795W21 |
The MCP795W21 SPI RTCC is highly integrated with memory and advanced features normally found in higher priced devices
Datasheets
MCP795W1X/MCP795W2X SPI RTCC with Enhanced Features and Battery Switchover
PDF, 875 Kb, File published: Jun 21, 2016
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Status
| MCP795W21-I/SL | MCP795W21-I/ST | MCP795W21T-I/SL | MCP795W21T-I/ST | |
|---|---|---|---|---|
| Lifecycle Status | Production (Appropriate for new designs but newer alternatives may exist) | Production (Appropriate for new designs but newer alternatives may exist) | Production (Appropriate for new designs but newer alternatives may exist) | Production (Appropriate for new designs but newer alternatives may exist) |
Packaging
| MCP795W21-I/SL | MCP795W21-I/ST | MCP795W21T-I/SL | MCP795W21T-I/ST | |
|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 |
| Package | SOIC | TSSOP | SOIC | TSSOP |
| Pins | 14 | 14 | 14 | 14 |
Parametrics
| Parameters / Models | MCP795W21-I/SL | MCP795W21-I/ST | MCP795W21T-I/SL | MCP795W21T-I/ST |
|---|---|---|---|---|
| 32KHz Boot Clock | No | No | No | No |
| Alarms | 2 Alarms (0.01sec) | 2 Alarms (0.01sec) | 2 Alarms (0.01sec) | 2 Alarms (0.01sec) |
| Digital_Trimming | -255 to +255ppm (1 ppm steps) | -255 to +255ppm (1 ppm steps) | -255 to +255ppm (1 ppm steps) | -255 to +255ppm (1 ppm steps) |
| EEPROM, Kbits | 2 | 2 | 2 | 2 |
| Event Detects | 2 | 2 | 2 | 2 |
| Ibat Current, nA | 700 | 700 | 700 | 700 |
| Interface | SPI | SPI | SPI | SPI |
| Operating Temperature Range, °C | -40 to +85 | -40 to +85 | -40 to +85 | -40 to +85 |
| Outputs | IRQ WDO CLKOUT | IRQ WDO CLKOUT | IRQ WDO CLKOUT | IRQ WDO CLKOUT |
| Power-Fail Timestamp | VCC Fail and VCC Restore | VCC Fail and VCC Restore | VCC Fail and VCC Restore | VCC Fail and VCC Restore |
| Temperature Range | -40 to +85 | -40 to +85 | -40 to +85 | -40 to +85 |
| Unique ID, MAC_Address | EUI-48 | EUI-48 | EUI-48 | EUI-48 |
| User SRAM, Bytes | 64 | 64 | 64 | 64 |
| Vbat Range, V | 1.3 - 3.6 | 1.3 - 3.6 | 1.3 - 3.6 | 1.3 - 3.6 |
| Vcc Range, V | 1.8 - 3.6 | 1.8 - 3.6 | 1.8 - 3.6 | 1.8 - 3.6 |
| Watchdog Timer | Yes | Yes | Yes | Yes |
Eco Plan
| MCP795W21-I/SL | MCP795W21-I/ST | MCP795W21T-I/SL | MCP795W21T-I/ST | |
|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant |
Other Options
MCP795W10 MCP795W11 MCP795W12 MCP795W20 MCP795W22
Model Line
Series: MCP795W21 (4)
Manufacturer's Classification
- Clock and Timing > Real-Time Clock > RTCC SPI
