RA-4574SA:B3 PURE SN
IC RTC CLK/CALENDAR SPI 14SOPManufacturer: EPSON
Categories: Real Time Clocks
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The EPSON RA-4574SA-B3-PURE-SN is a highly accurate Real Time Clock (RTC) IC from the RA-4574SA series, featuring Clock/Calendar functionality with an SPI interface. This component supports a wide operating voltage range of 1.6V to 5.5V and exhibits low timekeeping current consumption, typically between 0.5µA and 1µA at 3V to 5V. Key features include alarm functionality and leap year compensation, ensuring precise timekeeping across various applications. The date is formatted as YY-MM-DD-dd and the time as HH:MM:SS. Presented in a 14-SOIC (0.197", 5.00mm Width) surface mount package, it is supplied on tape and reel. This device is well-suited for applications in industrial automation, consumer electronics, and telecommunications equipment where reliable timekeeping is critical.
Additional Information
Series: RA-4574SARoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)Datasheet:Download Free CAD Model:
Technical Details:
| Features | Alarm, Leap Year |
| Packaging | Tape & Reel (TR) |
| Package / Case | 14-SOIC (0.197"", 5.00mm Width) |
| Mounting Type | Surface Mount |
| Memory Size | - |
| Interface | SPI |
| Type | Clock/Calendar |
| Operating Temperature | -40°C ~ 85°C |
| Voltage - Supply | 1.6V ~ 5.5V |
| Time Format | HH:MM:SS |
| Date Format | YY-MM-DD-dd |
| Supplier Device Package | 14-SOP |
| Voltage - Supply, Battery | - |
| Current - Timekeeping (Max) | 0.5µA ~ 1µA @ 3V ~ 5V |
| Programmable | Not Verified |
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