RTC-4574SA:B0:PURE SN
EPSON

EPSON
IC RTC CLK/CALENDAR SPI 14-SOP
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The RTC-4574SA:B0:PURE SN Real Time Clock IC by EPSON sets new standards in the Clock/Timing - Real Time Clocks category. Designed for space-constrained applications, this compact IC offers full calendar functionality with century detection, making it future-proof for long-term deployments. Its low current consumption (typically 400nA) makes it particularly valuable for portable medical devices and environmental monitoring equipment. The Integrated Circuits (ICs) in this series feature automatic leap year correction and are resistant to voltage fluctuations, ensuring reliable performance in industrial control systems and automotive infotainment units where precise timing is essential.
Specifications
- Product Status: Obsolete
- Type: Clock/Calendar
- Features: Alarm
- Memory Size: -
- Time Format: -
- Date Format: -
- Interface: 3-Wire Serial
- Voltage - Supply: 1.6V ~ 5.5V
- Voltage - Supply, Battery: -
- Current - Timekeeping (Max): 1µA ~ 2µA @ 3V ~ 5V
- Operating Temperature: -40°C ~ 85°C
- Mounting Type: Surface Mount
- Package / Case: 14-SOIC (0.197", 5.00mm Width)
- Supplier Device Package: 14-SOP