V3025SO28B+

Real Time Clock Overview

The V3025SO28B+ is a Real-Time Clock (RTC) integrated circuit manufactured by EM Microelectronic. It provides timekeeping functions including seconds, minutes, hours, days, dates, months, and years with leap-year compensation. The device features an I2C serial interface for communication and includes alarm capabilities. It operates within a specified voltage range and temperature range suitable for embedded applications requiring precise time synchronization.

Real Time Clock Feature Summary

• Integrated real-time clock functionality with calendar counters
• I2C serial bus interface for data exchange
• Alarm generation capabilities
• Leap-year compensation logic

Real Time Clock Applications

• Embedded systems requiring time stamping
• Data logging equipment
• Consumer electronics with clock displays
• Industrial control systems needing time synchronization

Real Time Clock Procurement Notes

Verify the specific suffix 'SO28B+' against the manufacturer's current datasheet to confirm pinout and package details. Ensure compatibility with the target system's I2C voltage levels and address configuration. Check for any recent obsolescence notices or lifecycle status updates from EM Microelectronic before finalizing procurement plans.

Real Time Clock Selection Notes

Select this component when a dedicated RTC with I2C interface is required in a compact package. Consider its operating voltage range and temperature specifications relative to the application environment. Evaluate power consumption requirements during battery-backed operation if applicable. Compare pin count and interface simplicity against alternative RTC solutions.

Real Time Clock Part Context

EM Microelectronic specializes in low-power analog and mixed-signal ICs. The V3025 series falls under their real-time clock product line, designed for cost-effective timekeeping in portable and stationary devices. This part represents a standard solution for integrating accurate timekeeping into microcontroller-based systems without external components.

Real Time Clock Replacement Considerations

Consult the official EM Microelectronic replacement guide for direct substitutes. Verify pin-to-pin compatibility and register-level equivalence if replacing with similar RTCs from other manufacturers. Ensure electrical characteristics match the original design constraints.