Micro Crystal RV-3028-C8 — High-Precision Real-Time Clock (RTC) Module with CR2032 Battery Holder and I²C Interface

The RV-3028-C8 is a high-precision, ultra-low power real-time clock (RTC) module integrating a 32.768 kHz crystal oscillator and a built-in CR2032 battery holder. Designed for seamless integration, this module ensures reliable and accurate timekeeping with minimal energy consumption. It communicates via a standard I²C interface, making it ideal for applications requiring precise time tracking and long battery life.

Key Features:

• Ultra-low power consumption for extended battery life on a CR2032 coin cell (several years operation)
• Integrated 32.768 kHz crystal oscillator for stable and accurate time measurement
• Built-in CR2032 battery holder for easy battery replacement and backup power
• Standard I²C interface for simple communication with microcontrollers and processors
• Full RTC functionality including seconds, minutes, hours, day, date, month, year with leap year compensation
• Compact module size allows easy integration into space-constrained devices
• Alarm and wake-up functionality to support advanced power management in low-power systems

Typical Applications:

• IoT devices and smart home systems
• Measurement and monitoring equipment
• Consumer electronics requiring clock and calendar functions
• Battery-powered systems demanding low power consumption
• Industrial real-time control systems