BQ3287MT-I: High-precision ±2ppm RTC clock chip with ultra-low 0.5µA power, integrated supercapacitor. Perfect for IoT, wearables, portable devices, ensuring accurate time sync & data logging.
BQ3287MT-I Product Description
BQ3287MT-I is a high-performance real-time clock (RTC) chip launched by a well-known semiconductor manufacturer. It is widely used in various electronic devices to provide accurate time synchronization. The chip adopts advanced manufacturing technology and has low power consumption, high precision and excellent temperature compensation characteristics, which enables it to show excellent performance in IoT devices, smart wearable products, and portable electronic devices.
BQ3287MT-I Product Features
1. High-precision time retention:BQ3287MT-IThe clock chip has a built-in temperature compensated crystal oscillator (TCXO) to ensure accurate time keeping capability over a wide temperature range (-40°C to +85°C) with an error of less than ±2ppm.
2. Low power design: The chip adopts an optimized circuit design with an operating current as low as 0.5μA, which is particularly suitable for battery-powered portable devices to extend the battery life of the device.
3. Multi-function interface:Supports two communication protocols, I2C and SPI, which is easy to integrate with microcontrollers, simplifies circuit design, and improves system compatibility.
4. Built-in backup power supply:When the main power supply is cut off, it can automatically switch to the built-in super capacitor to ensure the continuity and accuracy of time information.
5. Programmable alarm function: Users can set timers through software to achieve timed wake-up or trigger specific events, increasing the functionality and intelligence of the device.
BQ3287MT-I Product Application
1. IoT devices: In IoT devices, such as smart home centers, smart agricultural monitoring systems, and industrial automation equipment, time accuracy is critical for data collection, analysis, and reporting. The BQ3287MT-I clock chip, with its high-precision temperature compensation feature, ensures that high time accuracy of ±2ppm is maintained even under extreme temperature changes. This is especially important for devices that need to run unattended for long periods of time, such as soil moisture monitoring in smart agriculture, and systems that record and analyze production processes in real time on industrial production lines. The low-power design of the BQ3287MT-I clock chip (operating current as low as 0.5μA) enables these devices to achieve long-term data recording when powered by batteries, without the need for frequent battery replacement, reducing maintenance costs and inconvenience.
2. Smart wearable products:Smart wearable devices, including smart watches, health monitoring bracelets, etc., are becoming more and more popular among consumers. The BQ3287MT-I clock chip's miniaturized design and low power consumption make it an ideal choice for such devices. In smartwatches, accurate time synchronization is not only the basis for displaying time, but also the key to health management functions such as heart rate monitoring and sleep analysis. The BQ3287MT-I clock chip's built-in backup power function automatically takes over when the main power is disconnected, ensuring the continuity of time information, which is essential for tracking health data around the clock. In addition, its programmable alarm function allows users to set reminders, such as drinking water or exercising at regular times, enhancing the practicality and user experience of smart wearable devices.
3. Portable electronic devices: In portable electronic devices, such as GPS navigation equipment, personal positioning systems for outdoor expeditions, and personal health monitors, the accuracy of time is directly related to the accuracy of location information and the security of data. The high-precision and low-power design of the BQ3287MT-I clock chip ensures that these devices can operate stably for a long time in complex outdoor environments without worrying about the loss of time information due to battery exhaustion. Especially in emergency situations, such as natural disaster rescue or wilderness survival, the built-in supercapacitor can provide instant power supply, ensure accurate recording of GPS coordinates and timestamps, provide valuable location information for rescuers, and increase the chance of survival. In addition, for personal health monitors, the precise timing function of the BQ3287MT-I clock chip ensures the accuracy of time tags for health data such as heart rate and blood pressure, providing a reliable basis for medical data analysis.