Texas Instruments

BQ3285LCS

BQ3285LCS Description

The BQ3285LCS is a highly reliable and versatile clock/calendar Real-Time Clock (RTC) with Non-Volatile Static Random Access Memory (NVSRAM) from Texas Instruments. This device is designed to provide accurate timekeeping and data storage in a wide range of applications. The BQ3285LCS features a parallel interface, making it easy to integrate into various electronic systems. It operates within a supply voltage range of 2.7V to 5.5V and supports a battery backup voltage range of 2.4V to 4V, ensuring continuous operation even during power outages.

The BQ3285LCS is housed in a surface-mount package, which is ideal for compact and space-constrained designs. It is currently an active product, indicating that it is widely used and supported by Texas Instruments. The device is classified under the HTSUS code 8542.39.0001 and is categorized as a Clock/Timing IC. The BQ3285LCS is not verified for DigiKey programmability and has an ECCN classification of EAR99. The REACH status is vendor undefined, and the RoHS status is not applicable.

BQ3285LCS Features

The BQ3285LCS offers several unique features that set it apart from similar models in the market. It includes an alarm function that can be programmed to trigger at specific times, making it suitable for applications requiring scheduled events or reminders. The device also supports Daylight Savings Time adjustments, ensuring accurate timekeeping throughout the year.

One of the standout features of the BQ3285LCS is its integrated NVSRAM, which provides 242 bytes of non-volatile memory. This memory is ideal for storing critical data that must be preserved even when the system is powered off. The time format is configurable in either 12-hour or 24-hour format (HH:MM:SS), offering flexibility to meet different user preferences.

BQ3285LCS Applications

The BQ3285LCS is well-suited for a variety of applications where accurate timekeeping and reliable data storage are essential. It is particularly useful in embedded systems, industrial controls, and consumer electronics where maintaining the correct time and preserving data during power loss are critical. The device's ability to operate within a wide voltage range and its surface-mount package make it ideal for use in compact and portable devices.

Some specific use cases include:

• Embedded Systems: The BQ3285LCS can be used in embedded systems to maintain accurate time and store critical system parameters.
• Industrial Controls: In industrial environments, the device can be used to schedule maintenance tasks and log events with precise timestamps.
• Consumer Electronics: The BQ3285LCS is suitable for consumer electronics such as smart home devices, where accurate timekeeping and data storage are necessary for optimal performance.

Conclusion of BQ3285LCS

The BQ3285LCS from Texas Instruments is a robust and reliable clock/calendar RTC with NVSRAM, offering a wide range of features and benefits. Its ability to provide accurate timekeeping, support for alarm functions, and Daylight Savings Time adjustments make it a versatile solution for various applications. The integrated NVSRAM ensures that critical data is preserved even during power loss, making it an ideal choice for systems requiring reliable data storage.

With its surface-mount package and wide operating voltage range, the BQ3285LCS is well-suited for compact and portable designs. Its active product status and support from Texas Instruments ensure that it will continue to be a reliable choice for engineers and designers in the electronics industry.