BQ3285ESSTRG4

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The BQ3285ESSTRG4 is a high performance real-time clock (RTC) module developed by Texas Instruments (TI). The module offers general purpose I/O and additional extended features such as alarm, timers, and interrupts. It is a component of TI\'s Clock / Timing portfolio and is specifically designed for low power applications such as personal electronic products, wearable electronic devices, and wireless systems. The device integrates a 32kHz crystal oscillator, a proprietary clock core architecture, and a 2-bit crystal connection status detector.

The BQ3285ESSTRG4 simplifies clock design, allowing customers to quickly integrate a range of real-time clock functions into their devices. It is ideal for integrating real-time clock designs into existing applications while providing synchronization, timekeeping and control functions with high accuracy and low power. This device is available in 8-pin SOIC packages. With its low power and high accuracy, this device is suitable for embedded designs such as personal electronic products, wearable electronic devices, and wireless systems.

The BQ3285ESSTRG4 uses TI\'s proprietary clock core architecture, enabling it to offer a wide range of features in a very small form factor. It features a 32kHz crystal oscillator, a 2-bit crystal connection status detector, and real-time clock functions such as alarm, timer, and interrupts. The device offers ±1ppm accuracy for long timekeeping and medium-term time-correct accuracy. These features provide a very cost effective solution for low power applications requiring timekeeping functions.

The BQ3285ESSTRG4 offers a complete set of real-time clock components, including a 32kHz crystal oscillator, 32-bit timer, and a 2-bit crystal connection status detector. The device enables fast synchronization while maintaining accuracy. Additionally, the device provides a host of programmable timing functions and interrupt lines, including periodic interrupts, external interrupts, and timer interrupts. The devices offer low power operation, with an operating supply voltage of 1.65V to 3.6V.

The BQ3285ESSTRG4 devices are designed to be compatible with a variety of microcontrollers from TI, including the MSP430, C8051F, LPC11Cxx, and C67 and 24xx families. The device provides easy integration into existing designs and is also suitable for new designs. The device offers a wide range of features, including timer functions, time-of-day calculations, and timekeeping functions compatible with microcontrollers. In addition, the BQ3285ESSTRG4 can be programmed to trigger an interrupt on an external signal from another device.

The BQ3285ESSTRG4 is a very versatile part that can be used in many applications in the embedded world, ranging from low-power personal electronics to industrial applications. It is an attractive choice for customers looking for a low-cost, low-power, and small form factor RTC solution. The device integrates a 32kHz crystal oscillator, a proprietary clock core architecture, and a 2-bit crystal connection status detector to provide excellent real-time clock performance. The device provides accuracy of ±1ppm and is capable of keeping time even over long periods of time. The device supports a wide variety of microcontrollers and can be programmed to trigger an interrupt on an external signal.

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