AB1804-T3

AB1804-T3 is a low-power, ultra-low-power, low-voltage, Real Time Clock (RTC) IC. It has an on-board crystal oscillator, temperature sensor, date and time counter of calendar, and features aid in power-loss and brownout functions, which adds to its versatility. This RTC\'s features are ideal for battery- and energy-harvesting applications, as well as other low-power designs. This IC provides a variety of time and system parameters that can be used to accurately time and control the system operation. Additionally, the IC is optimized for low-power operation and includes several power modes enabled by an on-board power detection circuit to reduce current demand when the IC is integrating into a battery operated system.

AB1804-T3 RTC IC is an excellent choice for applications requiring a versatile, low-power real-time clock to accurately keep track of date and time data. It uses an on-board crystal oscillator and temperature sensor to keep a reference accuracy of 1 minute per month and provides a wide range of functions, like auto power-off and power-on auto reset. The IC provides two different power modes, depending on whether or not the system is being powered by a battery or a constant power source like a USB adapter. Additionally, it is optimised for low-power operation and includes several power modes, enabling the device to reduce current demand and increase battery life, when running on battery.

The AB1804-T3 RTC IC ensures accurate timekeeping using an on-board oscillator and temperature sensor. It offers a wide range of programmable features, including an auto power-off and power-on auto reset, adjustable backup time and system clock modes. The IC also features a power detection circuit which enables it to switch between high-frequency and low-frequency operation based on crystal or clock-signal input. Additionally, it includes power management differential components, which enable it to reduce system current demands while still providing accurate timekeeping.

The AB1804-T3 RTC works by utilizing an on-board crystal oscillator and temperature sensor to keep track of accurate time and date information. The oscillator is programmed to count and output calendar date, leap year, and current time values at user specified intervals. The temperature sensor is then used to monitor ambient temperature and adjust these clock frequencies accordingly. Additionally, it is equipped with an on-board power detection circuit which allows it to switch between different power modes depending on power supply availability. For example, it can switch from low-power mode to high-frequency mode when being supplied by a battery or constant power source, allowing the device to reduce current demand when the system is integrating into a battery operated system. Furthermore, it includes a number of fail-safe features, such as time-stamp and alarm functions, ensuring accuracy and reliability when managing time-critical applications.

The AB1804-T3 RTC is well suited for a variety of applications that require reliable and accurate timekeeping. It is particularly useful for battery operated systems, energy-harvesting systems, and other low-power designs. Additionally, it is capable of supporting multiple clock systems, making it ideal for a range of applications, from calendars and alarms to medical monitoring, automotive and industrial applications.

In summary, the AB1804-T3 Real Time Clock is a versatile and reliable IC that is fitted with a range of features to provide accurate time information in battery operated systems and other low-power designs. It is optimised for low-power operation and suitable for a variety of applications, including calendars and alarms, industrial and automotive systems, medical monitoring, and more. It utilises an on-board crystal oscillator and temperature sensor to ensure accurate timekeeping and offers a range of programmable features, such as time-stamp and alarm functions.