PCF8523TS/1,112 Real-Time Clock (RTC) by NXP

The PCF8523TS/1,112 is a sophisticated Real-Time Clock (RTC) IC manufactured by NXP Semiconductors, designed to provide accurate time and date information for a wide range of applications. This RTC module is especially suitable for applications that require high time precision and low power consumption, such as handheld devices, wearables, and other battery-operated systems.

Key Features:

• Accuracy: The PCF8523TS/1,112 offers excellent timekeeping accuracy with a frequency offset of only ±5 ppm at room temperature, ensuring that time drift is minimal over extended periods.
• Power Management: It features a very low power consumption, with a typical current of only 0.22 µA in battery-backup mode, making it an ideal choice for power-sensitive designs.
• Calendar Function: This RTC includes a full calendar function with day, date, month, and year information, along with automatic leap year correction up to the year 2099.
• Alarm Function: It also provides an alarm function that can be programmed to trigger on a minute, hour, day, or date basis, offering versatility for reminder or wake-up applications.
• Interface: The device communicates via a two-wire I2C-bus interface, allowing for easy integration into existing systems with minimal pin count.
• Package: Housed in a small SOT-96-1 surface-mount package, the PCF8523TS/1,112 is designed for space-constrained applications.
• Operating Voltage Range: It operates over a wide voltage range of 1.0 V to 5.5 V, accommodating a variety of power supplies.
• Temperature Range: The RTC is operational over an industrial temperature range of -40°C to +85°C, ensuring reliable performance in harsh environments.

Applications:

The PCF8523TS/1,112 is versatile enough to be used in a wide array of applications, including but not limited to:

• Portable electronics
• Wearable devices
• Health and fitness trackers
• Smart meters
• Industrial and automotive systems
• Telematics

With its combination of features and performance, the NXP PCF8523TS/1,112 Real-Time Clock is a reliable choice for designers looking to implement timekeeping functionality with minimal power draw and high accuracy.