PCF8562DTT - Real-Time Clock/Calendar IC from NXP

The PCF8562DTT by NXP Semiconductors is a highly integrated Real-Time Clock (RTC) and calendar optimized for low power consumption and with an automatic battery backup switching. This integrated circuit (IC) offers a complete time-keeping solution in a range of applications, from mobile phones to industrial control systems.

Featuring a built-in 32.768 kHz oscillator with an on-chip frequency divider, the PCF8562DTT provides a high degree of time accuracy and stability. It is designed to count seconds, minutes, hours, days, weekdays, months, and years, with automatic leap year correction up to the year 2099.

One of the key attributes of the PCF8562DTT is its low power consumption, making it an ideal choice for battery-operated systems. The device operates over a wide voltage range and includes a programmable clock output for peripheral devices. It also supports I²C-bus interface, which enables easy integration into existing systems with minimal interfacing required.

The RTC module offers several alarm functions that can be programmed to signal at preset times, providing additional utility for scheduling and reminder applications. Furthermore, the device’s small package size allows for a compact PCB layout, which is crucial for space-constrained designs.

Key features of the PCF8562DTT include:

• Low power consumption
• Automatic battery backup switching
• Programmable clock output for peripheral devices
• I²C-bus interface for simple integration
• Multiple alarm functions
• Compact packaging for space-saving designs

The PCF8562DTT is available in a TSSOP16 package, providing a compact footprint for space-sensitive applications. Its robust design ensures reliable operation over a temperature range of -40 °C to +85 °C, making it a versatile choice for a wide array of environmental conditions.

Whether you are designing consumer electronics, automotive, or industrial systems, the PCF8562DTT from NXP offers a dependable and efficient solution for your real-time clock and calendar needs.