PCA2129 Overview
The PCA2129 is a CMOS1 Real Time Clock (RTC) and calendar with an integrated Temperature pensated Crystal (Xtal) Oscillator (TCXO) and a 32.768 kHz quartz crystal optimized for very high accuracy and very low power consumption. The PCA2129 has a selectable I2C-bus or SPI-bus, a backup battery switch-over circuit, a programmable watchdog function, a timestamp function, and many other.
PCA2129 Key Features
- UL Recognized ponent (PCA2129T/Q900/2 )
- AEC-Q100 pliant for automotive
PCA2129 Applications
- Operating temperature range from -40 °C to +85 °C
- Temperature pensated Crystal Oscillator (TCXO) with integrated capacitors
- Typical accuracy: ±3 ppm from -30 °C to +80 °C