DS3234 Datasheet - Maxim Integrated Products

DS3234 Extremely Accurate SPI Bus RTC

The DS3234 is a low-cost, extremely accurate SPI™ bus real-time clock (RTC) with an integrated temperaturecompensated crystal oscillator (TCXO) and crystal. The DS3234 incorporates a precision, temperature-compensated voltage reference and comparator circuit to monitor VCC. When VCC drops below the .

DS3234 Features

* Accuracy ±2ppm from 0°C to +40°C

* Accuracy ±3.5ppm from -40°C to +85°C

* Battery Backup Input for Continuous Timekeeping

* Operating Temperature Ranges Commercial: 0°C to +70°C Industrial: -40°C to +85°C

* Low-Power Consumption

* Real-Time Clock Cou

DS3234_MaximIntegratedProducts.pdf