DS3234 Datasheet (Maxim Integrated Products) - Extremely Accurate SPI Bus RTC

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