Part of a family of ultra-low power, real-time clocks (RTCs), the EM3027 is reportedly the first RTC with compensated frequency deviation over temperatures from -40°C to +125° ...

Micro Crystal has introduced a ±1°C temperature sensor that includes a real-time clock, draws only 160nA (3V), and is automotive-approved. Called RV-3032-C7, it comes in an hermetically sealed reflow ...