EM3027 clock equivalent, real-time clock.
Fully operational from 2.1 to 5.5V Supply current typically 600 nA at 1.4V Thermal compensated crystal frequency Oscillator stability 0.5 ppm / Volt Counter for.
Utility meters
Battery operated and portable equipment Consumer electronics White/brown goods Pay phones
Cas.
The EM3027 is an Ultra Low Power CMOS real-time clock IC with two serial interface modes: I2C or SPI. The interface mode is selected by the chip version (see §12).
The basic clock is obtained from the 32.768 kHz crystal oscillator. A thermal compensa.
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