ST8803
Low power consumption: 0.6μAtypical (VDD =3.0V,Ta=25°C).
Operating voltage: 1.8V~5.5V;Timekeeping:1.5V~5.5V.
Operating temperature:-40℃~+105C.
Standard IIC bus interface, maximum speed 400KHz (4.5V~5.5V).
Chip pin ESD>4KV
CMOS Process
Package Form:3515 (3.5mmX1.5mmx0.75mm).
Model :
ST8803REAL TIME CLOCK IC(Built-in Crystal Oscillator) ST8803
Built-in 70-byte general-purpose SRAM
high precision timing function in a wide temperature range:
25C<1ppm,-40°C~+85°C<3ppm,+86C~+105C<10ppm.
disposable or rechargeable backup battery input pin VBAT
Built-in IIC bus 0.5 seconds automatic reset function
Built-in 1/1024 second register
Built-in communication verification function
Built-in clock data write-protection function


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