Clock Product / Atomic Clock
RTC Series
RTC is a real-time clock chip with a built-in high-stability 32.768kHz TCXO and IC bus interface communication. In addition to the calendar and clock functions, it has alarm, fixed-cycle timing interrupt, time update interrupt, 32.768kHz frequency output to enable OE, oscillation stop detection to determine whether internal data is valid or invalid, power supply voltage monitoring function, clock accuracy adjustment function, arbitrary accuracy adjustment of the clock, etc. It is suitable for three meters, mobile phones, portable terminals and other small electronic instruments.
ST8939 Low power consumption: 0.6μA typical (Ta=25C). Operating voltage: 1.8V~5.5V; Timekeeping voltage: 1.5~5.5V. Operating temperature:-40C~+105C. Accuracy at room temperature is<±5ppm. Standard IIC bus interface mode, maximum speed 400kHz. Chip pin ESD>4KV Pass 4 kV EFT Interference Test CMOS Process Package Form:SOP8(150mil)&MSOP8.
ST8938 Low power consumption: 0.6μA typical(Ta=25C). Operating voltage: 1.8V~5.5V;Timekeeping voltage:1.5~5.5V. Operating temperature:-40C~+105C. Accuracy at room temperature is<±5ppm. Standard IC bus interface mode, maximum speed 400kHz. Chip pin ESD>4KV Pass 4 kV EFT Interference Test CMOS Process Package Form:SOP8(150mil)
ST8931 Low power consumption: 0.6μA typical (Ta=25C). Operating voltage: 2.5V~5.5V; Timekeeping:1.5V~5.5V. Operating temperature:-40C~+105C Standard IIC bus interface, maximum speed 400KHz (4.5V~5.5V). Chip pin ESD>4KV CMOS Process Package Form:SOP8(150mil) and SOP16(300mil)
ST8908 Low power consumption: 0.6μA typical (Ta=25C). Operating voltage:2.5V~5.5V. Operating temperature:-40°C~+105C. Accuracy at room temperature is<±5ppm. ROHS Recognized 3-wire serial interface, up to 2MHz. Chip pin ESD>4KV CMOS Process Package Form:SOP8.
ST8902 Low power consumption:0.6μA typical(Ta=25C). Operating voltage: 1.8V~5.5V; Clock voltage:1.5V~5.5V. Operating temperature:-40C~+105℃. ROHS Recognized 3-wire serial interface, up to 2MHz. Chip pin ESD>4KV CMOS Process Package Form:SOP8
ST8840 Low power consumption:0.6μA typical (VDD =3.0V,Ta=25°C). Operating voltage: 1.8V~5.5V;Timekeeping: 1.5V~5.5V. Operating temperature: Automotive Grade:-40C~+125°C; Industrial Grade:-40℃~+85C SPI interface, maximum speed 4Mbit/s. Chip pin ESD>4KV Passed AEC-Q100 Certification CMOS Process Package Form:3225 (3.2mmx2.5mmx0.75mm)
ST8832 Low power consumption: 0.5μA typical (VDD =3.0V,Ta=25C). Operating voltage: 1.8V~5.5V; Timekeeping:1.5V~5.5V. Operating temperature:-40°C~+105C. Standard IIC bus interface, maximum speed 400KHz (4.5V~5.5V). Chip pin ESD>4KV CMOS Process Package Form:SOP8.
ST8830 Low power consumption: 0.5μA typical (VDD =3.0V,Ta=25C). Operating voltage: 1.8V~5.5V; Timekeeping:1.5V~ 5.5V. Operating temperature:-40C~+105C Standard IIC bus interface, maximum speed 400KHz (4.5V~5.5V). Chip pin ESD>4KV CMOS Process Package Form:3225(3.2mmx2.5mmx0.75mm).
ST8827 Low power consumption:0.6μA typical (VDD =3.0V,Ta=25C). Operating voltage:2.2V~5.5V;Timekeeping:1.5v~5.5V. Operating temperature:-40C~+105C. ROHS Recognized Standard IIC bus interface, maximum speed 400KHz (4.5V~5.5V). Chip pin ESD>4KV CMOS Process Package Form:SOP14(198mil).
ST8825 Low power consumption: 0.6μAtypical (VDD=3.0V,Ta=25C). Operating voltage:2.5V~5.5V; Timekeeping:1.5v~5.5V. Operating temperature:-40C~+105℃. ROHS Recognized Standard IIC bus interface, maximum speed 400KHz (4.5V~5.5V). Chip pin ESD>4KV CMOS Process Package Form:SOP14(198mil).
ST8810 Low power consumption: 0.6μA typical (VDD =3.0V,Ta=25°C). Operating voltage: 1.5V~5.5V;Timekeeping:1.5v~5.5V. Operating temperature:-40°C~+105C. ROHS Recognized Standard IIC bus interface, maximum speed 400KHz(4.5V~5.5V). Chip pin ESD>4KV CMOS Process Package Form:SOP8.
ST8804 Low power consumption: 0.6μA typical (VDD =3.0V,Ta=25C). Operating voltage:2.5V~5.5V; Timekeeping:1.5V~5.5V. Operating temperature:-40C~+125C. Standard IIC bus interface, maximum speed 400KHz(4.5V~5.5V). Chip pin ESD>4KV CMOS Process Package Form:3225(3.2mmx2.5mmx0.75mm).
IPv6 network supported
