REAL TIME CLOCK IC(External Crystal Oscillator)

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.

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

ST8563 Low power consumption: 0.45μA typical (VDD =3.0V,Ta=25C). Operating voltage: 1.5V~5.5V;Clock voltage:1.0V~5.5V. Operating temperature:-40°C~+85°C. Passed AEC-Q100 Certification Standard IIC bus interface, maximum speed 400KHz (4.5V~5.5V). Built-in IIC bus 0.5 seconds automatic reset function Chip pin ESD>4KV CMOS Process Package Form:SOP8/MSOP8/TSSOP8.

ST8200 Low power consumption: 0.6μA typical(Ta=25C). Operating voltage:1.8V~5.5V; Clock voltage: 1.2V~5.5V. Operating temperature:-40C~+105°C. ROHS Recognized Standard IIC bus interface, maximum speed 400KHz (4.5V~5.5V). Chip pin ESD>4KV CMOS Process Package Form:SOP8(150mil).

ST8190 Low power consumption: 0.4μA typical (VDD=3.0V,Ta=25°℃). Operating voltage: 1.5V~5.5V; Clock voltage:1.2V~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:SOP8/TSSOP8.

ST3068 Low power consumption: 0.8μA typical (VDD=3.0V,Ta=25C). Operating voltage:2.7V~5.5V. Operating temperature:-40C~+85°C. ROHS Recognized Standard IIC bus interface, maximum speed 400KHz (4.5V~5.5V). Chip pin ESD>4KV CMOS Process Package Form:SOP8/TSSOP8.

ST2068 Low power consumption: 1μA typical (VDD =3.0V,Ta=25°C). Operating voltage:1.5V~5.5V. Operating temperature:-40℃~+85C. ROHS Recognized Standard IIC bus interface, maximum speed 400KHz (4.5V~5.5V). Chip pin ESD>4KV CMOS Process Package Form:SOP8/TSSOP8.

ST2058 Low power consumption: 1μAtypical (VDD =3.0V,Ta=25°C). Operating voltage:1.3V~5.5V. Operating temperature:-40°C~+125C. Passed AEC-Q100&AEC-Q200Certification Standard IIC bus interface, maximum speed 400KHz (4.5V~5.5V). Built-in IIC bus 0.5 seconds automatic reset function Chip pin ESD>4KV CMOS Process Package Format:SOP8/MSOP8/DFN3x3-10.