Real-time Clock IC

OVERVIEW The SM8578BV is a serial interface, real-time clock IC that uses a 32.768 kHz crystal oscillator for its refer ence timing. It comprises second-counter to year-counter clock and calendar circuits that feature automatic leap-year adjustment, alarm and timer interrupt functions, as well as

Real-time Clock IC

Real-time Clock IC

The SM8578B is a serial-interface, real-time clock IC that uses a 32.768kHz crystal oscillator for its reference timing. It comprises second-counter to year-counter clock and calendar circuits that feature automatic leap-year adjustment, alarm and timer interrupt functions, as well as oscillator sto ●Day, day-of-week, hour, and minute alarm interrupt function\n●1/4096 seconds to 255 minutes presettable interval timer interrupt function\n●Time update detection function\n●Abnormal oscillation detection function\n●1.6 to 5.5V wide operating voltage range\n●0.5 µA (typ.) current consumption (VDD=3.;

Real-time Clock IC

OVERVIEW The SM8578BV is a serial interface, real-time clock IC that uses a 32.768 kHz crystal oscillator for its refer ence timing. It comprises second-counter to year-counter clock and calendar circuits that feature automatic leap-year adjustment, alarm and timer interrupt functions, as well as

Real-time Clock IC

Real-time Clock IC

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LCD row/column driver for dot matrix graphic displays

GENERAL DESCRIPTION The PCF8578 is a low power CMOS LCD row/column driver, designed to drive dot matrix graphic displays at multiplex rates of 1 : 8, 1 : 16, 1 : 24 or 1 : 32. The device has 40 outputs, of which 24 are programmable, configurable as 32⁄8, 24⁄16, 16⁄24 or 8⁄32 rows/columns. The PCF

Dual common-mode rejection differential line receiver

文件：55.41 Kbytes Page：13 Pages

Dual common-mode rejection differential line receiver

文件：55.41 Kbytes Page：13 Pages