Low Voltage Real Time Clock (RTC)

General Description\nThe LV8572A is intended for use in microprocessor based systems where information is required for multi-tasking, data logging or general time of day/date information. This device is implemented in low voltage silicon gate microCMOS technology to provide low standby power in batt ■ 3.3V g10% supply\n■ Full function real time clock/calendar\n   - 12/24 hour mode timekeeping\n   - Day of week and day of years counters\n   - Four selectable oscillator frequencies\n   - Parallel resonant oscillator\n■ Power fail features\n   - Internal power supply switch to external battery;

LV8572A Low Voltage Real Time Clock (RTC)

文件：329.67 Kbytes Page：20 Pages

LV8572A Low Voltage Real Time Clock (RTC)

文件：329.67 Kbytes Page：20 Pages

LV8572A Low Voltage Real Time Clock (RTC)

LV8572A Low Voltage Real Time Clock (RTC)

文件：329.67 Kbytes Page：20 Pages

Zero-Drift, Single-Supply, Rail-to-Rail Input/Output Operational Amplifiers

GENERAL DESCRIPTION This family of amplifiers has ultralow offset, drift, and bias current. The AD8571, AD8572, and AD8574 are single, dual, and quad amplifiers, respectively, featuring rail-to-rail input and output swings. All are guaranteed to operate from 2.7 V to 5 V single supply. The A

Real Time Clock (RTC)

文件：367.99 Kbytes Page：22 Pages