Serial Access Real-Time Clock with Alarms

Description The M41T81 is a low-power serial RTC with a built-in 32.768 kHz oscillator (external crystal controlled). Features ■ For all new designs other than automotive, use M41T81S (contact the ST sales office for automotive grade) ■ Counters for tenths/hundredths of seconds,

Serial access Real-Time Clock with alarm

文件：301.73 Kbytes Page：30 Pages

Serial access real-time clock with alarm

文件：460.56 Kbytes Page：29 Pages

Serial Access Real-Time Clock with Alarms

Description The M41T81 is a low-power serial RTC with a built-in 32.768 kHz oscillator (external crystal controlled). Features ■ For all new designs other than automotive, use M41T81S (contact the ST sales office for automotive grade) ■ Counters for tenths/hundredths of seconds,

Serial Access Real-Time Clock with Alarms

Description The M41T81 is a low-power serial RTC with a built-in 32.768 kHz oscillator (external crystal controlled). Features ■ For all new designs other than automotive, use M41T81S (contact the ST sales office for automotive grade) ■ Counters for tenths/hundredths of seconds,

Serial Access Real-Time Clock with Alarms

Summary description The M41T81S is a low power Serial RTC with a built-in 32.768kHz oscillator (external crystal controlled). Eight bytes of the SRAM (see Table 2: Clock register map on page 15) are used for the clock/calendar function and are configured in binary coded decimal (BCD) format. An a

Serial access real-time clock with alarms

文件：282.28 Kbytes Page：31 Pages