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 (RTC) with alarms

Features ■ Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century ■ 32 KHz crystal oscillator with integrated load capacitance (12.5 pf) which provides exceptional oscillator stability and high crystal series resistance operation) ■ Oscillat

串行实时时钟（RTC），具有报警功能

Serial access real-time clock with alarms

文件：282.28 Kbytes Page：31 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 alarm

Features  For all new designs use M41T81S  Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century  32 KHz crystal oscillator integrating load capacitance (12.5 pF) providing exceptional oscillator stability and high crystal series resista

Serial access real-time clock with alarm

文件：460.56 Kbytes Page：29 Pages

Serial access Real-Time Clock with alarm

文件：301.73 Kbytes Page：30 Pages

Serial access real-time clock (RTC) with alarms

Features ■ Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century ■ 32 KHz crystal oscillator with integrated load capacitance (12.5 pf) which provides exceptional oscillator stability and high crystal series resistance operation) ■ Oscillat

Serial access real-time clock (RTC) with alarms

Features ■ Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century ■ 32 KHz crystal oscillator with integrated load capacitance (12.5 pf) which provides exceptional oscillator stability and high crystal series resistance operation) ■ Oscillat

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

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

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 (RTC) with alarms

Features ■ Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century ■ 32 KHz crystal oscillator with integrated load capacitance (12.5 pf) which provides exceptional oscillator stability and high crystal series resistance operation) ■ Oscillat

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

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

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 (RTC) with alarms

Features ■ Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century ■ 32 KHz crystal oscillator with integrated load capacitance (12.5 pf) which provides exceptional oscillator stability and high crystal series resistance operation) ■ Oscillat

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 (RTC) with alarms

Features ■ Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century ■ 32 KHz crystal oscillator with integrated load capacitance (12.5 pf) which provides exceptional oscillator stability and high crystal series resistance operation) ■ Oscillat

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

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

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

Serial access real-time clock (RTC) with alarms

文件：507.46 Kbytes Page：32 Pages

Serial access real-time clock with alarms

文件：282.28 Kbytes Page：31 Pages

封装/外壳：8-SOIC（0.154"，3.90mm 宽） 包装：管件 描述：IC RTC CLK/CALENDAR I2C 8-SOIC 集成电路（IC） 实时时钟

Serial access real-time clock with alarms

文件：282.28 Kbytes Page：31 Pages

Serial access real-time clock with alarms

文件：282.28 Kbytes Page：31 Pages

封装/外壳：18-SOX，带晶体的 18-SOIC（7.5mm 宽） 包装：卷带（TR）剪切带（CT）Digi-Reel® 得捷定制卷带 描述：IC RTC CLK/CALENDAR I2C 18-SOIC 集成电路（IC） 实时时钟

Serial access real-time clock with alarms

文件：282.28 Kbytes Page：31 Pages