Contextual Info: M41T81S Serial access real-time clock RTC with alarms Datasheet − production data 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

M41T81S

Abstract: AN1012
Contextual Info: M41T81S Serial access real-time clock 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

M41T81

Abstract: M41T81MX
Contextual Info: M41T81 Serial Access Real-Time Clock with Alarms FEATURES SUMMARY • ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ 2.0 TO 5.5V CLOCK OPERATING VOLTAGE COUNTERS FOR TENTHS/HUNDREDTHS OF SECONDS, SECONDS, MINUTES, HOURS, DAY, DATE, MONTH, YEAR, AND CENTURY

Contextual Info: M41T81S Serial access real-time clock RTC with alarms Datasheet − production data Features • ■ ■ ■ Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century 32 KHz crystal oscillator with integrated load

M41T81

Abstract: AN1012 M41T81S bmb2 smd M41T813 ABE smd
Contextual Info: M41T81 Serial access real-time clock with alarm Not For New Design Features • For new designs use M41T81S ■ Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century ■ 8 32 KHz crystal oscillator integrating load

Contextual Info: M41T81 Serial access real-time clock with alarm Datasheet - production data Description 8 1 SO8 8-pin SOIC Features • For all new designs use M41T81S  Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century

BR1225

Abstract: BR1632 M41T81 M4TXX-BR12SH SOH28
Contextual Info: M41T81 SERIAL ACCESS RTC WITH ALARMS FEATURES SUMMARY • 2.0 TO 5.5V CLOCK OPERATING VOLTAGE ■ COUNTERS FOR TENTHS/HUNDREDTHS OF SECONDS, SECONDS, MINUTES, HOURS, DAY, DATE, MONTH, YEAR, and CENTURY ■ AUTOMATIC SWITCH-OVER and DESELECT CIRCUITRY ■ SERIAL INTERFACE SUPPORTS I2C BUS

KDS 32kHZ crystal

Abstract: M41T81
Contextual Info: M41T81 SERIAL ACCESS RTC WITH ALARMS FEATURES SUMMARY • 2.0 TO 5.5V CLOCK OPERATING VOLTAGE ■ COUNTERS FOR TENTHS/HUNDREDTHS OF SECONDS, SECONDS, MINUTES, HOURS, DAY, DATE, MONTH, YEAR, and CENTURY ■ AUTOMATIC SWITCH-OVER and DESELECT CIRCUITRY ■ SERIAL INTERFACE SUPPORTS I2C BUS

Contextual Info: M41T81 Serial Access Real-Time Clock with Alarms FEATURES SUMMARY • ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ 2.0 TO 5.5V CLOCK OPERATING VOLTAGE COUNTERS FOR TENTHS/HUNDREDTHS OF SECONDS, SECONDS, MINUTES, HOURS, DAY, DATE, MONTH, YEAR, AND CENTURY

41T81S

Abstract: SOX18
Contextual Info: M41T81S Serial Access Real-Time Clock with Alarms PRELIMINARY DATA FEATURES SUMMARY • ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ 2.0 TO 5.5V CLOCK OPERATING VOLTAGE COUNTERS FOR TENTHS/HUNDREDTHS OF SECONDS, SECONDS, MINUTES, HOURS, DAY, DATE, MONTH, YEAR, AND

MS 7529

Abstract: block diagram for RF transmitter AND RECEIVER doc AN1012 M41T81 M41T81S AN-1572 bmb2 smd
Contextual Info: M41T81 Serial access real-time clock with alarm Not recommended for new design Features • For all new designs other than automotive, use M41T81S contact the ST sales office for automotive grade ■ Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month,

circuit of alarm clock

Abstract: M41T81 10 alarm clock ic CLOCK GENERATOR 1HZ 400khz xtal "programmable clock" i2c kh400 i2c rtc M41T81M6 SOH28
Contextual Info: Serial Real-Time Clock M41T81 2 with I C Interface and Alarm www.st.com/nvram M41T81 VCC VCC VBAT BATTERY SWITCHOVER and WRITE PROTECT VSS VCC WATCHDOG µC/µP SQUAREWAVE 2 • 400 kHz I C I2C 400 kHz I2C • Calibration • Alarm/Watchdog Alarm/Watchdog REAL-TIME

M41T81

Abstract: AN1012 M4TXX-BR12SH ABE smd 1054a
Contextual Info: M41T81 512 Bit 64 bit x 8 SERIAL ACCESS RTC SRAM with ALARMS PRELIMINARY DATA FEATURES SUMMARY • 2.0 to 5.5V CLOCK OPERATING VOLTAGE ■ Figure 1. Packages COUNTERS for TENTHS/HUNDREDTHS of SECONDS, SECONDS, MINUTES, HOURS, DAY, DATE, MONTH, YEAR, and CENTURY

Contextual Info: M41T81 Serial access real-time clock with alarm Not recommended for new design Features • For all new designs other than automotive, use M41T81S contact the ST sales office for automotive grade ■ Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month,

Contextual Info: M41T81 SERIAL ACCESS RTC WITH ALARMS FEATURES SUMMARY • 2.0 TO 5.5V CLOCK OPERATING VOLTAGE ■ COUNTERS FOR TENTHS/HUNDREDTHS OF SECONDS, SECONDS, MINUTES, HOURS, DAY, DATE, MONTH, YEAR, and CENTURY ■ AUTOMATIC SWITCH-OVER and DESELECT CIRCUITRY ■ SERIAL INTERFACE SUPPORTS I2C BUS

Contextual Info: M41T81 Serial Access Real-Time Clock with Alarms FEATURES SUMMARY • ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ 2.0 TO 5.5V CLOCK OPERATING VOLTAGE COUNTERS FOR TENTHS/HUNDREDTHS OF SECONDS, SECONDS, MINUTES, HOURS, DAY, DATE, MONTH, YEAR, AND CENTURY

KDS 32kHZ crystal

Abstract: M41T81 BR1225 BR1632 M4TXX-BR12SH SOH28
Contextual Info: M41T81 SERIAL ACCESS RTC WITH ALARMS FEATURES SUMMARY • 2.0 TO 5.5V CLOCK OPERATING VOLTAGE ■ COUNTERS FOR TENTHS/HUNDREDTHS OF SECONDS, SECONDS, MINUTES, HOURS, DAY, DATE, MONTH, YEAR, and CENTURY ■ AUTOMATIC SWITCH-OVER and DESELECT CIRCUITRY ■ SERIAL INTERFACE SUPPORTS I2C BUS

AN922

Abstract: M41T81 M41T11 AN1011 M41ST84 M41T00 M41T56 M41T94 AN-922 BE550
Contextual Info: AN922 APPLICATION NOTE Using a Super Cap to Back-up the M41T56, M41T00, M41T11, M41T81, M41T94, and M41ST84 16-pin INTRODUCTION The M41T56, M41T00, M41T11, M41T81, M41T94, and M41ST84 (16-pin) TIMEKEEPER devices from STMicroelectronics are used by applications designers who need a single chip device that offers fast

AN1572

Abstract: AN1012 M41T81 M41T81S KDS Crystals 32.768kHz bmb2 smd ABE smd
Contextual Info: M41T81 Serial access Real-Time Clock with alarm Feature summary • Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century ■ 32KHz crystal oscillator integrating load capacitance 12.5pF providing exceptional

41t81

Abstract: M41T81 BR1225 BR1632 bmb2 smd rtc with internal backup battery KDS Crystals 32.768 DT-38 ABE smd
Contextual Info: M41T81 SERIAL ACCESS RTC WITH ALARMS FEATURES SUMMARY • 2.0 TO 5.5V CLOCK OPERATING VOLTAGE ■ COUNTERS FOR TENTHS/HUNDREDTHS OF SECONDS, SECONDS, MINUTES, HOURS, DAY, DATE, MONTH, YEAR, and CENTURY ■ AUTOMATIC SWITCH-OVER and DESELECT CIRCUITRY ■ SERIAL INTERFACE SUPPORTS I2C BUS

M41T81S

Abstract: KDS 32kHZ crystal quartz kds KDS Crystals 32.768 KDS Crystals oscillator AN1012
Contextual Info: M41T81S Serial access real-time clock with alarms Features • Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century ■ 32KHz crystal oscillator with integrated load capacitance 12.5pf which provides exceptional oscillator stability and high crystal

m41t81

Contextual Info: M41T81 SERIAL ACCESS RTC WITH ALARMS PRELIMINARY DATA FEATURES SUMMARY • 2.0 TO 5.5V CLOCK OPERATING VOLTAGE ■ Figure 1. 8-pin SOIC Package COUNTERS FOR TENTHS/HUNDREDTHS OF SECONDS, SECONDS, MINUTES, HOURS, DAY, DATE, MONTH, YEAR, and CENTURY ■ AUTOMATIC SWITCH-OVER and DESELECT

SOX18

Contextual Info: M41T81 Serial Access Real-Time Clock with Alarms FEATURES SUMMARY • ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ 2.0 TO 5.5V CLOCK OPERATING VOLTAGE COUNTERS FOR TENTHS/HUNDREDTHS OF SECONDS, SECONDS, MINUTES, HOURS, DAY, DATE, MONTH, YEAR, AND CENTURY AUTOMATIC SWITCH-OVER AND

Contextual Info: M41T81 SERIAL ACCESS RTC WITH ALARMS FEATURES SUMMARY • 2.0 TO 5.5V CLOCK OPERATING VOLTAGE ■ COUNTERS FOR TENTHS/HUNDREDTHS OF SECONDS, SECONDS, MINUTES, HOURS, DAY, DATE, MONTH, YEAR, and CENTURY ■ AUTOMATIC SWITCH-OVER and DESELECT CIRCUITRY ■ SERIAL INTERFACE SUPPORTS I2C BUS