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M41T256YMH7TR Datasheet (PDF) - STMicroelectronics

M41T256YMH7TR Datasheet PDF - STMicroelectronics
No. de pieza M41T256YMH7TR
Descarga  M41T256YMH7TR Descarga

Tamaño del archivo   522.31 Kbytes
Page   27 Pages
Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics
Descripción Electrónicos 256 Kbit 32K x8 SERIAL RTC

M41T256YMH7TR Datasheet (PDF)

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M41T256YMH7TR Datasheet PDF - STMicroelectronics

No. de pieza M41T256YMH7TR
Descarga  M41T256YMH7TR Click to download

Tamaño del archivo   522.31 Kbytes
Page   27 Pages
Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics
Descripción Electrónicos 256 Kbit 32K x8 SERIAL RTC

M41T256YMH7TR Datasheet (HTML) - STMicroelectronics

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M41T256YMH7TR Detalles de producto

SUMMARY DESCRIPTION
The M41T256Y Serial TIMEKEEPER® SRAM is a low power 256 Kbit static CMOS SRAM organized as 32K words by 8 bits. A built-in 32.768kHz oscillator (external crystal controlled) and 8 bytes of the SRAM (see Table 3., page 14) are used for the clock/calendar function and are configured in binary coded decimal (BCD) format.

FEATURES SUMMARY
■ 5V OPERATING VOLTAGE
■ SERIAL INTERFACE SUPPORTS EXTENDED I2C BUS ADDRESSING (400kHz)
■ AUTOMATIC SWITCH-OVER AND DESELECT CIRCUITRY
■ POWER-FAIL DESELECT VOLTAGES:
   – M41T256Y: VCC = 4.5 to 5.5V;
      VPFD = 4.2 < VPFD < 4.5V
■ COUNTERS FOR TENTHS/HUNDREDTHS OF SECONDS, SECONDS, MINUTES, HOURS, DAY, DATE, MONTH, and YEAR
■ PROGRAMMABLE SOFTWARE CLOCK CALIBRATION
■ 32,752 BYTES OF GENERAL PURPOSE RAM
■ MICROPROCESSOR POWER-ON RESET
■ HOLDS MICROPROCESSOR IN RESET UNTIL SUPPLY VOLTAGE REACHES STABLE OPERATING LEVEL
■ AUTOMATIC ADDRESS-INCREMENTING
■ TAMPER INDICATION CIRCUIT WITH TIMESTAMP
■ SLEEP MODE FUNCTION
■ PACKAGING INCLUDES A 44-LEAD SOIC AND SNAPHAT® TOP (to be ordered separately)
■ SOIC PACKAGE PROVIDES DIRECT CONNECTION FOR A SNAPHAT® TOP WHICH CONTAINS THE BATTERY AND CRYSTAL




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Acerca de STMicroelectronics


STMicroelectronics es un fabricante multinacional de electrónica y semiconductores con sede en Ginebra, Suiza.

La compañía ofrece una amplia gama de productos que incluyen microcontroladores, sensores, amplificadores de energía y circuitos integrados para diversas aplicaciones en los mercados automotrices, industriales y de consumo.

Fundada en 1987, Stmicroelectronics tiene operaciones en más de 100 países y es una de las compañías semiconductores más grandes del mundo.

*Esta información es solo para fines informativos generales, no seremos responsables de ninguna pérdida o daño causado por la información anterior.




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