STMicroelectronics M41T56C64
Serial Real Time Clock
| Part No. | M41T56C64 |
|---|---|
| Datasheet | M41T56C64 Download |
| Manufacturer |  STMicroelectronics |
| Description | Serial Real Time Clock |
| Buy | Stock & Price |
M41T56C64 Serial Real Time Clock with 56 bytes of NVRAM + 64 Kbit (8192 bit x 8) EEPROM Feature summary
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● 5V ±10% supply voltage I2C bus compatible Operating temperature of –40 to 85°C Packaging includes: – 18-lead SOIC (with embedded crystal) 18 Embedded crystal
● RoHS compliant 1 Serial RTC features
● Counters for seconds, minutes, hours, day, date, month, years, and century Embedded crystal package Software clock calibration Automatic power-fail detect and switch circuitry 56 bytes of general purpose SRAM Ultra-low battery supply current of 450nA Automatic leap year compensation Special software programmable output Two-wire I2C serial interface supports 100kHz protocol SOX18(MY) 18-pin (300mil) SOIC
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● Serial EEPROM features
● 8192 bytes of general purpose EEPROM (more than 1e6 erase/write cycles) Two-wire I2C serial interface supports 400kHz protocol Byte and page write (up to 32 bytes) More than 40 year data retention Self-timed programming cycle
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● September 2006 Rev 4 1/19 1 Contents M41T56C64 Contents 1 Summary description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
●
●
●
● 5V ±10% supply voltage I2C bus compatible Operating temperature of –40 to 85°C Packaging includes: – 18-lead SOIC (with embedded crystal) 18 Embedded crystal
● RoHS compliant 1 Serial RTC features
● Counters for seconds, minutes, hours, day, date, month, years, and century Embedded crystal package Software clock calibration Automatic power-fail detect and switch circuitry 56 bytes of general purpose SRAM Ultra-low battery supply current of 450nA Automatic leap year compensation Special software programmable output Two-wire I2C serial interface supports 100kHz protocol SOX18(MY) 18-pin (300mil) SOIC
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●
●
●
●
●
●
● Serial EEPROM features
● 8192 bytes of general purpose EEPROM (more than 1e6 erase/write cycles) Two-wire I2C serial interface supports 400kHz protocol Byte and page write (up to 32 bytes) More than 40 year data retention Self-timed programming cycle
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● September 2006 Rev 4 1/19 1 Contents M41T56C64 Contents 1 Summary description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
