Purchase M48T39Y, In-stock M48T39Y From SeekIC.
Part Number: M48T39Y
Description: The M48T39Y TIMEKEEPER® RAM is a non-volatile 262,144 bit static RAM and real time cloc...
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M48T39Y
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DataSheet
General Description
M48T39Y General Description
The M48T39Y TIMEKEEPER® RAM is a non-volatile 262,144 bit static RAM and real time clock organized as 32,768 words by 8 bits. System integration features include Programmable Alarms, Watchdog Timer and Interval Timer. The
special 32-pin DIP package provides a highly integrated battery back-up memory and real time clock solution.
M48T39Y Features
` INTEGRATED ULTRA LOW POWER SRAM, REAL TIME CLOCK, POWER-FAIL CONTROL CIRCUIT, BATTERY and CRYSTAL
` BCD CODED YEAR, MONTH, DAY, DATE, HOURS, MINUTES and SECONDS
` AUTOMATIC POWER-FAIL CHIP DESELECT and WRITE PROTECTION
` WRITE PROTECT VOLTAGE (VPFD = Power-fail Deselect Voltage):
M48T39Y: 4.20V VPFD 4.50V
` PROGRAMMABLE INTERRUPTS and SQUARE WAVE OUTPUT
` WATCHDOG TIMER RESTARTS on OUT-OF-CONTROL PROCESSOR
` CLOCK ACCURACY IS BETTER THAN ±1 MINUTE per MONTH at 25
` 10 YEARS of DATA RETENTION and CLOCK OPERATION in the ABSENCE of POWER
` SELF-CONTAINED BATTERY and CRYSTAL in DIP PACKAGE
` PROGRAMMABLE ALARM OUTPUT ACTIVE in the BATTERY BACK-UP MODE
` PIN and FUNCTION COMPATIBLE with DS1386
` BCD CODED YEAR, MONTH, DAY, DATE, HOURS, MINUTES and SECONDS
` AUTOMATIC POWER-FAIL CHIP DESELECT and WRITE PROTECTION
` WRITE PROTECT VOLTAGE (VPFD = Power-fail Deselect Voltage):
M48T39Y: 4.20V VPFD 4.50V
` PROGRAMMABLE INTERRUPTS and SQUARE WAVE OUTPUT
` WATCHDOG TIMER RESTARTS on OUT-OF-CONTROL PROCESSOR
` CLOCK ACCURACY IS BETTER THAN ±1 MINUTE per MONTH at 25
` 10 YEARS of DATA RETENTION and CLOCK OPERATION in the ABSENCE of POWER
` SELF-CONTAINED BATTERY and CRYSTAL in DIP PACKAGE
` PROGRAMMABLE ALARM OUTPUT ACTIVE in the BATTERY BACK-UP MODE
` PIN and FUNCTION COMPATIBLE with DS1386
M48T39Y Connection Diagram
M48T39Y
PDF/DataSheet Download
- Datasheet: M48T39Y
- File Size: 31546 KB
- Manufacturer: STMICROELECTRONICS [STMicroelectronics]
- Click here to Download
- ·M485L1624FT0
- SAMSUNG [Samsung semiconductor]
- DDR SDRAM SODIMM
- 270388 KB
- ·M485L1624FT0-CA2
- SAMSUNG [Samsung semiconductor]
- DDR SDRAM SODIMM
- 270388 KB
- ·M485L1624FT0-CB0
- SAMSUNG [Samsung semiconductor]
- DDR SDRAM SODIMM
- 270388 KB
- ·M485L1624FT0-CB3
- SAMSUNG [Samsung semiconductor]
- DDR SDRAM SODIMM
- 270388 KB
- ·M485L1624FU0-CA2
- SAMSUNG [Samsung semiconductor]
- DDR SDRAM SODIMM
- 270810 KB
- ·M485L1624FU0-CB0
- SAMSUNG [Samsung semiconductor]
- DDR SDRAM SODIMM
- 270810 KB
- ·M485L1624FU0-CB3
- SAMSUNG [Samsung semiconductor]
- DDR SDRAM SODIMM
- 270810 KB
- ·M48C260
- Atmel
- MARC4 – 4-bit Microcontroller
- 578088 KB
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