M48T559Y Datasheet - ST Microelectronics

M48T559Y 64 Kbit 8Kb x8 TIMEKEEPER SRAM with ADDRESS/DATA MULTIPLEXED

The M48T559Y TIMEKEEPER ® RAM is an 8K x 8 non-volatile static RAM and real time clock. The monolithic chip is available in the SNAPHAT package to provide a highly integrated battery backedup memory and real time clock solution. The 28 pin 330mil SOIC provides sockets with gold plated contacts at bo.

M48T559Y 64 Kbit (8Kb x8) TIMEKEEPER® SRAM with ADDRESS/DATA MULTIPLEXED s SOFTWARE and HARDWARE RESET for WATCHDOG TIMER REGISTER COMPATIBLE with M48T59 TIMEKEEPER SRAM ADDRESS/DATA MULTIPLEXED I/O PINS WATCHDOG TIMER - MONITORS OUT of CONTROL PROCESSOR or HUNG BUS ALARM with WAKE-UP in BATTERY MODE INTEGRATED ULTRA LOW POWER SRAM, REAL TIME CLOCK, POWER-FAIL CONTROL CIRCUIT and BATTERY FREQUENCY TEST OUTPUT for REAL TIME CLOCK AUTOMATIC POWER-FAIL CHIP DESELECT and WRITE PROTECTION WRITE PROT.

M48T559Y Features

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M48T559Y_STMicroelectronics.pdf