M48Z19 - CMOS 8K x 8 ZEROPOWER SRAM
The M48Z09,19 ZEROPOWER® RAM is an 8K x 8 non-volatile static RAM which is pin and function compatible with the MK48Z09,19.
A special 28 pin 600mil DIP CAPHAT™ package houses the M48Z09,19 silicon with a long life lithium button cell to form a highly integrated battery backed-up memory solution.
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M48Z09 M48Z19 CMOS 8K x 8 ZEROPOWER SRAM INTEGRATED ULTRA LOW POWER SRAM, POWER-FAIL CONTROL CIRCUIT and BATTERY UNLIMITED WRITE CYCLES READ CYCLE TIME EQUALS WRITE CYCLE TIME AUTOMATIC POWER-FAIL CHIP DESELECT and WRITE PROTECTION POWER-FAIL INTERRUPT CHOICE of TWO WRITE PROTECT VOLTAGES: M48Z09: 4.5V ≤ VPFD ≤ 4.75V M48Z19: 4.2V ≤ VPFD ≤ 4.5V SELF CONTAINED BATTERY in the CAPHAT DIP PACKAGE 11 YEARS of DATA RETENTION in the ABSENCE of POWER PIN and FUNCTION COMPATIBLE with t