M48Z09 Datasheet - ST Microelectronics

M48Z09 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. Tab.

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.

M48Z09_STMicroelectronics.pdf