STMicroelectronics M48Z32V
256Kbit (32Kbit x 8) ZEROPOWER SRAM
FEATURES
● Integrated, ultra low power SRAM, and power- fail control circuit )● READ cycle time equals WRITE cycle time t(s● Automatic power-fail chip deselect and WRITE cprotection du● WRITE protect voltages: ro(VPFD = Power-fail deselect voltage) P )– M48Z32V: 2.7V ≤ VPFD ≤ 3.0V te t(s● Ultra-low standby current le c● RoHS COMPLIANT OObbssoolleettee PPrroodduucctt((ss)) -- OObbssoolete Produ– Lead-free second level interconnect 44 1 SO44 (MT) 44-pin SOIC November 2007 Rev 3 1/19 1 Contents Contents M48Z32V 1 Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2 Operating modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 2.1 Read mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 2.2 Write mode . . . . . . . . . . . . . . . . . . . . . .