M40Z111W Datasheet - ST Microelectronics

M40Z111W NVRAM CONTROLLER for up to TWO LPSRAM

The M40Z111/111W NVRAM Controller is a selfcontained device which converts a standard lowpower SRAM into a non-volatile memory. A precision voltage reference and comparator monitors the VCC input for an o.

M40Z111 M40Z111W NVRAM CONTROLLER for up to TWO LPSRAM CONVERT LOW POWER SRAMs into NVRAMs PRECISION POWER MONITORING and POWER SWITCHING CIRCUITRY AUTOMATIC WRITE-PROTECTION when VCC is OUT-OF-TOLERANCE CHOICE of SUPPLY VOLTAGES and POWER-FAIL DESELECT VOLTAGES: M40Z111: VCC = 4.5V to 5.5V THS = VSS 4.5V ≤ VPFD ≤ 4.75V THS = VOUT 4.2V ≤ VPFD ≤ 4.5V M40Z111W: VCC = 3.0V to 3.6V THS = VSS 2.8V ≤ VPFD ≤ 3.0V VCC = 2.7V to 3.3V THS = VOUT 2.5 ≤ VPFD ≤ 2.7V LESS THAN 15ns CHIP E.

M40Z111W_STMicroelectronics.pdf