M40Z111W - NVRAM CONTROLLER for up to TWO LPSRAM

Datasheet Summary

Description

The M40Z111/111W NVRAM Controller is a selfcontained device which converts a standard lowpower SRAM into a non-volatile memory.

ST Microelectronics

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Datasheet Details

Part number	M40Z111W
Manufacturer	STMicroelectronics
File Size	83.73 KB
Description	NVRAM CONTROLLER for up to TWO LPSRAM
Datasheet	M40Z111W Datasheet
Additional preview pages of the M40Z111W datasheet.

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Other Datasheets by ST Microelectronics

M40Z111 - NVRAM CONTROLLER for up to TWO LPSRAM
M40Z300 - NVRAM CONTROLLER for up to EIGHT LPSRAM
M40Z300W - NVRAM CONTROLLER for up to EIGHT LPSRAM
M40SZ100 - 5V or 3V NVRAM SUPERVISOR FOR LPSRAM

Full PDF Text Transcription

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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 ENABLE ACCESS PROPAGATION DELAY (for 5.0V device) PACKAGING INCLUDES a 28-LEAD SOIC and SNAPHAT® TOP (to be Ordered Separately) SOIC PACKAGE PROVIDES DIRECT CONNECTION for a SNAPHAT TOP which CONTAINS the BATTERY SNAPHAT (SH) Battery 28 1 SOH28 (MH) Figure 1.

Published: Apr 29, 2005 |