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M40SZ100Y - NVRAM supervisor

Download the M40SZ100Y datasheet PDF. This datasheet also covers the M40SZ100 variant, as both devices belong to the same nvram supervisor family and are provided as variant models within a single manufacturer datasheet.

General Description

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📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (M40SZ100_STMicroelectronics.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

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M40SZ100 5V or 3V NVRAM SUPERVISOR FOR LPSRAM ST Microelectronics
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Other Datasheets by STMicroelectronics

Part Number Description
M40SZ100W NVRAM supervisor

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
M40SZ100Y M40SZ100W 5V or 3V NVRAM SUPERVISOR FOR LPSRAM FEATURES SUMMARY s CONVERT LOW POWER SRAMs INTO NVRAMs s 5V OR 3V OPERATING VOLTAGE s PRECISION POWER MONITORING and POWER SWITCHING CIRCUITRY s AUTOMATIC WRITE-PROTECTION WHEN VCC IS OUT-OF-TOLERANCE s CHOICE OF SUPPLY VOLTAGES and POWER-FAIL DESELECT VOLTAGES: – M40SZ100Y: VCC = 4.5 to 5.5V; 4.20V ≤ VPFD ≤ 4.50V – M40SZ100W: VCC = 2.7 to 3.6V; 2.55V ≤ VPFD ≤ 2.70V s RESET OUTPUT (RST) FOR POWER ON RESET s 1.25V REFERENCE (for PFI/PFO) s LESS THAN 10ns CHIP ENABLE ACCESS PROPAGATION DELAY (at 5V) s OPTIONAL PACKAGING INCLUDES A 28LEAD SOIC and SNAPHAT® TOP (to be ordered separately) s 28-LEAD SOIC PACKAGE PROVIDES DIRECT CONNECTION FOR A SNAPHAT TOP WHICH CONTAINS THE BATTERY s BATTERY LOW PIN (BL) Figure 1.