MR45V100AMAZAATL

Memory IC Overview

The MR45V100AMAZAATL is a 1 Mbit Ferroelectric RAM (FRAM) memory integrated circuit manufactured by Rohm Semiconductor. It features an SPI serial interface with a maximum clock frequency of 40 MHz and operates within a supply voltage range of 1.8 V to 3.6 V. The device provides a storage organization of 128 K x 8 bits and is housed in an 8-SOP surface-mount package. It supports a wide operating temperature range from -40°C to +85°C.

Memory IC Feature Summary

• Non-volatile data retention capability inherent to ferroelectric memory technology
• Serial Peripheral Interface (SPI) communication protocol support
• Surface-mount packaging for automated assembly integration

Memory IC Applications

• Data logging systems requiring frequent write cycles
• Industrial control equipment needing reliable non-volatile storage
• Consumer electronics utilizing low-power memory solutions

Memory IC Procurement Notes

This component has reached the end-of-life status, indicating that the manufacturer will discontinue production. Verification of final purchase availability is required before design implementation. Engineers should confirm if existing stock remains or if alternative sourcing channels are necessary for maintenance purposes.

Memory IC Selection Notes

Designers must account for the discontinued status when selecting this part. Verify compatibility with existing SPI protocols and voltage levels. Consider the 8-SOP package dimensions for board layout constraints. Ensure that the 40 MHz clock speed meets system timing requirements despite the obsolescence warning.

Memory IC Part Context

This part belongs to the MR45V series of FRAM devices from Rohm Semiconductor. These components utilize ferroelectric technology to offer high endurance and fast write speeds compared to traditional flash memory. The specific model indicates a 1 Mbit capacity variant within this product family.

Memory IC Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Due to the end-of-life status, engineers should evaluate other FRAM manufacturers or consult official replacement guides for equivalent specifications.