MB85RS128APNF-G-JNERE1

Memory IC Overview

The MB85RS128APNF-G-JNERE1 is a 128Kbit (16 K × 8) Ferroelectric Random Access Memory (FRAM) utilizing SPI interface technology. It operates within a supply voltage range of 3.0 V to 3.6 V and supports clock frequencies up to 25 MHz. The device features high endurance of 10^12 read/write operations per byte and data retention of 10 years at +55 °C or 55 years at +35 °C. It functions in an ambient temperature range of -40 °C to +85 °C and is housed in an 8-pin plastic SOP package.

Memory IC Feature Summary

• Non-volatile memory architecture eliminates the need for backup batteries while providing rapid write access without wait times.
• Supports Serial Peripheral Interface (SPI) modes 0 and 3 with integrated block protection and hold functionality.

Memory IC Applications

• Data logging systems requiring frequent write cycles
• Industrial control applications demanding high endurance
• Embedded systems needing battery-free volatile-like storage

Memory IC Procurement Notes

Verify component authenticity through official manufacturer channels or authorized distributors. Confirm compliance with REACH, EU RoHS, and China RoHS directives prior to integration. Ensure proper handling procedures are followed due to Moisture Sensitivity Level 3 classification. Review datasheet specifications for absolute maximum ratings to prevent device damage during operation.

Memory IC Selection Notes

Select this component when designing systems that require non-volatile storage with high write endurance and low power consumption. It is suitable for applications where battery replacement is impractical. Verify that the system voltage aligns with the 3.0 V to 3.6 V operating range. Consider the 8-pin SOP package constraints for PCB layout and thermal management requirements.

Memory IC Part Context

This part belongs to the MB85RS128A series of FRAM chips manufactured by RAMXEED (originally Fujitsu Semiconductor). It serves as a drop-in replacement for traditional SRAM in non-volatile applications. The series offers advantages over Flash and EEPROM technologies regarding speed and endurance. It is designed for use in various electronic devices requiring reliable data storage.

Memory IC Replacement Considerations

MB85RS128BPNF-G-JNE1

Memory IC FAQ

What SPI modes does the MB85RS128A support?

The device supports SPI mode 0 (CPOL=0, CPHA=0) and SPI mode 3 (CPOL=1, CPHA=1).

How is data retention defined for this component?

Data retention is specified as 10 years at an ambient temperature of +55 °C and 55 years at +35 °C.