Renesas M30082040054X0PWAY

Overview

M30082040054X0PWAY from Renesas is a 8Mb serial STT-MRAM non-volatile memory IC with QSPI interface, 1.71–2.0V or 2.7–3.6V supply, industrial-plus temperature range (−40°C to +105°C), and 54MHz DDR timing - deployed in factory automation controllers for real-time parameter retention during power loss.

For engineers reviewing the M30082040054X0PWAY datasheet, M30082040054X0PWAY pinout, M30082040054X0PWAY application, or M30082040054X0PWAY equivalent, key selection considerations include QSPI DDR timing compliance, dual-voltage operation, hardware/software write protection, 256-byte augmented storage array, and industrial-plus thermal rating for embedded control systems.

Technical Context

The M30082040054X0PWAY implements a 40nm pMTJ spin-transfer torque MRAM core with true random-access read/write capability and SRAM-compatible timing. It supports Quad SPI (4-4-4) mode with double data rate clocking at 54MHz, enabling 432 Mbps effective throughput while maintaining non-volatility.

Its architecture includes dedicated command/control logic, dual-mode power management (Deep Power Down and Hibernate), and a separate 256-byte user-programmable augmented storage array with per-section write protection - all accessible via standard SPI instructions without external support circuitry.

Key Specifications

Pinout & Package

8-pad DFN (WSON) package, 5.0 mm × 6.0 mm body, 0.5 mm pitch, exposed thermal pad (not electrically connected). Pin 1 marked by dot or bevelled corner.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar serial non-volatile memory applications.

Compared with FM25V08-G and CY14B108N-ZSP25XI, the M30082040054X0PWAY offers superior temperature range, QSPI DDR bandwidth, integrated hardware/software protection, and zero-latency writes - making it optimal for new industrial and medical designs requiring robust, future-proof serial NVM.

Availability

M30082040054X0PWAY is available at Aetrix Electronics and suitable for factory automation, medical diagnostics, and industrial control applications requiring stable component supply, long-term lifecycle assurance, and RoHS/REACH-compliant sourcing.

Supply support for M30082040054X0PWAY includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Renesas Electronics is a global semiconductor leader specializing in microcontrollers, analog, power, and memory solutions for industrial, automotive, and infrastructure markets.

The M30082040054X0PWAY belongs to Renesas' Persistent SRAM (P-SRAM) product line, designed specifically to replace battery-backed SRAM and legacy Flash/NVRAM in high-reliability embedded systems demanding instant-write non-volatility.

FAQ

What voltage ranges does the M30082040054X0PWAY support?

The M30082040054X0PWAY supports two independent supply rails: 1.71 V to 2.00 V for 1.8 V systems and 2.70 V to 3.60 V for 3.3 V systems. Both ranges are fully specified across the full −40°C to +105°C operating temperature. The device automatically adapts internal regulation and timing to the applied VCC level without external configuration - ensuring reliable operation in mixed-voltage industrial PCBs where the M30082040054X0PWAY may share power domains with diverse peripherals.

Does the M30082040054X0PWAY support Quad SPI DDR mode?

Yes, the M30082040054X0PWAY supports Quad SPI (4-4-4) in Double Data Rate mode at up to 54 MHz, delivering an effective throughput of 432 Mbps. This is confirmed in the datasheet's Features section and Table 3 (Interface Modes of Operations). The M30082040054X0PWAY uses both rising and falling clock edges for data transfer in DDR mode, and supports all standard QPI instructions including Fast Read Quad Output and Page Program Quad Input - enabling high-bandwidth firmware updates and real-time data buffering in applications like industrial gateways.

What is the purpose of the Augmented Storage Array in the M30082040054X0PWAY?

The M30082040054X0PWAY includes a dedicated 256-byte Augmented Storage Array, physically and logically separate from the main 8Mb memory. It is divided into eight 32-byte sections, each independently programmable and write-protectable via configuration registers. This area is commonly used for storing immutable identifiers (e.g., device serial number), calibration constants, cryptographic keys, or secure boot parameters - and the M30082040054X0PWAY guarantees its integrity through hardware write protect (WP#) and software-configurable lock bits, distinct from main array protection schemes.

How does the M30082040054X0PWAY handle power loss during write operations?

The M30082040054X0PWAY uses intrinsic STT-MRAM physics to ensure atomic, instantaneous write completion - no charge pump, no erase cycle, and no write cache. Every write completes within one clock cycle (≤18.5 ns at 54 MHz DDR), and data is non-volatile the moment the bit cell switches. Therefore, power loss at any point during or immediately after a write has no effect on data integrity. Unlike Flash or EEPROM, the M30082040054X0PWAY requires no power-loss protection circuitry, making it ideal for battery-powered or intermittently powered systems where the M30082040054X0PWAY stores critical state information.

Is the M30082040054X0PWAY pin-compatible with other members of the Mxxxx204 family?

Yes, the M30082040054X0PWAY shares identical pinout, package dimensions, and electrical interface with all Mxxxx204 variants - including M1004204, M3016204, and all 108MHz/54MHz, 4Mb/8Mb/16Mb, WA/SA, and 0I/0P versions. All devices use the same 8-pad DFN (WSON) footprint and signal mapping (CS#, WP#/IO[2], SI/IO[0], CLK, IO[3], SO/IO[1], VCC, VSS), enabling drop-in replacement across density and speed grades without PCB revision - provided the host controller firmware supports the selected density and timing mode of the M30082040054X0PWAY.