Renesas M3016316045NX0PBCR

Overview

M3016316045NX0PBCR from Renesas Electronics is a 16Mbit parallel asynchronous magneto-resistive RAM (MRAM) with x16 interface, 45ns read/write cycle time, 2.7–3.6V supply, and industrial-plus temperature range (−40°C to +105°C). It delivers persistent SRAM-like performance with non-volatile data retention, enabling real-time data logging in factory automation controllers without battery backup.

For engineers reviewing the M3016316045NX0PBCR datasheet, M3016316045NX0PBCR pinout, M3016316045NX0PBCR application, or M3016316045NX0PBCR equivalent, this page provides verified technical context, validated pin functions, confirmed package mapping to 48-ball FBGA, endurance and retention specs, and two rigorously cross-checked alternative MRAMs for industrial edge applications.

Technical Context

This MRAM uses 40nm perpendicular magnetic tunnel junction (pMTJ) spin-transfer torque (STT) technology, delivering true random access with symmetric 45ns read and write timings-no erase cycles or wear leveling required. Its parallel x16 interface supports byte- and word-level writes via UB#/LB# controls, and operates fully asynchronously with independent E#, G#, and W# signals.

The device implements a standard SRAM-compatible command protocol: E# and W# low initiates write; E# low + G# low + W# high enables read. Address decoding scales with density-ADDR[19:0] for 16Mbit-and internal architecture includes row/column decoders, sense amplifiers, and I/O control logic aligned to JEDEC-standard timing windows.

Key Specifications

Pinout & Package

48-ball FBGA (10 mm × 10 mm, balls-down top view), RoHS and REACH compliant, designed for high-density industrial PCB layouts with controlled impedance routing.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar MRAM applications.

Compared with Everspin MR2A16A, M3016316045NX0PBCR offers superior thermal performance in compact FBGA packaging and guaranteed operation up to +105°C - critical for sealed industrial enclosures. Against Cypress SEMPER, it preserves legacy SRAM timing and control logic, avoiding costly firmware revalidation and PCB redesign.

Availability

M3016316045NX0PBCR is available at Aetrix Electronics and suitable for factory automation controllers, medical diagnostic imaging systems, smart energy meters, industrial Ethernet switches, and high-reliability data loggers requiring stable component supply across extended temperature ranges and multi-year production cycles.

Supply support for M3016316045NX0PBCR 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 Corporation is a global semiconductor leader headquartered in Tokyo, Japan, specializing in microcontrollers, analog, power, and memory solutions for automotive, industrial, and IoT markets.

The M3xxx316 family was engineered to replace battery-backed SRAM and legacy NOR flash in mission-critical industrial systems - delivering true non-volatility with SRAM speed, infinite endurance, and extended temperature resilience.

FAQ

What is the maximum operating temperature for M3016316045NX0PBCR?

M3016316045NX0PBCR is rated for industrial-plus operation from −40°C to +105°C. This specification is validated per Renesas' thermal testing protocols and guarantees full functionality-including 45 ns timing compliance, 10¹⁴ endurance, and 10-year data retention-at the upper limit. The 48-ball FBGA package achieves θJA = 42.67°C/W, enabling reliable operation in sealed enclosures without forced air cooling. M3016316045NX0PBCR must be derated above 105°C per absolute maximum ratings.

Does M3016316045NX0PBCR require a backup battery or capacitor?

No, M3016316045NX0PBCR does not require any backup power source. As a magneto-resistive RAM, it retains data indefinitely without power due to its intrinsic non-volatility-unlike SRAM, which loses data on power loss. The device meets 10-year data retention at 105°C and withstands unlimited write cycles, eliminating the reliability risks and maintenance overhead associated with battery-backed SRAM or supercapacitor solutions. M3016316045NX0PBCR is inherently fail-safe for power-interruption scenarios.

Is M3016316045NX0PBCR pin-compatible with standard x16 SRAMs?

M3016316045NX0PBCR implements a true SRAM-compatible parallel interface with identical control signals (E#, G#, W#, UB#, LB#), address and data bus widths (ADDR[19:0], DQ[15:0]), and timing conventions-but it is not mechanically pin-to-pin compatible with generic SRAMs due to its 48-ball FBGA footprint versus common SOIC or TSOP packages. However, its logical pin functions and timing behavior allow direct substitution in existing designs with appropriate PCB layout adaptation. M3016316045NX0PBCR retains SRAM's ease of integration while adding non-volatility.

What is the write endurance rating of M3016316045NX0PBCR?

M3016316045NX0PBCR is rated for 10¹⁴ write cycles - effectively unlimited for all practical industrial applications. This endurance is achieved through STT-MRAM's physics-based switching mechanism, which avoids oxide degradation or charge trapping inherent in flash or EEPROM. For context, writing once per millisecond would exhaust 10¹⁴ cycles in over 3,170 years. The specification is guaranteed across the full −40°C to +105°C operating range and does not degrade with temperature or voltage variation. M3016316045NX0PBCR requires no wear leveling or write throttling.

How does M3016316045NX0PBCR handle electromagnetic interference in industrial environments?

M3016316045NX0PBCR is characterized for magnetic field immunity up to 24,000 A/m during both read and write operations - sufficient to withstand proximity to contactors, transformers, and motor windings in factory settings. Its pMTJ cell structure is inherently resistant to external fields, and the 48-ball FBGA package includes dedicated VSS balls for low-inductance grounding. Signal integrity is further ensured by strict AC timing margins (e.g., tWLQZ ≤ 12 ns, tWHQX ≥ 3 ns) and 10 pF input capacitance, minimizing susceptibility to fast transients. M3016316045NX0PBCR meets industrial EMC robustness requirements without external shielding.