Renesas R5F52305AGFM#30

Overview

R5F52305AGFM#30 from Renesas is a 32-bit RXv2 microcontroller with 54 MHz max operating frequency, 128 KB on-chip flash memory, 32 KB SRAM, and integrated 12-bit A/D converter (24 channels), 12-bit D/A converter (2 channels), USB 2.0 full-speed host/function/OTG, CAN interface, capacitive touch sensing unit (24 keys), and TSIP-Lite encryption engine. It operates across −40 to +105°C and targets industrial HMI, smart sensors, and embedded control systems requiring real-time processing, secure firmware, and mixed-signal integration.

For engineers reviewing the R5F52305AGFM#30 datasheet, R5F52305AGFM#30 pinout, R5F52305AGFM#30 application, or R5F52305AGFM#30 equivalent, this MCU delivers deterministic real-time performance via its 88.56 DMIPS CPU core, hardware FPU, MPU, and ELC event-driven peripheral coordination - critical for deterministic motor control, battery-powered IoT edge nodes, and safety-aware industrial devices.

Technical Context

The R5F52305AGFM#30 implements the RXv2 CISC Harvard architecture with 5-stage pipeline, variable-length instructions, and ultra-compact code density. Its on-chip FPU complies with IEEE754 single-precision floating-point standard, enabling efficient math-intensive sensor fusion and control algorithms without software emulation overhead.

It integrates an Event Link Controller (ELC) that enables direct inter-module triggering without CPU intervention - allowing MTU2a timers to initiate A/D conversions or RTC alarms to wake peripherals during deep sleep. The TSIP-Lite module supports AES-128/256 in GCM/CBC/ECB modes with true random number generation and key protection, meeting IEC60730 Class B requirements.

Key Specifications

Pinout & Package

Package: PLQP0064KB-C - 64-pin LFQFP, 10 × 10 mm, 0.5 mm pitch, RoHS-compliant, lead-free, moisture-sensitive level 3.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar 32-bit industrial MCU applications.

Compared with R5F52305AGFM#30, the D-version alternative reduces thermal qualification cost without sacrificing functionality, while the R5F52306ADFM#30 offers scalable flash capacity for evolving feature sets - both retain identical pinout, peripheral count, and real-time capabilities.

Availability

R5F52305AGFM#30 is available at Aetrix Electronics and suitable for industrial HMI, smart sensor nodes, motor control gateways, secure industrial gateways, and embedded control systems requiring stable component supply across extended temperature ranges.

Supply support for R5F52305AGFM#30 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 specializing in microcontrollers, analog, power, and SoC solutions for automotive, industrial, and IoT markets.

The RX230 Group - to which R5F52305AGFM#30 belongs - was designed for cost-sensitive, high-reliability industrial applications demanding real-time responsiveness, functional safety support, and integrated mixed-signal peripherals.

FAQ

What is the maximum operating frequency and CPU performance of the R5F52305AGFM#30?

The R5F52305AGFM#30 operates at a maximum frequency of 54 MHz and delivers 88.56 DMIPS using the RXv2 32-bit CPU core. Its 5-stage pipeline, variable-length instruction set, and hardware multiplier/divider ensure deterministic execution for real-time control tasks. This performance level is validated under worst-case voltage and temperature conditions specified in the datasheet.

Does the R5F52305AGFM#30 include a hardware floating-point unit (FPU)?

Yes, the R5F52305AGFM#30 integrates a single-precision 32-bit FPU compliant with IEEE754 standards. It supports addition, subtraction, multiplication, division, square root, and fused multiply-add operations - accelerating mathematical functions used in motor control, sensor fusion, and digital filtering without software emulation overhead.

What are the supported communication interfaces on the R5F52305AGFM#30?

The R5F52305AGFM#30 supports USB 2.0 full-speed host/function/OTG, CAN 2.0B (ISO11898-1), up to seven SCI channels (including IrDA via SCI5), one I²C bus interface, one RSPI, one serial sound interface, and optional SD host interface. These interfaces enable flexible connectivity for industrial protocols, human-machine interaction, and peripheral expansion.

Is the R5F52305AGFM#30 qualified for extended temperature operation?

Yes, the R5F52305AGFM#30 is rated for operation from −40 to +105°C (G-version). This qualification covers all internal peripherals including flash, SRAM, A/D, D/A, USB transceiver, and CAN controller - making it suitable for under-hood automotive auxiliary systems, factory automation equipment, and outdoor industrial enclosures.

What security features does the R5F52305AGFM#30 provide for firmware protection?

The R5F52305AGFM#30 includes TSIP-Lite - a hardware-accelerated security module supporting AES-128/256 in GCM/CBC/ECB modes, true random number generation, and secure key management. It also provides memory protection unit (MPU), ROM-based secure boot, and built-in self-test functions aligned with IEC60730 Class B requirements for functional safety.