Renesas R5F52317AGND#00

Overview

R5F52317AGND#00 from Renesas is a 32-bit RXv2 core MCU operating at up to 54 MHz (88.56 DMIPS), featuring 384 KB on-chip flash, 32 KB SRAM, 8 KB data flash, integrated FPU (IEEE 754 single-precision), and hardware encryption (TSIP-Lite AES-128/256). It supports USB 2.0 full-speed host/function/OTG, CAN, SDHI, capacitive touch (24 channels), 12-bit A/D (24 ch), 12-bit D/A (2 ch), RTC, and operates from 1.8–5.5 V across −40 to +105°C.

For engineers reviewing the R5F52317AGND#00 datasheet, R5F52317AGND#00 pinout, R5F52317AGND#00 application, or R5F52317AGND#00 equivalent, key selection criteria include its 64-pin HWQFN (9 × 9 mm) package, CAN + USB + SDHI integration, industrial temperature grade (G version), TSIP-Lite security compliance, and real-time peripheral support including ELC, MTU2, TPU, and CMT timers.

Technical Context

The R5F52317AGND#00 belongs to the RX231 Group and implements the RXv2 CPU core with Harvard architecture, 5-stage pipeline, and variable-length instructions. It integrates a dedicated USB-dedicated PLL (4/6/8/12 MHz), sub-clock RTC oscillator (32.768 kHz), and independent watchdog timer driven by a 15-kHz on-chip oscillator.

Its peripheral set includes one CAN channel (ISO11898-1, up to 1 Mbps), one SD host interface (SDIO/SD memory, 1-/4-bit bus), and event-link controller (ELC) enabling interrupt-free inter-module triggering - critical for deterministic low-power operation in industrial control and HMI applications.

Key Specifications

Pinout & Package

Packaged in a 64-pin HWQFN (PWQN0064KC-A) with exposed thermal pad, 9 × 9 mm body, 0.5 mm pitch, and −40 to +105°C industrial temperature rating.

Key Features

Applications

Equivalent & Alternatives

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

Compared with R5F52317AGND#00, R5F52318AGND#U0 offers higher memory headroom without design change, while R5F52317ADND#U0 reduces cost and temperature capability - making the G-version essential for reliable operation in harsh thermal environments.

Availability

R5F52317AGND#00 is available at Aetrix Electronics and suitable for industrial HMI, smart energy gateways, medical monitoring devices, and automated test equipment requiring stable component supply across extended temperature ranges.

Supply support for R5F52317AGND#00 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 SoC solutions for automotive, industrial, and IoT markets.

The RX231 Group targets high-integration industrial and consumer applications demanding real-time performance, security, and mixed-signal capability - with R5F52317AGND#00 optimized for compact, thermally demanding designs needing CAN, USB, and touch.

FAQ

What is the maximum operating frequency and CPU performance of the R5F52317AGND#00?

The R5F52317AGND#00 operates at a maximum system clock frequency of 54 MHz and delivers 88.56 DMIPS. Its RXv2 32-bit CPU core features a 5-stage pipeline, hardware FPU compliant with IEEE 754, and DSP instructions including 32-bit MAC and 16-bit MSUB. This performance level supports real-time control, sensor fusion, and protocol stack execution in resource-constrained industrial nodes.

Does the R5F52317AGND#00 support USB 2.0 host functionality and what are the power requirements?

Yes, the R5F52317AGND#00 integrates a full-featured USB 2.0 host/function/OTG module supporting full-speed (12 Mbps) and low-speed (1.5 Mbps) operation. It includes an internal USB regulator that allows operation without external VCC_USB supply when main VCC is between 4.0 V and 5.5 V - simplifying power design for portable and battery-backed applications.

What security features does the R5F52317AGND#00 provide through TSIP-Lite?

The R5F52317AGND#00 implements TSIP-Lite, offering hardware-accelerated AES-128/256 encryption in ECB, CBC, GCM, and other modes; a true random number generator; secure key management; and protection against fault injection and side-channel attacks. These capabilities enable secure boot, encrypted firmware updates, and trusted data handling - meeting IEC 60730 Class B requirements for safety-critical systems.

How many analog-to-digital converter channels does the R5F52317AGND#00 include and what is their speed?

The R5F52317AGND#00 integrates the S12ADE 12-bit A/D converter with 24 input channels. At maximum ADCLK of 54 MHz, it achieves a minimum conversion time of 0.83 µs per channel. Each channel supports individually programmable sampling time, self-diagnostic functions, and analog input disconnection detection - ideal for precision sensor interfacing in industrial and medical applications.

What is the package type and thermal specification of the R5F52317AGND#00?

The R5F52317AGND#00 is supplied in the PWQN0064KC-A package: a 64-pin HWQFN with 9 × 9 mm body, 0.5 mm pitch, and exposed thermal pad. It is rated for operation from −40 to +105°C (G version), making it suitable for industrial environments, automotive under-hood proximity, and other thermally demanding applications where extended temperature stability is required.