Renesas R5F56514AGLJ#20

Overview

R5F56514AGLJ#20 from Renesas is a 120-MHz 32-bit RXv2 MCU with single-precision IEEE-754 FPU, 240 DMIPS performance, 1 MB on-chip code flash memory, 640 KB SRAM (256 KB main + 384 KB expansion), and integrated Ethernet MAC, CAN, SD host/slave, QSPI, and GLCDC. It serves as a high-integration application processor in industrial HMI and networked edge controllers.

For engineers reviewing the R5F56514AGLJ#20 datasheet, R5F56514AGLJ#20 pinout, R5F56514AGLJ#20 application, or R5F56514AGLJ#20 equivalent, key selection considerations include its 176-pin LFBGA package (PLQP0176KB-A), dual-bank flash support for safe firmware updates, 12-bit A/D converter with 21-channel unit 1, TSIP-based AES-128/192/256 encryption, and real-time clock with battery backup capability.

Technical Context

The R5F56514AGLJ#20 implements the RXv2 CPU core with CISC Harvard architecture, 5-stage pipeline, and variable-length instructions enabling ultra-compact code density. It integrates a dedicated 120-kHz IWDT oscillator and supports four low-power modes including deep software standby with 8 KB backup RAM.

Its peripheral clock domain separation enables concurrent operation: ICLK up to 120 MHz for CPU execution, PCLKA up to 120 MHz for ETHERC/EDMAC/AES/GLCDC/DRW2D, and PCLKB up to 60 MHz for most timers and communication interfaces - allowing deterministic timing for mixed-criticality tasks.

Key Specifications

Pinout & Package

Package: PLQP0176KB-A - 176-pin Low-Profile Fine-Pitch Ball Grid Array, 24 mm × 24 mm, 0.5 mm ball pitch, RoHS-compliant, lead-free.

Key Features

Applications

Equivalent & Alternatives

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

Compared with R5F56514AGLJ#20, R5F5651EDFP#30 trades display and storage integration for lower-cost packaging and reduced peripheral count, while R5F566TEADFP#30 shifts focus from networking and HMI to deterministic motor control - making R5F56514AGLJ#20 uniquely balanced for connected embedded systems requiring both rich I/O and secure communications.

Availability

R5F56514AGLJ#20 is available at Aetrix Electronics and suitable for industrial HMI panels, networked PLC gateways, smart energy meter hubs, and medical device data aggregators requiring stable component supply across multi-year production cycles.

Supply support for R5F56514AGLJ#20 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, delivering microcontrollers, analog, power, and SoC solutions for automotive, industrial, and IoT markets.

The RX65N Group - including R5F56514AGLJ#20 - was designed specifically for secure, network-connected human-machine interface applications demanding high-performance real-time processing, rich peripheral integration, and functional safety compliance (IEC60730).

FAQ

What is the maximum operating frequency and CPU architecture of the R5F56514AGLJ#20?

The R5F56514AGLJ#20 operates at a maximum frequency of 120 MHz using the 32-bit RXv2 CPU core with CISC Harvard architecture and 5-stage pipeline. It delivers 240 DMIPS performance and includes single-precision IEEE-754 floating-point unit, multiplier, and divider. This architecture enables deterministic real-time execution and efficient code density for embedded applications requiring both control and signal processing.

Does the R5F56514AGLJ#20 support secure firmware updates?

Yes, the R5F56514AGLJ#20 supports secure firmware updates via its dual-bank flash memory architecture and Trusted Secure IP (TSIP) module. The dual-bank structure allows background programming of one bank while executing from the other, enabling seamless over-the-air updates. TSIP provides hardware-accelerated AES-128/192/256 encryption and key protection, ensuring firmware authenticity and confidentiality during transmission and storage.

What display interfaces does the R5F56514AGLJ#20 integrate?

The R5F56514AGLJ#20 integrates a Graphic-LCD Controller (GLCDC) supporting multiple data formats (32-/16-bpp graphics, 8-/4-/1-bit CLUT) and panel types, plus a 2D Drawing Engine (DRW2D) for vector graphics, bit blitting, rotation, and scaling. These peripherals eliminate the need for external display controllers in HMI applications and directly drive parallel RGB or CPU-interface LCDs up to WVGA resolution.

How many A/D and D/A converter channels does the R5F56514AGLJ#20 provide?

The R5F56514AGLJ#20 includes two independent 12-bit A/D converters: Unit 0 with 8 channels and Unit 1 with 21 channels, both supporting 8/10/12-bit resolution and 0.48 µs conversion time. It also features two 12-bit D/A converter channels with selectable buffered/unbuffered output, enabling precision analog output for calibration, sensor excitation, or control loop references.

What Ethernet capabilities does the R5F56514AGLJ#20 offer?

The R5F56514AGLJ#20 integrates a full-featured Ethernet MAC compliant with IEEE 802.3, supporting 10/100 Mbps operation in full- and half-duplex modes via MII or RMII interfaces. It includes an integrated EDMAC DMA controller with 2 KB transmit/receive FIFOs, Magic Packet™ wake-on-LAN detection, and IEEE 802.3x flow control - enabling robust, low-CPU-load network connectivity for industrial and IoT edge devices.