Renesas R5F56514BGLK#20

Overview

R5F56514BGLK#20 from Renesas is a 120-MHz 32-bit RXv2 microcontroller 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 targets industrial HMI, networked gateways, and secure edge controllers requiring real-time deterministic execution, cryptographic acceleration, and rich peripheral integration.

For engineers reviewing the R5F56514BGLK#20 datasheet, R5F56514BGLK#20 pinout, R5F56514BGLK#20 application, or R5F56514BGLK#20 equivalent, key selection criteria include its 176-pin LFBGA package (PLQP0176KB-A), dual-bank flash for safe firmware updates, TSIP-based AES-128/192/256 encryption, 12-bit dual A/D converters (29 total channels), and hardware-accelerated 2D graphics rendering via DRW2D.

Technical Context

The R5F56514BGLK#20 implements the RXv2 CPU core with Harvard architecture, 5-stage pipeline, and variable-length instructions enabling ultra-compact code density. Its clock system supports external crystal (8–24 MHz) or internal PLL with independent PCLKA (up to 120 MHz), PCLKB (up to 60 MHz), and ADCLK domains for precise peripheral timing control.

Peripheral integration includes an Ethernet MAC with RMII/MII support, two CAN 2.0B channels (32 mailboxes each), 13 SCI interfaces (including FIFO-equipped SCIi), three RSPI channels, one QSPI, and dedicated SDHI/SDSI/MMCIF controllers - all coordinated by the Event Link Controller (ELC) to minimize CPU intervention in time-critical signal chains.

Key Specifications

Pinout & Package

Package: PLQP0176KB-A - 176-pin Low-Profile Fine-Pitch Ball Grid Array (LFBGA), 24 mm × 24 mm, 0.5 mm pitch, lead-free, RoHS-compliant. Thermal pad exposed on underside for enhanced heat dissipation in industrial ambient conditions.

Key Features

Applications

Equivalent & Alternatives

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

Compared with R5F56514BGLK#20, R5F5651EDFP#30 trades display/SD capability for easier hand-soldering and lower assembly cost, while R5F566TEBDFP#30 shifts focus to motor-specific peripherals at the expense of networking and security - making R5F56514BGLK#20 uniquely balanced for connected, secure, graphical edge nodes.

Availability

R5F56514BGLK#20 is available at Aetrix Electronics and suitable for industrial HMI panels, smart gateway controllers, secure edge nodes, networked motor drives, and embedded vision systems requiring stable component supply across multi-year production cycles.

Supply support for R5F56514BGLK#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, specializing in microcontrollers, analog, power, and SoC solutions for automotive, industrial, and IoT markets.

The RX65N Group - including R5F56514BGLK#20 - was designed for secure, connected industrial edge applications demanding real-time performance, rich human-machine interaction, and robust functional safety compliance (IEC 60730).

FAQ

What is the maximum operating frequency and CPU architecture of the R5F56514BGLK#20?

The R5F56514BGLK#20 operates at a maximum frequency of 120 MHz using the 32-bit RXv2 CPU core with Harvard architecture, 5-stage pipeline, and variable-length instruction set. It delivers 240 DMIPS performance and includes hardware floating-point support compliant with IEEE-754 single-precision standard. This architecture enables deterministic real-time execution critical for industrial control loops and motor drive applications where R5F56514BGLK#20 is deployed.

Does the R5F56514BGLK#20 support secure boot and cryptographic functions?

Yes, the R5F56514BGLK#20 integrates Trusted Secure IP (TSIP) supporting AES-128/192/256 encryption/decryption, secure key storage, and hardware-accelerated CRC calculation. It also provides register write protection and Trusted Memory (TM) functionality to prevent unauthorized read access to protected code flash regions. These features enable secure boot, firmware authentication, and TLS stack acceleration - essential capabilities for R5F56514BGLK#20 in IEC 62443-compliant edge devices.

What display and graphics capabilities does the R5F56514BGLK#20 offer?

The R5F56514BGLK#20 includes a Graphic-LCD Controller (GLCDC) supporting up to 3 overlay planes (background + 2 graphics layers) and a dedicated 2D Drawing Engine (DRW2D) that accelerates vector primitives and bit-blit operations. It supports 32-/16-bpp graphics, CLUT formats, and texture mapping with run-length encoding. These integrated peripherals eliminate the need for external GPU or display controller in R5F56514BGLK#20-based HMIs, reducing BOM cost and board area.

How many A/D and D/A converter channels does the R5F56514BGLK#20 have, and what are their key specs?

The R5F56514BGLK#20 features two independent 12-bit A/D converters: S12AD Unit 0 (8 channels) and Unit 1 (21 channels), with selectable 8/10/12-bit resolution and 0.48 µs conversion time per channel. It also includes two 12-bit D/A channels (R12DA) with buffered/unbuffered output options and voltage ranges from 0.2 V to AVCC1 – 0.2 V. These converters are tightly coupled to timers and ELC for synchronized sampling - a core capability of R5F56514BGLK#20 in sensor acquisition systems.

What communication interfaces are integrated into the R5F56514BGLK#20?

The R5F56514BGLK#20 integrates Ethernet MAC (10/100 Mbps, RMII/MII), two CAN 2.0B channels (32 mailboxes each), 13 SCI interfaces (including FIFO-equipped SCIi), three RSPI, one QSPI, SD host/slave (SDHI/SDSI), MMCIF, and I²C (3 channels, up to 1 Mbps). All are managed by the Event Link Controller (ELC) to enable hardware-triggered data transfers without CPU polling - a defining feature of R5F56514BGLK#20 in protocol gateway and multi-interface industrial controllers.