Renesas R5F56514BGLJ#20

Overview

R5F56514BGLJ#20 from Renesas is a 32-bit RXv2 microcontroller with 120 MHz max operating frequency, 240 DMIPS performance, single-precision IEEE-754 FPU, 1.5 MB on-chip code flash memory, and 640 KB SRAM. It integrates Ethernet MAC, dual CAN channels, SD host/slave interfaces, QSPI, GLCDC, DRW2D, and hardware AES/TSIP encryption - designed for industrial HMI, networked gateways, and secure edge controllers.

For engineers reviewing the R5F56514BGLJ#20 datasheet, R5F56514BGLJ#20 pinout, R5F56514BGLJ#20 application, or R5F56514BGLJ#20 equivalent, key selection criteria include its 176-pin LFBGA package (PLQP0176KB-A), -40°C to +85°C temperature grade, dual-bank flash for safe firmware updates, 12-bit dual A/D converters (29 total channels), and integrated real-time clock with battery backup support.

Technical Context

The R5F56514BGLJ#20 implements the RXv2 CPU core with Harvard architecture, 5-stage pipeline, and variable-length instructions enabling ultra-compact code density. It supports both little-endian and big-endian data arrangement and includes dedicated multiply-and-accumulate units, 32-bit multiplier (1-cycle), and divider (2-cycle).

Its clock system combines external crystal oscillators (8–24 MHz), internal HOCO (16/18/20 MHz), LOCO (240 kHz), and PLL for flexible domain partitioning: ICLK up to 120 MHz for CPU, PCLKA up to 120 MHz for high-speed peripherals (ETHERC, GLCDC), and PCLKB up to 60 MHz for timers and ADCs - enabling deterministic real-time execution across mixed-criticality subsystems.

Key Specifications

Pinout & Package

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

Key Features

Applications

Equivalent & Alternatives

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

Compared with R5F56514BGLJ#20, the R5F5651EDDFP#30 offers identical functionality in a through-hole-compatible LQFP package but sacrifices 24 mm² board area efficiency; the R5F566TEBDFP#30 trades HMI/security features for superior motor control timing - making R5F56514BGLJ#20 optimal for integrated gateway applications requiring balanced compute, connectivity, and trust.

Availability

R5F56514BGLJ#20 is available at Aetrix Electronics and suitable for industrial HMI, secure networked PLCs, and smart energy meter hubs requiring stable component supply, long-term lifecycle assurance, and automotive-grade traceability.

Supply support for R5F56514BGLJ#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 industrial, automotive, and enterprise markets.

The RX65N Group - including R5F56514BGLJ#20 - was designed for secure, connected industrial edge devices requiring rich human-machine interface, real-time networking, and functional safety compliance.

FAQ

What is the maximum operating frequency and CPU performance of the R5F56514BGLJ#20?

The R5F56514BGLJ#20 operates at a maximum frequency of 120 MHz and delivers 240 DMIPS of processing performance using the RXv2 CPU core. Its single-precision IEEE-754 floating-point unit, dual MAC units, and 5-stage pipeline enable deterministic real-time execution for industrial control and protocol stacks - verified in Renesas' R01DS0276EJ0240 datasheet Section 1.1.

Does the R5F56514BGLJ#20 support secure firmware updates and cryptographic acceleration?

Yes, the R5F56514BGLJ#20 integrates hardware AES-128/192/256 engines and Trusted Secure IP (TSIP), enabling secure boot, encrypted OTA updates, and key management without exposing secrets in software. TSIP also supports true random number generation and tamper-resistant key storage - confirmed in Section 1.1 and Section 23 of the R01DS0276EJ0240 datasheet.

What package type and pin count does the R5F56514BGLJ#20 use?

The R5F56514BGLJ#20 uses the PLQP0176KB-A package: a 176-pin Low-Profile Fine-Pitch Ball Grid Array measuring 24 mm × 24 mm with 0.5 mm ball pitch. This LFBGA package supports high I/O density and thermal performance for industrial applications - specified on page 1 of the R01DS0276EJ0240 datasheet and in Table 1.2.

How much on-chip memory does the R5F56514BGLJ#20 include?

The R5F56514BGLJ#20 includes 1.5 MB of on-chip code flash memory with dual-bank architecture, 32 KB of reprogrammable data flash (100,000 erase/write cycles), 640 KB of zero-wait-state SRAM (256 KB main + 384 KB expansion), and 8 KB of battery-backed standby RAM - all detailed in Table 1.1 and Section 1.1 of the R01DS0276EJ0240 datasheet.

Which communication interfaces are integrated into the R5F56514BGLJ#20?

The R5F56514BGLJ#20 integrates Ethernet MAC (10/100 Mbps), two CAN 2.0B channels (32 mailboxes each), three RSPI, three RIIC (up to 1 Mbps), thirteen SCI, quad SPI, SD host/slave interfaces, USB 2.0 FS host/function, and MMCIF - enabling comprehensive connectivity for industrial gateways and HMI systems as listed in Section 1.1 and Table 1.1 of the R01DS0276EJ0240 datasheet.