Renesas R7FA8E2AFDCBD#BC0

Overview

R7FA8E2AFDCBD from Renesas Electronics is a high-performance 32-bit Arm® Cortex®-M85 microcontroller operating at up to 480 MHz, featuring 1 MB code flash, 672 KB SRAM (including 32 KB TCM), dual CAN FD channels, USB 2.0 Full-Speed, Octal SPI, Graphics LCD Controller, and 2D Drawing Engine - deployed in industrial HMI, automotive body control, and secure edge gateway applications.

For engineers reviewing the R7FA8E2AFDCBD datasheet, R7FA8E2AFDCBD pinout, R7FA8E2AFDCBD application, or R7FA8E2AFDCBD equivalent, key selection criteria include TrustZone-enabled security partitioning, dual-bank flash for safe firmware updates, OSPI interface for external XIP memory, and GLCDC+DRW support for embedded GUI rendering without external graphics RAM.

Technical Context

The R7FA8E2AFDCBD implements Armv8.1-M architecture with Helium™ MVE for efficient signal processing, paired with dual 8-region MPUs (Secure/Non-secure) and RSIP-E51A hardware crypto engine supporting AES-256, SHA-256, and true random number generation. Its clock system integrates PLL1/PLL2, HOCO/MOCO/LOCO oscillators, and CAC for real-time frequency accuracy monitoring.

Peripheral interconnect leverages Event Link Controller (ELC) for CPU-free peripheral chaining and dual DMAC (8-channel) + DTC for deterministic data movement. Analog subsystem includes two independent 12-bit ADCs (13-channel total), one 12-bit DAC, two ACMPHS comparators, and integrated temperature sensor with direct ADC routing.

Key Specifications

Pinout & Package

224-pin FBGA package (PLBG0224GD-A), 13 mm × 13 mm, 0.8 mm pitch, -40°C to +105°C junction temperature rating.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar high-performance secure MCU applications.

Compared with R7FA6M5BH3CFB#AA0, the R7FA8E2AFDCBD delivers 2.4× higher CPU throughput, integrated graphics offload, and dual CAN FD for distributed systems; versus R7FA8M5BH3CFB#AA0, it trades pin count and package size for compact BGA integration in space-constrained HMI designs.

Availability

R7FA8E2AFDCBD is available at Aetrix Electronics and suitable for industrial HMI, automotive body electronics, and secure edge gateway applications requiring stable component supply, long-term lifecycle assurance, and qualified automotive-grade temperature range (-40°C to +105°C).

Supply support for R7FA8E2AFDCBD 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 Japanese semiconductor manufacturer specializing in microcontrollers, analog, power, and SoC solutions for industrial, automotive, and enterprise markets.

The RA8E2 Group targets high-end embedded applications demanding real-time performance, advanced graphics, functional safety, and hardware-rooted security - specifically designed for next-generation human-machine interfaces and secure edge intelligence.

FAQ

What is the maximum operating frequency of the R7FA8E2AFDCBD?

The R7FA8E2AFDCBD operates at a maximum CPU frequency of 480 MHz using the Arm Cortex-M85 core. This speed is achieved via PLL1/PLL2 clock synthesis from internal HOCO or external crystal sources, with full support for dynamic voltage/frequency scaling across operating modes. The R7FA8E2AFDCBD maintains this frequency under full peripheral load within its specified 1.68–3.6 V VCC range and -40°C to +105°C junction temperature.

Does the R7FA8E2AFDCBD support secure firmware updates?

Yes, the R7FA8E2AFDCBD supports secure firmware updates through dual-bank code flash with background SWAP operation and hardware-enforced TrustZone isolation. Updates execute in the non-secure bank while the secure bank validates signatures using RSIP-E51A, then atomically swaps banks without interrupting real-time tasks. The R7FA8E2AFDCBD also provides secure boot ROM and lifecycle management to prevent rollback or unauthorized image loading.

Can the R7FA8E2AFDCBD drive a color LCD without external graphics RAM?

Yes, the R7FA8E2AFDCBD integrates a Graphics LCD Controller (GLCDC) with RGB888 output and a 2D Drawing Engine (DRW) that renders directly to its 672 KB on-chip SRAM. The DRW supports antialiased vector primitives and alpha-blended layer composition, eliminating need for external graphics RAM in WVGA-class displays. The R7FA8E2AFDCBD's GLCDC supports programmable timing and three-plane superimposition for UI element separation.

How many CAN FD channels does the R7FA8E2AFDCBD include, and what are their buffer configurations?

The R7FA8E2AFDCBD includes two independent CAN FD modules compliant with ISO 11898-1. Each channel provides four dedicated transmit buffers and sixteen receive buffers, configurable via register settings for prioritized message handling. These buffers support both classical CAN and CAN FD frame formats with flexible bit-rate switching. The R7FA8E2AFDCBD routes each CAN FD channel to dedicated CRXn/CTXn pins, requiring external transceivers for physical layer interfacing.

What analog peripherals are integrated into the R7FA8E2AFDCBD?

The R7FA8E2AFDCBD integrates two 12-bit successive approximation ADCs (ADC12) with up to 13 total input channels, one 12-bit DAC (DAC12), two high-speed analog comparators (ACMPHS), and an on-die temperature sensor (TSN) with direct routing to ADC inputs. The ADCs support simultaneous sampling, window comparison, and hardware-triggered conversions via ELC. The R7FA8E2AFDCBD's analog subsystem operates across the full 1.68–3.6 V supply range with calibrated reference voltages.