Renesas R7F701461EABG-C#BC0

Overview

R7F701461EABG-C#BC0 from Renesas Electronics is a 32-bit RH850/D1M1 automotive microcontroller featuring a 200 MHz CPU core, 2 MB on-chip flash memory, and 256 KB RAM. It integrates dual CAN FD controllers, 12-bit ADC with 48 channels, and hardware security module (HSM) supporting AES-128/256, SHA-256, and RSA-2048. Designed for body control modules and gateway ECUs, it operates across -40°C to 125°C with ASIL-B functional safety compliance.

For engineers reviewing the R7F701461EABG-C#BC0 datasheet, R7F701461EABG-C#BC0 pinout, R7F701461EABG-C#BC0 application, or R7F701461EABG-C#BC0 equivalent, this page delivers verified technical context, validated package mapping (LQFP-176), confirmed pin functions per Renesas R01UH0451EJ0220 Rev.2.20, and two rigorously cross-referenced alternative parts for automotive ECU design.

Technical Context

The R7F701461EABG-C#BC0 implements the RH850 G3M CPU core with superscalar 5-stage pipeline, supporting VLIW instruction encoding and hardware loop acceleration. It features dual independent bus systems (PBUS and XC1) enabling concurrent access to flash, RAM, and peripherals without arbitration stalls.

Its safety architecture includes lockstep CPU cores, ECC on flash and SRAM, memory protection unit (MPU), and dedicated system error notification controller (SEG) with configurable error classification and interrupt routing-meeting ISO 26262 ASIL-B requirements for real-time fault detection and recovery in automotive control applications.

Key Specifications

Pinout & Package

LQFP-176 package (24 × 24 mm, 0.5 mm pitch), RoHS-compliant, moisture sensitivity level 3. Pin count and mechanical dimensions conform to JEDEC MS-026.

Key Features

Applications

Equivalent & Alternatives

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

Compared with R7F701461EABG-C#BC0, the R7F701462EABG-C#BC0 offers scalable memory without architectural or layout changes, while the SPC574S54E3 provides alternate ISA support at the cost of higher safety qualification effort and no on-die HSM.

Availability

R7F701461EABG-C#BC0 is available at Aetrix Electronics and suitable for automotive body control modules, gateway ECUs, and EPS support systems requiring stable component supply under AEC-Q100 Grade 1 qualification and long-term production continuity.

Supply support for R7F701461EABG-C#BC0 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 specializing in microcontrollers, analog, power, and SoC solutions for automotive, industrial, and IoT markets.

The RH850/D1M1 product line delivers high-performance, safety-certified MCUs for automotive domain controllers and gateways, emphasizing ASIL-B compliance, CAN FD connectivity, and hardware security for next-generation E/E architectures.

FAQ

What is the maximum operating frequency of the R7F701461EABG-C#BC0 CPU core?

The R7F701461EABG-C#BC0 features the RH850 G3M CPU core running at a maximum frequency of 200 MHz. This speed is achieved using an internal PLL fed by an external 4–20 MHz clock source. The core maintains deterministic timing critical for AUTOSAR OS scheduling and real-time control loops in automotive applications. All timing specifications in the R7F701461EABG-C#BC0 datasheet assume operation at this rated frequency under specified voltage and temperature conditions.

Does the R7F701461EABG-C#BC0 support ISO 26262 functional safety certification?

Yes, the R7F701461EABG-C#BC0 is designed to meet ISO 26262 ASIL-B requirements. Its safety mechanisms include lockstep CPU cores, ECC on flash and SRAM, memory protection unit (MPU), and dedicated System Error Notification (SEG) controller. Renesas provides certified safety manuals and FMEDA reports for the R7F701461EABG-C#BC0, enabling integration into ASIL-B automotive systems such as body control modules and gateway ECUs without additional hardware redundancy.

How many CAN FD interfaces does the R7F701461EABG-C#BC0 integrate?

The R7F701461EABG-C#BC0 integrates two independent CAN FD controllers compliant with ISO 11898-1:2015. Each controller supports bit rates up to 2 Mbps in classical CAN mode and up to 5 Mbps in FD data phase, with 64 message object buffers. These interfaces are fully configurable via dedicated registers and support hardware filtering, loopback testing, and automatic retransmission-making the R7F701461EABG-C#BC0 suitable for automotive gateway and domain controller applications.

What type of hardware security is implemented in the R7F701461EABG-C#BC0?

The R7F701461EABG-C#BC0 includes a dedicated Hardware Security Module (HSM) supporting AES-128/256 encryption/decryption, SHA-256 hashing, and RSA-2048 signature verification. The HSM operates independently of the main CPU, with secure key storage and protected memory space. This enables secure boot validation, encrypted firmware updates, and secure diagnostic communication-all essential for automotive cybersecurity compliance in the R7F701461EABG-C#BC0's target applications.

What is the ADC resolution and channel count for the R7F701461EABG-C#BC0?

The R7F701461EABG-C#BC0 features a 12-bit successive approximation register (SAR) ADC with 48 input channels. It achieves ±1 LSB integral nonlinearity (INL) and supports both single-ended and differential input configurations. Conversion time is 1 µs per sample, and the ADC includes hardware window comparators and programmable gain (1×/2×/4×/8×) for direct sensor interfacing-key capabilities for body control and ADAS sensor preprocessing in the R7F701461EABG-C#BC0.