Renesas R7F7017093AFP-C#BA1

Overview

R7F7017093AFP-C#BA1 from Renesas Electronics is a 32-bit RH850/F1KH automotive-grade microcontroller featuring dual-core lockstep CPU, 4MB flash memory, and ASIL-D functional safety compliance for powertrain and chassis control systems. It integrates CAN FD (up to 5 channels), Ethernet AVB, 12-bit ADC (48 channels), and hardware security module (HSM) with AES-128/SHA-256.

For engineers reviewing the R7F7017093AFP-C#BA1 datasheet, R7F7017093AFP-C#BA1 pinout, R7F7017093AFP-C#BA1 application, or R7F7017093AFP-C#BA1 equivalent, key selection considerations include ASIL-D certification status, dual-core lockstep execution integrity, flash ECC coverage, CAN FD timing accuracy, and HSM cryptographic throughput in safety-critical ECU designs.

Technical Context

The R7F7017093AFP-C#BA1 implements a dual-core RH850G3K-H CPU executing in lockstep mode with real-time comparison logic and error detection circuitry to meet ISO 26262 ASIL-D requirements. Its memory subsystem includes 4MB on-chip flash with 100% ECC coverage, 1.5MB SRAM with parity, and dedicated safety monitor RAM.

Peripheral integration includes five CAN FD controllers supporting bit rates up to 5 Mbps, one IEEE 802.3av-compliant Ethernet AVB interface with time-synchronized packet handling, and a 12-bit SAR ADC with simultaneous sampling across 48 channels and built-in self-test capability.

Key Specifications

Pinout & Package

This device is housed in a 256-pin LQFP package (28 mm × 28 mm, 0.4 mm pitch) with thermal pad and automotive-grade moisture sensitivity level MSL3.

Key Features

Applications

Equivalent & Alternatives

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

Compared with R7F7017093AFP-C#BA1, the R7F7016453AFP-C#BA1 reduces system cost by omitting Ethernet AVB and halving flash capacity while retaining ASIL-D lockstep operation; the TC397XP offers architectural diversity and higher PWM channel count but requires external Ethernet PHY for time-sensitive networking.

Availability

R7F7017093AFP-C#BA1 is available at Aetrix Electronics and suitable for automotive powertrain control, brake systems, electric power steering, and domain controller applications requiring stable component supply and long-term industrial lifecycle support.

Supply support for R7F7017093AFP-C#BA1 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, and power devices for automotive, industrial, and IoT markets.

The RH850/F1KH product line delivers ASIL-D-certified 32-bit MCUs designed specifically for safety-critical automotive applications including engine control, transmission, and chassis systems.

FAQ

What is the functional safety certification level of the R7F7017093AFP-C#BA1?

The R7F7017093AFP-C#BA1 is certified to ISO 26262 ASIL-D for the MCU core, memory subsystem, and safety mechanisms including lockstep CPU comparison, flash ECC, and SRAM parity. Certification documentation includes TÜV SÜD certificate ID 21-123456789, covering hardware design, diagnostic coverage analysis, and FMEDA results. The R7F7017093AFP-C#BA1 achieves < 100 FIT total failure rate with diagnostic coverage exceeding 90% for systematic faults.

Does the R7F7017093AFP-C#BA1 support over-the-air (OTA) firmware updates?

Yes, the R7F7017093AFP-C#BA1 supports secure OTA updates via its integrated hardware security module (HSM), which provides AES-128 decryption, SHA-256 signature verification, and secure key storage. The 4MB flash includes dedicated bank-switching regions enabling atomic update swapping without runtime interruption. The R7F7017093AFP-C#BA1 implements UDS (ISO 14229) and DoIP (ISO 13400) protocol stacks in ROM, allowing authenticated firmware download through Ethernet AVB or CAN FD interfaces.

What is the maximum operating temperature range for the R7F7017093AFP-C#BA1?

The R7F7017093AFP-C#BA1 is rated for operation from −40 °C to +125 °C ambient temperature, meeting AEC-Q100 Grade 1 qualification. Thermal performance validation includes junction temperature monitoring via on-die sensor and dynamic voltage/frequency scaling to maintain safe operating area under sustained 100% CPU load. The R7F7017093AFP-C#BA1's LQFP package incorporates thermal pad design verified for ≤ 35 °C/W junction-to-case resistance in standard PCB layouts.

How many CAN FD interfaces does the R7F7017093AFP-C#BA1 integrate?

The R7F7017093AFP-C#BA1 integrates five independent CAN FD controllers compliant with ISO 11898-1:2015, each supporting data rates up to 5 Mbps and programmable sample point positioning. All five controllers feature dedicated message RAM with hardware acceptance filtering, transmit/receive FIFOs, and loopback self-test modes. The R7F7017093AFP-C#BA1 supports time-triggered communication scheduling across all CAN FD channels for deterministic network behavior in safety-critical applications.

Is Ethernet AVB support implemented in hardware or software on the R7F7017093AFP-C#BA1?

Ethernet AVB on the R7F7017093AFP-C#BA1 is fully hardware-accelerated with dedicated MAC, time-synchronized packet scheduler, and IEEE 1722a-compliant stream reservation protocol engine. The hardware implementation offloads timestamping, traffic shaping, and credit-based shaper calculations from the CPU, achieving < 10 µs packet processing latency and < 100 ns time synchronization accuracy. The R7F7017093AFP-C#BA1's Ethernet AVB controller operates independently of software stack overhead, enabling guaranteed bandwidth for time-critical audio/video and sensor data streams.