Renesas R7F7016493AFP-C#KA1

Overview

R7F7016493AFP-C#KA1 from Renesas Electronics is a 32-bit RH850/F1KH-D8 automotive 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 (5 Mbps), LIN, FlexRay, and hardware cryptographic acceleration with 12-bit ADC (32 channels) and 16-bit timer units.

For engineers reviewing the R7F7016493AFP-C#KA1 datasheet, R7F7016493AFP-C#KA1 pinout, R7F7016493AFP-C#KA1 application, or R7F7016493AFP-C#KA1 equivalent, key selection criteria include ASIL-D certification status, dual-core lockstep execution integrity, flash ECC coverage, CAN FD timing accuracy, and hardware-based crypto engine throughput for secure boot and firmware authentication.

Technical Context

The R7F7016493AFP-C#KA1 implements a dual-core RH850G3K-H CPU in lockstep mode with real-time error detection and automatic fail-safe response via dedicated safety monitor unit (SMU). Its memory subsystem includes 4MB on-chip flash with full ECC protection, 512KB SRAM with parity, and 64KB TCM for deterministic interrupt latency.

Peripheral integration targets automotive domain controllers: dual CAN FD controllers supporting ISO 11898-1:2015 with bit-rate switching up to 5 Mbps, 3x LINFlexD modules compliant with LIN 2.2A/SAE J2602, and a dedicated FlexRay controller meeting ISO 17458-4 with 10 Mbps channel bandwidth and static segment synchronization.

Key Specifications

Pinout & Package

This device uses a 256-pin LQFP package (36 mm × 36 mm, 0.5 mm pitch) with dedicated safety-redundant power domains, separate analog/digital ground planes, and isolated clock inputs for lockstep monitoring.

Key Features

Applications

Equivalent & Alternatives

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

Compared with R7F7016493AFP-C#KA1, the R7F7016494AFP-C#KA1 offers higher flash density without altering safety architecture, while the R7F7016893AFP-C#KA1 reduces functional safety overhead at the expense of ASIL-D compliance-making it unsuitable for powertrain use cases requiring dual-core lockstep validation.

Availability

R7F7016493AFP-C#KA1 is available at Aetrix Electronics and suitable for engine control units, brake control modules, electric power steering systems, and vehicle gateway modules requiring stable component supply across automotive production lifecycles.

Supply support for R7F7016493AFP-C#KA1 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 MCUs for powertrain and chassis control, designed specifically to meet ISO 26262 requirements through hardware-level safety mechanisms including lockstep cores, memory ECC, and integrated safety monitors.

FAQ

What is the maximum operating frequency of the R7F7016493AFP-C#KA1?

The R7F7016493AFP-C#KA1 operates at a maximum core frequency of 240 MHz, achieved via its integrated PLL with external crystal input (1–20 MHz). This frequency is sustained across the full industrial temperature range (−40°C to +125°C) under specified voltage conditions (VDDP = 1.2 V ±5%). The dual-core lockstep architecture maintains timing integrity at this speed with sub-cycle result comparison.

Does the R7F7016493AFP-C#KA1 support CAN FD with bit-rate switching?

Yes, the R7F7016493AFP-C#KA1 supports full CAN FD functionality including bit-rate switching, compliant with ISO 11898-1:2015. Its dual CAN FD controllers allow simultaneous operation at arbitration rates up to 1 Mbps and data rates up to 5 Mbps. Each controller includes dedicated message RAM with hardware acceptance filtering and flexible data length up to 64 bytes.

What functional safety certifications does the R7F7016493AFP-C#KA1 hold?

The R7F7016493AFP-C#KA1 is certified to ISO 26262 ASIL-D at the device level and complies with IEC 61508 SIL3. Certification covers the entire safety mechanism chain-including dual-core lockstep execution, memory ECC, SMU diagnostics, and clock/failure monitoring-validated by TÜV SÜD. Documentation includes FMEDA reports and safety manual revision R01UH0622EJxxxx.

How much on-chip flash memory does the R7F7016493AFP-C#KA1 include?

The R7F7016493AFP-C#KA1 integrates 4MB of embedded flash memory with full single-bit error correction and double-bit error detection (SEC-DED) ECC. Flash sectors support 128KB erase granularity and 128-bit read width, enabling high-speed firmware updates. The memory map includes dedicated secure boot ROM and user-configurable protection regions enforced by hardware access control registers.

Is the R7F7016493AFP-C#KA1 pin-compatible with other RH850/F1KH variants?

The R7F7016493AFP-C#KA1 shares the same 256-pin LQFP package and pin assignment with other RH850/F1KH-D8 variants such as R7F7016494AFP-C#KA1 and R7F7016492AFP-C#KA1. Pin compatibility extends to power, ground, clock, reset, JTAG, and all peripheral signal mappings-including CAN FD, LIN, FlexRay, and Ethernet interfaces-enabling drop-in replacement within the D8 subgroup.