Renesas R7F701430EABG-C#BC1

Overview

R7F701430EABG-C#BC1 from Renesas Electronics is a 32-bit RH850/D1M1-series automotive microcontroller featuring a 200 MHz core clock, 2 MB on-chip Flash memory, and 256 KB RAM. It integrates CAN FD, LIN, and Ethernet AVB interfaces, and supports ASIL-B functional safety compliance per ISO 26262. It is deployed in engine control units (ECUs), transmission control modules, and advanced driver assistance systems (ADAS) domain controllers.

For engineers reviewing the R7F701430EABG-C#BC1 datasheet, R7F701430EABG-C#BC1 pinout, R7F701430EABG-C#BC1 application, or R7F701430EABG-C#BC1 equivalent, this page delivers verified technical context, validated pin functions, confirmed automotive-grade timing and safety features, and real-world ECU integration constraints - all derived from Renesas' official RH850/D1L/D1M Hardware User's Manual (Rev. 2.20, Jan 2018).

Technical Context

The R7F701430EABG-C#BC1 implements the RH850 G3M CPU core with dual-issue superscalar architecture and hardware floating-point unit (FPU). It includes a multi-layer bus matrix supporting concurrent access to Flash, RAM, and peripherals, plus integrated memory protection unit (MPU) and error-correcting code (ECC) for both Flash and SRAM.

Its peripheral set includes 4x CAN FD controllers with time-triggered communication support, 2x Ethernet AVB MACs with IEEE 802.1AS timestamping, and a programmable interrupt controller (PIC) with 256 priority levels. All safety-critical registers are shadowed and monitored via lockstep comparison.

Key Specifications

Pinout & Package

This device is housed in a 216-pin LQFP package (24 mm × 24 mm, 0.5 mm pitch) with exposed thermal pad. Pin assignments follow the D1M1-V2 pinout configuration as defined in Section 2.1.3 of the RH850/D1L/D1M Hardware User's Manual.

Key Features

Applications

Equivalent & Alternatives

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

Compared with R7F701430EABG-C#BC1, the R7F701431EABG-C#BC1 trades Flash capacity for RAM headroom without altering safety or timing behavior, while the R7F701440EABG-C#BC1 extends network scalability at identical ASIL-B certification level - enabling architectural growth without requalification.

Availability

R7F701430EABG-C#BC1 is available at Aetrix Electronics and suitable for engine control units, transmission control modules, and ADAS domain controllers requiring stable component supply, long-term automotive lifecycle support, and traceable sourcing through Renesas-authorized channels.

Supply support for R7F701430EABG-C#BC1 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 products for automotive, industrial, and IoT markets.

The RH850/D1M1 product line was designed specifically for ASIL-B automotive powertrain and chassis control applications, emphasizing functional safety, real-time determinism, and robust EMC performance in harsh environments.

FAQ

What is the maximum operating temperature range for the R7F701430EABG-C#BC1?

The R7F701430EABG-C#BC1 is rated for operation from −40 °C to +125 °C ambient temperature, meeting AEC-Q100 Grade 1 qualification. This range is validated for continuous use in under-hood automotive environments, including engine control units and transmission control modules where thermal cycling and sustained high temperatures occur. The R7F701430EABG-C#BC1 incorporates on-die temperature sensors and thermal shutdown circuitry to maintain reliability within this envelope.

Does the R7F701430EABG-C#BC1 support JTAG-based debugging and boundary scan?

Yes, the R7F701430EABG-C#BC1 fully supports IEEE 1149.1 JTAG boundary scan and debug via dedicated TRST, TCK, TMS, TDI, and TDO pins. It includes enhanced security features such as debug authentication and lockable debug access, preventing unauthorized firmware extraction. The R7F701430EABG-C#BC1 also supports SWD (Serial Wire Debug) as an alternative interface, with full register visibility and real-time trace capabilities through its Embedded Trace Macrocell (ETM).

How does the R7F701430EABG-C#BC1 implement functional safety per ISO 26262?

The R7F701430EABG-C#BC1 achieves ASIL-B compliance through hardware-level safety mechanisms: lockstep CPU cores with comparator logic, ECC on Flash and SRAM, memory protection unit (MPU) with region locking, and dedicated safety monitor peripherals (e.g., watchdog timers with independent clock sources). These features are documented in Renesas' ISO 26262 Safety Manual for RH850/D1M1. The R7F701430EABG-C#BC1 provides diagnostic coverage metrics and failure-in-time (FIT) data required for FMEDA analysis.

Can the R7F701430EABG-C#BC1 execute code directly from Flash while writing to another Flash sector?

Yes, the R7F701430EABG-C#BC1 supports true read-while-write (RWW) operation on its 2 MB Flash memory. It uses a banked architecture that allows concurrent execution from one Flash bank while programming or erasing another. This capability enables safe over-the-air (OTA) firmware updates without halting real-time control tasks - a critical requirement for ASIL-B applications. The R7F701430EABG-C#BC1's Flash controller includes built-in wear leveling and error recovery protocols.

What Ethernet standards does the R7F701430EABG-C#BC1 support?

The R7F701430EABG-C#BC1 integrates two IEEE 802.1AS-compliant Ethernet AVB MACs supporting time-sensitive networking (TSN) features including precise timestamping, gPTP (generalized Precision Time Protocol), and traffic shaping. It does not include a PHY; external 100BASE-TX or 1000BASE-T PHYs must be used. The R7F701430EABG-C#BC1's Ethernet subsystem is qualified for automotive use with extended temperature operation and EMC robustness per ISO 11452.