Renesas R7S910016CBA#BC0

Overview

R7S910016CBA#BC0 from Renesas Electronics is a high-performance real-time industrial MCU featuring dual Arm® Cortex®-R4 (450 MHz) and Cortex-M3 (150 MHz) processors, 1 Mbyte on-chip extended SRAM with ECC, EtherCAT slave controller (2-port), dual CAN 2.0B interfaces, and integrated safety functions including CRC, IWDTa, and error control module - deployed in motion control systems requiring deterministic response and functional safety compliance.

For engineers reviewing the R7S910016CBA#BC0 datasheet, R7S910016CBA#BC0 pinout, R7S910016CBA#BC0 application, or R7S910016CBA#BC0 equivalent, key selection criteria include its 450 MHz Cortex-R4 performance (747 DMIPS), dual-core real-time coordination via Event Link Controller, 176 I/O pins in 320-pin FBGA (PRBG0320GB-A), -40°C to +125°C junction temperature rating, and support for EnDat 2.2/BiSS-C encoder interfaces - all validated for servo drive and PLC edge node implementations.

Technical Context

The R7S910016CBA#BC0 implements a tightly coupled dual-core architecture: the Cortex-R4 core executes hard real-time motion control loops at 450 MHz with TCM (512 KB ATCM + 32 KB BTCM), ECC-protected caches, and FPU support for single/double-precision math; the Cortex-M3 core (150 MHz) handles auxiliary tasks like communication protocol stacks and diagnostics, sharing memory space but operating under independent interrupt controllers (VIC/NVIC).

Its real-time subsystem includes an Event Link Controller enabling hardware-triggered module operation without CPU intervention, a 16-bit TPUa (12 channels) and MTU3a (9 channels) for PWM generation with dead-time control, and dual-channel encoder interfaces compliant with EnDat 2.2 and BiSS-C - all synchronized via shared clock domains (150 MHz system clock, 75 MHz peripheral clock) and managed through a multi-function pin controller supporting 5-V-tolerant I/O.

Key Specifications

Pinout & Package

Package: 320-pin Fine-Pitch Ball Grid Array (FBGA), PRBG0320GB-A, 17 mm × 17 mm, 0.8 mm pitch, RoHS-compliant, lead-free.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar real-time industrial MCU applications.

Compared with R7S910013CBA#BC0, the R7S910016CBA#BC0 offers lower thermal load and verified EtherCAT timing compliance at 450 MHz; versus R7S910011CBA#BC0, it delivers guaranteed safety-certifiable memory and network stack execution without external components - making it optimal for SIL2-rated drive modules.

Availability

R7S910016CBA#BC0 is available at Aetrix Electronics and suitable for servo drive development, industrial PLC edge nodes, EtherCAT gateway designs, and multi-axis motion controllers requiring stable component supply across automotive-grade temperature ranges and long production lifecycles.

Supply support for R7S910016CBA#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 Japanese semiconductor manufacturer specializing in microcontrollers, analog, and power devices for industrial, automotive, and IoT markets - with over 40 years of embedded systems leadership.

The RZ/T1 Group, including R7S910016CBA#BC0, was designed specifically for deterministic real-time industrial automation - integrating EtherCAT, safety logic, and dual-core processing to replace FPGA+MCU combinations in servo drives and motion controllers.

FAQ

What is the maximum operating frequency and DMIPS rating of the R7S910016CBA#BC0?

The R7S910016CBA#BC0 operates at a maximum CPU frequency of 450 MHz on its Arm Cortex-R4 core, delivering 747 DMIPS of real-time processing performance. This rating is measured under standard conditions with instruction and data caches enabled and ECC active. The Cortex-M3 core runs at 150 MHz for auxiliary tasks. These values are confirmed in the official R01DS0228EJ0200 Rev.2.00 datasheet, page 2.

Does the R7S910016CBA#BC0 include integrated EtherCAT functionality?

Yes, the R7S910016CBA#BC0 integrates a Beckhoff-licensed EtherCAT Slave Controller (ECATC) supporting two physical ports, as documented in Table 1.2 and Section 1.1 of the R01DS0228EJ0200 datasheet. It enables full slave functionality including process data exchange, DC synchronization, and AL state machine handling - eliminating the need for external EtherCAT ASICs in drive designs.

What encoder interface protocols does the R7S910016CBA#BC0 support?

The R7S910016CBA#BC0 supports EnDat 2.2 and BiSS-C encoder protocols on its dual-channel encoder interface, as specified in the "Encoder interfaces (optional)" section of the datasheet (page 1). Both channels are configurable independently, and the interface includes frequency-divided output capability and hardware noise filtering - validated for use with Heidenhain and SICK absolute encoders.

What safety certifications or functional safety features are implemented in the R7S910016CBA#BC0?

The R7S910016CBA#BC0 incorporates multiple IEC 61508-aligned safety mechanisms: register write protection, input clock oscillation stop detection, CRC calculator (with four polynomials), independent watchdog timer (IWDTa), and an Error Control Module (ECM) that can assert fault pins or trigger internal resets. These features are detailed in Section 1.1 "Safety functions" of the R01DS0228EJ0200 datasheet.

What is the on-chip memory configuration of the R7S910016CBA#BC0?

The R7S910016CBA#BC0 includes 1 Mbyte of on-chip extended SRAM with SEC-DED ECC, plus 512 Kbytes of ATCM and 32 Kbytes of BTCM - all protected by error-correcting code. Instruction and data caches are each 8 Kbytes with ECC. This memory map is fixed and fully accessible to both Cortex-R4 and Cortex-M3 cores, as confirmed in Table 1.1 (page 2) of the datasheet.