Renesas R9A06G032VGBA#AC1

Overview

R9A06G032VGBA#AC1 from Renesas is a dual-core Arm Cortex-A7 (500 MHz) + Cortex-M3 (125 MHz) industrial communication SoC with integrated 2 MB on-chip SRAM (ECC), dual Gigabit Ethernet MACs, Advanced 5-Port Switch (A5PSW), EtherCAT Slave Controller (3 ports), SercosIII Slave Controller (2 ports), and hardware-accelerated R-IN Engine for real-time industrial Ethernet protocols. It targets industrial gateways, PLC controllers, and motion control systems requiring deterministic network timing and protocol offload.

For engineers reviewing the R9A06G032VGBA#AC1 datasheet, R9A06G032VGBA#AC1 pinout, R9A06G032VGBA#AC1 application, or R9A06G032VGBA#AC1 equivalent, key selection criteria include dual-A7/M3 asymmetric processing, IEEE 1588 v2 support across GMAC and A5PSW, PRP/HSR option availability, DDR2/3-1000 interface, and 324-pin LFBGA (15×15 mm, 0.8 mm pitch) package compatibility.

Technical Context

The R9A06G032VGBA#AC1 implements a heterogeneous dual-CPU architecture: two 500 MHz Arm Cortex-A7 cores with MMU, FPU, and up to 256 KB L2 cache handle high-level OS tasks (Linux), while a dedicated 125 MHz Cortex-M3 core runs real-time firmware for R-IN Engine functions including HW-RTOS acceleration, EtherCAT/SercosIII frame processing, and Ethernet switch control. The A5PSW provides five physical Ethernet ports with QoS, IEEE 1588 timestamping, VLAN handling, and optional PRP/HSR redundancy per IEC 62439-3 Ed2.0.

Memory subsystem includes 2 MB on-chip ECC SRAM (SEC-DED), 16-bit DDR2/3-1000 controller (250/500 MHz), NAND Flash controller with BCH ECC (up to 32-bit correction), and dual Quad SPI interfaces supporting XIP. Peripheral integration covers 2 × CAN FD-capable controllers (125 kbps–1 Mbps), 8 × UART (including RS485/MODBUS support), 6 × SPI (4 master/2 slave), 2 × I²C, 2 × 12-bit ADC (1 MSPS), LCD controller, and MSEBI parallel bus interface.

Key Specifications

Pinout & Package

Package: 324-pin LFBGA (15×15 mm, 0.8 mm pitch), RoHS-compliant, lead-free, moisture sensitivity level 3.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar industrial communication SoC applications.

Compared with R9A06G032VGBA#AC1, R9A06G032VGBG#AC1 offers expanded memory and redundancy features at larger footprint, while R9A06G033VGBA#AC1 trades dual-A7 capability for higher embedded SRAM and lower BOM cost - both require PCB redesign due to non-pin-compatible packages.

Availability

R9A06G032VGBA#AC1 is available at Aetrix Electronics and suitable for industrial gateways, PLC controllers, redundant network switches, and fieldbus-to-Ethernet bridges requiring stable component supply across long-lifecycle manufacturing programs.

Supply support for R9A06G032VGBA#AC1 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 delivering trusted embedded solutions for automotive, industrial, infrastructure, and IoT markets, with over 40 years of microcontroller and SoC innovation.

The RZ/N1 series is designed specifically for industrial Ethernet convergence - integrating dual-application processors, hardware-accelerated real-time protocols, and robust networking peripherals into a single SoC for deterministic automation systems.

FAQ

What is the maximum operating frequency of the Cortex-A7 cores in the R9A06G032VGBA#AC1?

The R9A06G032VGBA#AC1 features dual Arm Cortex-A7 cores rated for up to 500 MHz operation. This frequency is supported under full industrial temperature range (−40°C to +110°C junction) with appropriate power delivery and thermal management. The R9A06G032VGBA#AC1 datasheet specifies clock frequency scaling and dynamic voltage/frequency scaling (DVFS) support to optimize power versus performance in real-world deployments.

Does the R9A06G032VGBA#AC1 support IEEE 1588 Precision Time Protocol across all Ethernet interfaces?

Yes, the R9A06G032VGBA#AC1 supports IEEE 1588-2008 v2 timestamping on both independent GMACs and the Advanced 5-Port Switch (A5PSW). Each interface provides hardware-assisted timestamp insertion and extraction with sub-10 ns resolution. The R9A06G032VGBA#AC1 also supports 1-step P2P and E2E modes in Layer 2, meeting Power Profile C37.238 requirements for substation automation.

How many GPIO pins are available on the R9A06G032VGBA#AC1, and what configuration options do they support?

The R9A06G032VGBA#AC1 provides 132 multiplexed GPIO pins in its 324-pin LFBGA package. Each pin supports programmable drive strength, on-chip pull-up/pull-down resistors, slew rate control, and input Schmitt triggers. The IO Multiplexing Controller allows assignment of peripheral functions (UART, SPI, CAN, etc.) to multiple candidate pins - enabling optimized PCB layout and noise isolation in industrial EMI environments.

Is PRP or HSR functionality enabled by default on the R9A06G032VGBA#AC1?

No, PRP and HSR functionality are optional features on the R9A06G032VGBA#AC1 and require specific configuration via fuse settings and firmware initialization. These features are not active out-of-box and must be enabled during secure boot sequence. The R9A06G032VGBA#AC1 datasheet states that PRP/HSR cannot operate simultaneously with SercosIII or EtherCAT - selection is mutually exclusive per device configuration.

What memory interfaces does the R9A06G032VGBA#AC1 support, and what are their maximum data rates?

The R9A06G032VGBA#AC1 supports DDR2-500 and DDR3-1000 via its 16-bit DDR controller (250/500 MHz clock), NAND Flash with BCH ECC up to 32-bit correction, dual Quad SPI interfaces (XIP-capable), and two SD/SDIO/eMMC hosts (50 MHz High Speed mode). It also includes 2 MB on-chip ECC SRAM accessible at full CPU speed - eliminating latency penalties of external memory access for time-critical buffers.