Renesas R9A07G044C22GBG#BC0

Overview

R9A07G044C22GBG#BC0 from Renesas Electronics is a dual-core heterogeneous application processor in the RZ/G2L Group, integrating an Arm Cortex-A55 (1.2 GHz) and Arm Cortex-M33 (200 MHz) on a single die, with 1 MB L2 cache, integrated DDR3L/DDR4 memory controller, and hardware-accelerated 2D/3D graphics (Mali-G31 MP2). It targets industrial HMI, entry-level edge AI gateways, and secure IoT gateway applications requiring real-time responsiveness and Linux-capable processing.

For engineers reviewing the R9A07G044C22GBG#BC0 datasheet, R9A07G044C22GBG#BC0 pinout, R9A07G044C22GBG#BC0 application, or R9A07G044C22GBG#BC0 equivalent, key selection considerations include its dual-core asymmetric architecture, integrated security engine (AES-128/256, SHA-256, TRNG), 2× Gigabit Ethernet with TSN support, and 17 × 32-bit general-purpose timers - all within a 15 mm × 15 mm 376-pin BGA package rated for -40°C to +85°C operation.

Technical Context

The R9A07G044C22GBG#BC0 implements a tightly coupled heterogeneous compute architecture: the Cortex-A55 handles full Linux OS execution and application workloads, while the Cortex-M33 runs real-time firmware (e.g., sensor fusion, motor control, secure boot) with independent power domains and dedicated SRAM (512 KB). Both cores share access to the same DDR interface and peripheral bus via the AXI/AHB interconnect fabric.

Its system-level timing relies on multiple clock sources: a 20 MHz crystal input feeds the on-chip PLLs generating core clocks (1.2 GHz A55, 200 MHz M33), DDR clock (up to 1066 MT/s), and peripheral clocks (USB, Ethernet, display); all are managed by the System Controller (SYSC) with dynamic voltage and frequency scaling (DVFS) support for power optimization.

Key Specifications

Pinout & Package

Package: 376-ball Fine-Pitch Ball Grid Array (FBGA), 15 mm × 15 mm, 0.65 mm ball pitch, RoHS-compliant, lead-free, moisture sensitivity level 3 (MSL3).

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar heterogeneous application processor applications.

Compared with R9A07G044C22GBG#BC0, the R9A07G043C22GBG#BC0 reduces cost and power by removing graphics hardware but maintains identical real-time and security capabilities, while the i.MX 8M Mini offers broader multimedia support at the expense of industrial TSN compliance and tighter A55/M33 coupling.

Availability

R9A07G044C22GBG#BC0 is available at Aetrix Electronics and suitable for industrial HMI panels, edge AI gateways, and secure IoT gateways requiring stable component supply, long-term lifecycle support, and automotive-grade reliability validation.

Supply support for R9A07G044C22GBG#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, power, and SoC solutions for industrial, automotive, and enterprise markets.

The RZ/G series - including the R9A07G044C22GBG#BC0 - is designed for Linux-capable, high-reliability embedded applications demanding real-time responsiveness, hardware security, and rich peripheral integration in space-constrained industrial edge systems.

FAQ

What is the operating temperature range specified for the R9A07G044C22GBG#BC0?

The R9A07G044C22GBG#BC0 is rated for industrial temperature operation from -40°C to +85°C ambient, validated per Renesas' "Standard" quality grade classification. This range supports deployment in uncontrolled factory environments, outdoor kiosks, and transportation infrastructure without forced cooling. The R9A07G044C22GBG#BC0 thermal design requires 4-layer PCB with internal ground/power planes and ≥4 thermal vias under the package center for reliable operation at maximum junction temperature.

Does the R9A07G044C22GBG#BC0 support booting from eMMC v5.1 in 1.8-V mode?

Yes, the R9A07G044C22GBG#BC0 supports Boot Mode 1 (1.8-V eMMC) as defined in the RZ/G2L Hardware User's Manual Rev.1.50. It initializes the eMMC interface using SDHCI protocol, supports HS400 mode for up to 400 MB/s read throughput, and validates boot image integrity via SHA-256 hash before loading into internal ROM. The R9A07G044C22GBG#BC0 requires proper pull-up/pull-down resistor configuration on CMD/DAT[0:3] lines and correct VCCQ switching sequence during power-up.

How is security implemented in the R9A07G044C22GBG#BC0 for secure boot?

Secure boot in the R9A07G044C22GBG#BC0 begins with immutable ROM code that verifies the signature of the first-stage bootloader (FSBL) using ECDSA-P256 with keys fused in OTP. The FSBL then validates subsequent stages (SSBL, U-Boot, kernel) using SHA-256 hashes and RSA-2048 signatures. All verification occurs within the TrustZone Secure World, and the R9A07G044C22GBG#BC0 enforces strict isolation between secure and non-secure memory regions via the IDAU and TZPC peripherals.

Can the Cortex-M33 core in the R9A07G044C22GBG#BC0 operate independently while the Cortex-A55 is in deep sleep?

Yes, the R9A07G044C22GBG#BC0 supports independent power domain control: the Cortex-M33 can remain fully operational in Run or Sleep mode while the Cortex-A55, L2 cache, and DDR subsystem are powered down. This is enabled via SYSC register-controlled power gating and requires the M33 firmware to manage its own clock source (e.g., 32 kHz RTC oscillator) and retain state in its dedicated 512 KB SRAM. The R9A07G044C22GBG#BC0 uses this capability for low-power sensor monitoring and wake-on-event functions.

What display interfaces does the R9A07G044C22GBG#BC0 support natively?

The R9A07G044C22GBG#BC0 integrates a display controller supporting LVDS (up to 1366×768@60 Hz), MIPI-DSI (4-lane, up to 1920×1080@60 Hz), and RGB (24-bit, up to 1280×800@60 Hz). It includes hardware scalers, alpha blending, and gamma correction, all accessible via DRM/KMS drivers in mainline Linux. The R9A07G044C22GBG#BC0 does not require external TCON or bridge chips for these interfaces, reducing system complexity and EMI emissions.