Renesas R5S72680W266FP#V0

Overview

R5S72680W266FP#V0 from Renesas Electronics is a 32-bit RISC microcontroller based on the SuperH™ SH-2A core, featuring 266 MHz operation, 2 MB on-chip Flash memory, and integrated peripherals including USB 2.0 host/function controller, video display controller (4 channels), and multi-function timer pulse units. It targets automotive instrument clusters and industrial HMI systems requiring real-time graphics rendering and deterministic I/O control.

For engineers reviewing the R5S72680W266FP#V0 datasheet, R5S72680W266FP#V0 pinout, R5S72680W266FP#V0 application, or R5S72680W266FP#V0 equivalent, key selection criteria include its 266 MHz CPU clock, 2 MB Flash/256 KB RAM configuration, QFP-256 package with 16-bit external bus interface, and support for complementary PWM with dead-time control in motor control subsystems.

Technical Context

The R5S72680W266FP#V0 implements the SH-2A superscalar RISC architecture with dual-issue pipeline, enabling up to 2 instructions per cycle at 266 MHz. It integrates a 16-bit external bus interface supporting SRAM, ROM, SDRAM, and PCMCIA devices with configurable wait-state insertion and burst access timing.

Its peripheral set includes four independent video display controllers with horizontal noise reduction and matrix-based brightness/gain adjustment, a USB 2.0 host/function module with internal PHY biasing via REFRIN pin, and five multi-function timer pulse units (MFTUs) supporting input capture, output compare, PWM, and complementary PWM modes with programmable dead time.

Key Specifications

Pinout & Package

Package: 256-pin plastic quad flat package (QFP), 28 mm × 28 mm, 0.4 mm pitch, lead-free (Pb-free), RoHS compliant.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar 32-bit RISC microcontroller applications.

Compared with R5S72680W266FP#V0, the R5S72680W250FP#V0 trades 16 MHz clock headroom and 512 KB Flash for lower cost and thermal envelope, while the R5S72690W266FP#V0 extends functionality with dual USB and richer video layering-both maintain identical package, pinout, and toolchain compatibility.

Availability

R5S72680W266FP#V0 is available at Aetrix Electronics and suitable for automotive instrument clusters, industrial HMI panels, and motor control gateways requiring stable component supply across extended product lifecycles.

Supply support for R5S72680W266FP#V0 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 manufacturer specializing in microcontrollers, analog, and power solutions for automotive, industrial, and IoT markets.

The SH7268 Group, including R5S72680W266FP#V0, was designed specifically for high-performance automotive body electronics and industrial human-machine interfaces requiring integrated graphics, real-time control, and robust peripheral connectivity.

FAQ

What is the maximum operating frequency of the R5S72680W266FP#V0?

The R5S72680W266FP#V0 operates at a maximum CPU clock frequency of 266 MHz, achieved via an internal PLL that multiplies a stable external clock source. This frequency is fully supported across the specified industrial temperature range (−40°C to +85°C) and 3.3 V ±5% supply voltage, enabling deterministic real-time execution of graphics and control tasks in the R5S72680W266FP#V0.

Does the R5S72680W266FP#V0 include on-chip Flash memory, and what is its capacity?

Yes, the R5S72680W266FP#V0 integrates 2 MB of on-chip Flash memory for program storage and data retention. This Flash is organized for fast read access and supports in-application programming (IAP), allowing firmware updates without external programming hardware. The R5S72680W266FP#V0 also includes 256 KB of on-chip RAM for runtime variables and frame buffers.

What USB functionality does the R5S72680W266FP#V0 support?

The R5S72680W266FP#V0 features a single USB 2.0 host/function module with an integrated PHY, supporting both device and host roles. It includes dedicated REFRIN biasing circuitry (5.6-kΩ to USBAPVss) and complies with USB 2.0 full-speed (12 Mbps) and high-speed (480 Mbps) signaling standards. The R5S72680W266FP#V0 handles enumeration, endpoint management, and descriptor handling in firmware.

How many video display controllers are integrated into the R5S72680W266FP#V0?

The R5S72680W266FP#V0 integrates four independent video display controllers, each capable of driving separate LCD panels or display zones. Each controller supports horizontal noise reduction, brightness adjustment, and gain control via matrix operations. These controllers operate concurrently and can be synchronized for multi-display automotive instrument clusters in the R5S72680W266FP#V0.

Is the R5S72680W266FP#V0 pin-compatible with other members of the SH7268/SH7269 family?

Yes, the R5S72680W266FP#V0 is pin-compatible with other QFP-256 variants in the SH7268/SH7269 family, including R5S72680W250FP#V0 and R5S72690W266FP#V0. Identical pin functions, power domains, and package dimensions allow shared PCB layouts. However, some peripheral enable bits and memory configurations differ, requiring firmware adaptation when migrating between variants of the R5S72680W266FP#V0.