Renesas R5S72030W200FP

Overview

R5S72030W200FP from Renesas Electronics is a 32-bit RISC microcontroller based on the SuperH™ SH-2A CPU core, featuring integrated FPU, 200 MHz operation, 1.8 V/3.3 V dual-voltage I/O support, and on-chip peripherals including CPG, INTC, and multiple timers. It targets real-time motor control and industrial automation systems requiring deterministic floating-point computation.

For engineers reviewing the R5S72030W200FP datasheet, R5S72030W200FP pinout, R5S72030W200FP application, or R5S72030W200FP equivalent, key selection criteria include SH-2A instruction set compatibility, 200 MHz max CPU frequency, 1.8 V core / 3.3 V I/O voltage separation, FPU-enabled real-time math throughput, and QFP-144 package thermal and routing constraints.

Technical Context

The R5S72030W200FP implements the SH-2A superscalar RISC architecture with five-stage pipeline, dual-issue capability, and IEEE 754-compliant single-precision FPU. It supports privileged and user modes, MMU-less memory management via address translation registers, and exception handling with vector table base register (VBR) relocation.

Its clock system integrates a PLL-based Clock Pulse Generator (CPG) supporting programmable multiplication (×1 to ×8) and division ratios, enabling precise 200 MHz core clock derivation from external crystal or clock input. The interrupt controller (INTC) provides 128 interrupt sources with 16 priority levels and automatic vector addressing.

Key Specifications

Pinout & Package

Package: 144-pin LQFP (20 mm × 20 mm, 0.5 mm pitch), thermally enhanced with exposed pad (EP). Pin 1 marked by dot; NC pins must remain unconnected per Renesas hardware guidelines.

Key Features

Applications

Equivalent & Alternatives

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

Compared with R5F72030W200FP and SH7264R, the R5S72030W200FP uniquely balances 200 MHz deterministic performance, integrated FPU, and standard industrial temperature grade in a 144-pin LQFP - making it optimal for cost-sensitive, thermally constrained motor control designs requiring floating-point precision.

Availability

R5S72030W200FP is available at Aetrix Electronics and suitable for industrial motor control, factory automation PLCs, and energy metering gateways requiring stable component supply, long-term lifecycle assurance, and traceable sourcing.

Supply support for R5S72030W200FP 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 solutions for industrial, automotive, and infrastructure markets.

The SH7200 Series targets real-time embedded applications demanding high computational determinism, floating-point capability, and industrial-grade reliability - particularly motor control, programmable logic, and intelligent sensing systems.

FAQ

What is the maximum operating frequency of the R5S72030W200FP?

The R5S72030W200FP operates at a maximum CPU frequency of 200 MHz, achieved via its integrated PLL-based Clock Pulse Generator (CPG) configured with appropriate multiplication and division ratios. This frequency is guaranteed across the full −40 °C to +85 °C operating temperature range and 1.8 V core supply, enabling deterministic real-time execution for motor control and automation workloads. The R5S72030W200FP's SH-2A core sustains this speed with dual-issue capability and five-stage pipeline efficiency.

Does the R5S72030W200FP include a hardware floating-point unit?

Yes, the R5S72030W200FP integrates a full IEEE 754-compliant single-precision floating-point unit (FPU) as part of its SH-2A CPU core. This FPU executes add, multiply, divide, square root, and fused multiply-add operations in hardware, delivering up to 200 MFLOPS peak throughput. The R5S72030W200FP uses this capability to accelerate field-oriented control (FOC) algorithms, FFT computations, and other math-intensive tasks without software emulation overhead.

What are the power supply requirements for the R5S72030W200FP?

The R5S72030W200FP requires two independent supply rails: VCC_CORE at 1.8 V ±0.15 V for the CPU, FPU, and internal logic, and VCC_IO at 3.3 V ±0.3 V for all GPIO, peripheral interfaces, and external bus signals. These dual supplies enable direct interfacing with both low-power core logic and legacy 3.3 V peripherals without external level shifters. The R5S72030W200FP datasheet specifies strict decoupling requirements - including 1 µF and 0.1 µF capacitors near each VCC pin - to maintain stability under dynamic load.

Is the R5S72030W200FP pin-compatible with other SH7200 Series devices?

The R5S72030W200FP shares the same 144-pin LQFP package and pin assignment with several SH7200 Series variants, including the R5F72030W200FP. However, pin compatibility does not imply functional or electrical equivalence across all signals - for example, certain peripheral functions mapped to specific pins may differ between variants. Always verify signal mapping, voltage tolerances, and drive strength against the R5S72030W200FP-specific hardware manual before substitution. The R5S72030W200FP pinout is documented in Section 1.4 and 1.5 of its User's Manual: Hardware (R01UH0458EJ0400).

What debug interface does the R5S72030W200FP support?

The R5S72030W200FP supports the FINE v2 (Fast In-Circuit Emulator) debug interface, which provides non-intrusive real-time trace, hardware breakpoints, watchpoints, and live register/memory inspection. This interface operates over a dedicated 5-pin JTAG-compatible connector and enables full visibility into CPU execution flow without halting real-time peripherals - critical for tuning motor control loops or diagnosing timing-critical faults. The R5S72030W200FP's FINE v2 implementation complies with Renesas' standard debug specification and works with compatible emulators such as the E2000 and E2 emulator.