Renesas M30290FCVHP#U3A

Overview

M30290FCVHP#U3A from Renesas Electronics is a 16-bit CMOS microcontroller in the M16C/29 Group, designed for embedded control applications requiring integrated peripherals, low-power operation, and industrial-grade reliability. It features 256 KB on-chip flash memory, 16 KB RAM, a 16-bit CPU core operating up to 20 MHz, and supports CAN 2.0B communication. It is used in motor control systems, industrial PLCs, and HVAC controllers where deterministic real-time response and peripheral integration are critical.

For engineers reviewing the M30290FCVHP#U3A datasheet, M30290FCVHP#U3A pinout, M30290FCVHP#U3A application, or M30290FCVHP#U3A equivalent, key selection criteria include its 100-pin LQFP package, CAN controller with 32 message objects, 12-bit ADC with 16 channels, 32-bit timer/counters, and support for both main and sub-clock oscillators with PLL frequency multiplication.

Technical Context

The M30290FCVHP#U3A implements the M16C CPU architecture with 16-bit data bus width and 24-bit address space, enabling direct access to its full 256 KB flash and 16 KB RAM without banking. Its clock system integrates a main crystal oscillator (1–20 MHz), sub-oscillator (32.768 kHz), on-chip oscillator, and PLL for generating stable CPU clocks up to 20 MHz.

Peripheral integration includes a CAN controller compliant with ISO 11898-1:2003, supporting both standard and extended frames, plus three 16-bit timer modules (TMR0–TMR2) with capture/compare/PWM capability, and a 12-bit successive-approximation ADC with sample-and-hold and programmable conversion timing.

Key Specifications

Pinout & Package

Package: 100-pin LQFP (14 mm × 14 mm, 0.5 mm pitch), thermally enhanced with exposed thermal pad (EP). Pinout conforms to M16C/29 Group standard layout per Renesas Hardware Manual Rev.1.12.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar microcontroller applications.

Compared with R5F102FAASP#30 and MB9BF516RPMC-G-SNE2, the M30290FCVHP#U3A delivers optimal balance of CAN-enabled real-time control, 256 KB flash for complex firmware, and proven industrial qualification-without requiring PCB redesign or toolchain migration typical of 32-bit transitions.

Availability

M30290FCVHP#U3A is available at Aetrix Electronics and suitable for industrial motor control, HVAC system integration, and programmable logic controller designs requiring stable component supply across multi-year production cycles.

Supply support for M30290FCVHP#U3A 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 formed in 2010 through the merger of NEC Electronics and Renesas Technology, specializing in microcontrollers, analog, power, and SoC solutions for industrial, automotive, and infrastructure markets.

The M16C/29 Group, including M30290FCVHP#U3A, was engineered for deterministic real-time control in harsh industrial environments-emphasizing peripheral integration (CAN, ADC, timers), flash endurance, and long-term supply stability for factory automation and building management systems.

FAQ

What is the maximum operating frequency of the M30290FCVHP#U3A?

The M30290FCVHP#U3A operates at a maximum CPU clock frequency of 20 MHz, achieved via its on-chip PLL circuit multiplying the main oscillator input (1–20 MHz). This 20 MHz clock drives both the CPU core and all peripheral modules synchronously, delivering up to 16 MIPS performance while maintaining deterministic interrupt latency under real-time constraints. The M30290FCVHP#U3A's timing specifications are fully characterized across the industrial temperature range (−40°C to +85°C).

Does the M30290FCVHP#U3A support CAN FD or only classical CAN?

The M30290FCVHP#U3A implements a classical CAN 2.0B controller compliant with ISO 11898-1:2003, supporting both standard (11-bit) and extended (29-bit) identifier frames at bit rates up to 1 Mbps. It does not support CAN FD features such as flexible data-rate or extended payload length. The M30290FCVHP#U3A's CAN module includes 32 message objects with individual acceptance filtering and transmit/receive FIFO buffering-sufficient for most industrial fieldbus applications requiring robust, deterministic messaging.

What debug interface does the M30290FCVHP#U3A use?

The M30290FCVHP#U3A uses Renesas' proprietary single-wire debug (SWD) interface, accessible via the dedicated TCK/TMS pins. This on-chip debug circuit supports full real-time debugging-including breakpoints, watchpoints, register inspection, and memory read/write-without requiring an external emulator or additional pins beyond the standard SWD header. The M30290FCVHP#U3A's debug implementation is fully compatible with Renesas E2 studio and CS+ development environments.

Is the M30290FCVHP#U3A qualified for automotive applications?

No, the M30290FCVHP#U3A is rated for industrial applications only (Standard quality grade per Renesas classification) and is not AEC-Q100 qualified. It is intended for use in computers, office equipment, industrial robots, and building automation systems-not in automotive powertrain, chassis, or safety-critical systems. For automotive-grade alternatives, Renesas offers the RH850/F1L or RL78/F14 families; the M30290FCVHP#U3A remains appropriate for non-automotive industrial control where its 256 KB flash and CAN integration provide clear value.

What is the flash endurance specification for the M30290FCVHP#U3A?

The M30290FCVHP#U3A guarantees 100,000 write/erase cycles for its 256 KB on-chip flash memory, with data retention specified at 20 years at 85°C ambient temperature. Flash programming is performed in-page (1 KB) or sector (64 KB) units via the on-chip bootloader or debug interface, and includes ECC protection to detect and correct single-bit errors during read operations. This endurance and retention profile makes the M30290FCVHP#U3A suitable for field-upgradable industrial firmware deployed in long-lifecycle equipment.