Renesas M30290FCTHP#UFQ

Overview

M30290FCTHP#UFQ from Renesas Electronics is a 16-bit CMOS microcontroller in the M16C/29 Group, designed for embedded control in industrial and consumer systems. It features 256 KB on-chip flash memory, 16 KB RAM, a 16-bit CPU core operating at up to 20 MHz, and integrated peripherals including UART, I²C, PWM timers, and 10-bit ADC. It targets motor control, power supply management, and appliance HMI subsystems.

For engineers reviewing the M30290FCTHP#UFQ datasheet, M30290FCTHP#UFQ pinout, M30290FCTHP#UFQ application, or M30290FCTHP#UFQ equivalent, key selection criteria include its 100-pin LQFP package, 3.3 V operation, 10-bit 16-channel ADC resolution, dual UART support with IrDA capability, and built-in watchdog timer with window function.

Technical Context

The M30290FCTHP#UFQ implements the M16C CPU architecture with 48-bit instruction word length, register bank switching, and 16-bit data path. It supports three clock sources: main crystal (1–20 MHz), sub-crystal (32.768 kHz), and on-chip oscillator (1 MHz), with PLL multiplication up to 40 MHz internal clock. Reset logic includes hardware reset, brown-out detection, watchdog timer reset, and oscillation stop detection.

Peripheral integration includes two 16-bit multifunction timers (with capture/compare/PWM), one 8-bit reload timer, a 10-bit 16-channel successive-approximation ADC with conversion time of 1.2 μs, and dual full-duplex UARTs supporting asynchronous communication at up to 2 Mbps with framing error detection and automatic baud rate detection.

Key Specifications

Pinout & Package

This device is housed in a 100-pin LQFP (14 mm × 14 mm, 0.5 mm pitch) package with exposed thermal pad, rated for industrial temperature range (−40°C to +85°C).

Key Features

Applications

Equivalent & Alternatives

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

Compared with M30290FCTHP#UFQ, the R5F102MAASP#30 offers lower cost and power but reduced peripheral integration and memory, while the MB9BF516RPMC-G-SNE2 delivers higher compute throughput and modern interfaces at the expense of legacy bus support and increased design complexity.

Availability

M30290FCTHP#UFQ is available at Aetrix Electronics and suitable for industrial motor control, smart power supply regulation, and home appliance HMI applications requiring stable component supply across multi-year production cycles.

Supply support for M30290FCTHP#UFQ 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, and power devices for industrial, automotive, and infrastructure markets.

The M16C/29 Group, which includes M30290FCTHP#UFQ, was engineered for deterministic real-time control in resource-constrained embedded systems where reliability, peripheral integration, and long-term availability are critical.

FAQ

What is the maximum operating frequency of the M30290FCTHP#UFQ?

The M30290FCTHP#UFQ supports a maximum system clock frequency of 20 MHz using an external crystal, with internal PLL operation up to 40 MHz. This enables instruction execution at ≤50 ns per cycle, making it suitable for time-critical tasks such as motor commutation and real-time communication protocol handling. The M30290FCTHP#UFQ's clock generation circuit includes dedicated dividers for peripheral functions to ensure synchronous operation across UART, ADC, and timer modules.

Does the M30290FCTHP#UFQ support IEBus communication?

Yes, the M30290FCTHP#UFQ includes a hardware IEBus controller compliant with JEITA RC-5207, enabling direct connection to automotive audio and HVAC subsystems without external protocol ICs. This feature is implemented in silicon and documented in the M16C/29 Group Hardware Manual Rev.1.12. The M30290FCTHP#UFQ's IEBus interface supports master/slave operation, arbitration, and error detection - critical for legacy vehicle infotainment networks.

What are the memory resources available on the M30290FCTHP#UFQ?

The M30290FCTHP#UFQ integrates 256 KB of on-chip flash memory (rated for 1000 write/erase cycles) and 16 KB of RAM. Flash memory supports in-application programming (IAP) and sector protection, while RAM includes dedicated areas for stack and peripheral buffers. These resources allow full firmware storage, real-time variable retention, and multi-tasking support in constrained environments - essential for the M30290FCTHP#UFQ's target applications in motor drives and appliance controllers.

What low-power modes does the M30290FCTHP#UFQ support?

The M30290FCTHP#UFQ supports WAIT mode (CPU halted, peripherals active) and STOP mode (all clocks stopped except sub-clock for RTC). Both modes retain RAM content and allow wake-up via external interrupt, timer match, or communication event. These modes are controlled via dedicated system control registers and validated for industrial temperature range operation. For battery-powered applications, the M30290FCTHP#UFQ achieves sub-10 μA STOP-mode current with RTC running - extending operational life in smart sensors and portable HMI.

Is the M30290FCTHP#UFQ pin-compatible with other M16C/29 Group devices?

No, the M30290FCTHP#UFQ is not universally pin-compatible across the M16C/29 Group; pin assignments vary by memory size, peripheral set, and package option. While it shares the 100-pin LQFP footprint with variants like M30290FCTHP#UFG, differences exist in ADC channel mapping, I/O alternate functions, and power pin distribution. Engineers must verify pinout against the specific variant's hardware manual - the M30290FCTHP#UFQ's pin configuration is defined in Section 1.4 "Pin Assignments" of the M16C/29 Group Hardware Manual Rev.1.12.