Renesas M30302FCPGP#U5

Overview

M30302FCPGP#U5 from Renesas Electronics is a 16-bit single-chip microcomputer in the M16C/30P Group, built on a high-performance silicon gate CMOS process with an M16C/60 Series CPU core. It features 128 K + 4 Kbytes flash memory, 6 Kbytes RAM, 100-pin LQFP (PLQP0100KB-A) package, and operates at up to 16 MHz (62.5 ns min instruction time). It integrates dual 16-bit timer groups, three UART/I²C/IEBus serial interfaces, 18-channel 10-bit A/D converter, 2-channel DMAC, and CRC circuit - enabling real-time control in office equipment and industrial automation systems.

For engineers reviewing the M30302FCPGP#U5 datasheet, M30302FCPGP#U5 pinout, M30302FCPGP#U5 application, or M30302FCPGP#U5 equivalent, key selection criteria include its flash memory version with 100-cycle endurance, -20°C to +85°C operating range (U5 grade), 100-pin QFP footprint, and support for external memory expansion via 20-bit address bus and 16-bit data bus.

Technical Context

The M30302FCPGP#U5 implements a dual-clock architecture with independent main (XIN/XOUT) and sub (XCIN/XCOUT) oscillation circuits, supporting both crystal and ceramic resonator configurations. Its CPU executes 91 basic instructions with hardware multiplier and 1 Mbyte linear address space, enabling efficient real-time firmware execution without external memory bottlenecks.

Peripheral integration includes three independent serial interface channels - each configurable as clock-synchronous, UART, I²C Bus, or IEBus - plus dedicated A/D trigger (ADTRG), key input interrupt pins (KI0–KI3), and N-channel open-drain outputs on P7_0/P7_1 and TXD2/SDA2/SCL2 for direct interface with external level-shifting or bus arbitration circuits.

Key Specifications

Pinout & Package

Package: 100-pin LQFP (PLQP0100KB-A), 14 mm × 20 mm body, 0.5 mm lead pitch, exposed pad not specified.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar 16-bit microcontroller applications.

Compared with R5F100PLDFB#30, M30302FCPGP#U5 delivers IEBus-native support and 2× flash capacity, while M30302FEPGP#U5 provides seamless scalability within the same footprint and toolchain - making M30302FCPGP#U5 optimal for cost-sensitive IEBus-enabled designs requiring moderate firmware size.

Availability

M30302FCPGP#U5 is available at Aetrix Electronics and suitable for office equipment, industrial automation, and home appliance applications requiring stable component supply across long product lifecycles.

Supply support for M30302FCPGP#U5 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, and power solutions.

The M16C/30P Group was designed for cost-effective, real-time control in resource-constrained embedded systems - targeting OA equipment, industrial HMIs, and consumer appliances where flash programmability, mixed-signal integration, and IEBus compatibility are critical.

FAQ

What is the maximum operating frequency and corresponding supply voltage requirement for M30302FCPGP#U5?

M30302FCPGP#U5 supports up to 16 MHz operation at VCC1 = VCC2 = 3.0–5.5 V with zero wait states. At 10 MHz, it operates down to 2.7 V. The minimum instruction execution time is 62.5 ns at 16 MHz, confirmed in the REJ03B0088-0122 datasheet Rev.1.22. This timing directly enables deterministic real-time control loops in M30302FCPGP#U5-based systems.

Does M30302FCPGP#U5 support external memory expansion, and what bus signals are available?

Yes, M30302FCPGP#U5 supports external memory expansion with a 20-bit address bus (A0–A19), 16-bit data bus (D0–D15), four chip-select outputs (CS0–CS3), ALE, RD, WR/BHE, HOLD/HLDA, and RDY. These signals allow connection to SRAM, EPROM, or peripheral ASICs without glue logic. The M30302FCPGP#U5 datasheet confirms full microprocessor mode operation with programmable wait-state insertion.

What serial communication protocols does M30302FCPGP#U5 natively support?

M30302FCPGP#U5 natively supports UART, clock-synchronous serial, I²C Bus (1 channel), and IEBus (1 channel) across three configurable serial interface units. Two additional channels support UART and clock-synchronous modes. IEBus support is hardware-accelerated per Renesas documentation, eliminating software bit-banging overhead in automotive and audio equipment designs using M30302FCPGP#U5.

How many A/D input channels does M30302FCPGP#U5 provide, and what is the reference configuration?

M30302FCPGP#U5 provides 18 A/D input channels: eight standard (AN0–AN7), eight auxiliary (AN0_0–AN0_7), plus ANEX0 and ANEX1. It uses a single external reference voltage applied to the VREF pin, with AVCC and AVSS supplying analog power. This configuration allows flexible sensor interfacing while maintaining 10-bit accuracy across all M30302FCPGP#U5 variants.

What is the flash memory endurance and programming voltage specification for M30302FCPGP#U5?

M30302FCPGP#U5 flash memory supports 100 program/erase cycles across the entire array. Programming requires either 3.3±0.3 V or 5.0±0.5 V supply, selectable via on-chip configuration. This endurance and dual-voltage support are verified in the M16C/30P Group datasheet REJ03B0088-0122 and apply specifically to the flash memory version denoted by 'F' in the M30302FCPGP#U5 part number.