Renesas M30835FJGP#U5

Overview

M30835FJGP#U5 from Renesas Electronics is a 16/32-bit single-chip microcontroller based on the M32C/80 Series CPU core, housed in a 100-pin plastic molded LQFP (PLQP0100KB-A) package. It delivers 31.3 ns minimum instruction execution time at 32 MHz, integrates a 10-bit A/D converter with 26 channels, dual 8-bit D/A converters, one CAN 2.0B module, five serial I/O channels including IEBus and I²C, and supports industrial operating temperatures from –20°C to +85°C.

For engineers reviewing the M30835FJGP#U5 datasheet, M30835FJGP#U5 pinout, M30835FJGP#U5 application, or M30835FJGP#U5 equivalent, key selection criteria include its 100-pin LQFP footprint, 512 KB Flash ROM, 26-channel ADC with analog input multiplexing, CAN 2.0B compliance, and support for both single-chip and memory expansion modes - critical for automotive body control, industrial HMI, and office equipment motor control designs.

Technical Context

The M30835FJGP#U5 implements the M32C/80 CPU core with 108 basic instructions and a 16-Mbyte address space. Its peripheral set includes four-channel DMAC II supporting immediate, calculation, and chain transfers, a CRC-CCITT calculation circuit, and an X/Y converter for 16×16-bit multiplication.

It features five serial I/O channels supporting clock-synchronous and asynchronous protocols, HDLC data processing, and IEBus v1.0; a three-phase motor control circuit; and intelligent I/O with 5 time-measurement and 10 waveform-generation channels - all mapped to dedicated port pins in the 100-pin configuration.

Key Specifications

Pinout & Package

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

Key Features

Applications

Equivalent & Alternatives

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

Compared with R5F566TEADFP#30 and MB9BF516RPMC, the M30835FJGP#U5 offers native IEBus v1.0 support and hardware three-phase motor control - making it uniquely suitable for cost-sensitive, CAN+IEBus coexistence applications in Japanese OEM office and automotive subsystems where software overhead must be minimized.

Availability

M30835FJGP#U5 is available at Aetrix Electronics and suitable for automotive body electronics, industrial HMI panels, office equipment motor drives, and factory automation sensor nodes requiring stable component supply and long-term industrial lifecycle support.

Supply support for M30835FJGP#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 M32C/83 Group, including M30835FJGP#U5, was designed for cost-effective, real-time control in automotive sub-systems, industrial automation, and office equipment - emphasizing integrated peripherals, low-power operation, and legacy bus compatibility (IEBus, CAN).

FAQ

What is the maximum operating frequency and corresponding supply voltage range for the M30835FJGP#U5?

The M30835FJGP#U5 operates up to 32 MHz with a supply voltage of 4.2 V to 5.5 V. At lower frequencies (20 MHz), it supports 3.0 V to 5.5 V when using the VDC path, or 3.0 V to 3.6 V without VDC. These ranges are defined in the electrical characteristics section of the official Renesas datasheet REJ03B0013-0141. The M30835FJGP#U5 must not exceed these limits to ensure reliable operation.

Does the M30835FJGP#U5 include on-chip Flash memory, and what are its programming requirements?

Yes, the M30835FJGP#U5 integrates 512 KB of on-chip Flash memory. Programming and erasure require either 3.3 ± 0.3 V or 5.0 ± 0.5 V supply, with a guaranteed endurance of 100 write/erase cycles. The Flash supports standard command-set programming via on-chip boot ROM routines. The M30835FJGP#U5 does not require external high-voltage programming signals - all operations are performed within normal VCC rails.

How many analog input channels does the M30835FJGP#U5 support, and are they shared with digital I/O pins?

The M30835FJGP#U5 supports 26 analog input channels mapped across dedicated pins including P00–P07 (AN00–AN07), P100–P107 (AN0–AN7), P20–P27 (AN20–AN27), and P94–P95 (ANEX0–ANEX1). All analog inputs are multiplexed with digital I/O ports - for example, P00 serves as both digital port and AN00. Analog functionality is enabled only when the corresponding AD control register bits are set and the analog supply (AVcc/AVss) is properly decoupled.

What communication interfaces are integrated into the M30835FJGP#U5, and which ones support simultaneous operation?

The M30835FJGP#U5 integrates five serial I/O channels supporting UART, clock-synchronous serial I/O, IEBus v1.0, I²C bus, and HDLC data processing. All five channels operate independently and can run concurrently - for example, IEBus on P90–P92, I²C on P62–P63, and UART0 on P62–P63 (multiplexed) or P70–P71. The M30835FJGP#U5's hardware resource allocation ensures no arbitration conflict between active channels.

Is the M30835FJGP#U5 pin-compatible with other members of the M32C/83 Group, such as the 144-pin variants?

No, the M30835FJGP#U5 is not pin-compatible with 144-pin M32C/83 devices like M30835FJGP#U8. It uses the 100-pin PLQP0100KB-A package (PRQP0100JB-A footprint), while 144-pin variants use PLQP0144KA-A. Key differences include absence of ports P11–P15, reduced ADC channel count (26 vs. 34), and omission of certain bus control pins (e.g., CS3, WRH/BHE). Migration requires PCB redesign and firmware adaptation for port mapping.