Renesas R5F56107WNBG#U0

Overview

R5F56107WNBG#U0 from Renesas is a 32-bit RX610 Group MCU featuring a 100 MHz RX CPU core with single-cycle instruction execution, integrated 1.5 Mbytes flash, 128 Kbytes RAM, 32 Kbytes data flash, dual 10-bit D/A converters, quad 10-bit A/D converters (1.0 µs conversion), and 7-channel SCI for industrial control and office automation systems.

For engineers reviewing the R5F56107WNBG#U0 datasheet, R5F56107WNBG#U0 pinout, R5F56107WNBG#U0 application, or R5F56107WNBG#U0 equivalent, key selection criteria include its 176-pin LFBGA package, 100 MHz max operating frequency, 3.0–3.6 V supply range, −40 to +85°C wide-temp grade, and support for external memory expansion via 8 configurable chip-select areas.

Technical Context

The R5F56107WNBG#U0 implements the RXv1 CPU architecture with IEEE 754-compliant single-precision FPU, 32×32→64-bit multiplier, and 32/32→32-bit divider. Its memory subsystem includes on-chip flash with three programming modes (SCI boot, user program, user boot) and independent clock domains: ICLK (8–100 MHz) for CPU/RAM/ROM, PCLK (8–50 MHz) for peripherals, and BCLK (8–25 MHz) for external bus.

Peripheral integration includes two RIIC interfaces (up to 1 Mbps), four 4-channel A/D units with software/external/timer-triggered conversion start, two 10-bit D/A channels, 16-bit TPU (12 channels total), programmable pulse generator (32-bit output), and 116 interrupt sources with eight priority levels - all coordinated by ICU, DMAC, and DTC for deterministic real-time response.

Key Specifications

Pinout & Package

Package: 176-pin LFBGA (PLBG0176GA-A), 10 mm × 10 mm, 0.8 mm pitch, ball grid array with standard I/O, power, clock, reset, and emulator pins.

Key Features

Applications

Equivalent & Alternatives

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

Compared with R5F56107WNBG#U0, R5F56107WDBG offers identical functionality in an alternate LFBGA variant for supply chain flexibility, while R5F56108WNBG delivers 0.5 Mbyte more flash without changing layout or firmware porting effort - enabling scalable design reuse across product tiers.

Availability

R5F56107WNBG#U0 is available at Aetrix Electronics and suitable for industrial PLC controllers, office equipment motor drives, medical diagnostic instruments, and building automation gateways requiring stable component supply, long-term lifecycle support, and wide-temperature operation.

Supply support for R5F56107WNBG#U0 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 is a global semiconductor leader specializing in microcontrollers, analog, power, and SoC solutions for automotive, industrial, and IoT markets.

The RX610 Group targets cost-sensitive, high-performance embedded applications demanding real-time responsiveness, rich analog integration, and external memory expansion - optimized for office automation, industrial control, and medical devices.

FAQ

What is the maximum operating frequency and voltage range for the R5F56107WNBG#U0?

The R5F56107WNBG#U0 operates at a maximum frequency of 100 MHz with a supply voltage range of 3.0 V to 3.6 V for VCC, PLLVCC, AVCC, and VREFH. The device supports −40 to +85°C ambient temperature, meeting wide-range industrial specifications. All timing parameters in the R5F56107WNBG#U0 datasheet assume operation within this voltage and temperature envelope.

Does the R5F56107WNBG#U0 include hardware floating-point support?

Yes, the R5F56107WNBG#U0 integrates a single-precision floating-point unit compliant with IEEE 754 standards, supporting 8 floating-point operation instructions. This FPU accelerates math-intensive tasks such as motor control algorithms and sensor signal processing without software emulation overhead - a confirmed feature of the RX610 Group CPU core used in the R5F56107WNBG#U0.

How many A/D and D/A converter channels does the R5F56107WNBG#U0 provide?

The R5F56107WNBG#U0 includes four independent 10-bit A/D converter units (each with 4 channels, totaling 16 analog inputs) and two 10-bit D/A converter channels. Conversion time is 1.0 µs per channel at 50-MHz PCLK, and D/A output voltage ranges from 0 V to VREFH (3.0–3.6 V). These are fixed, verified resources in the R5F56107WNBG#U0 silicon.

What package type and pin count does the R5F56107WNBG#U0 use?

The R5F56107WNBG#U0 uses a 176-pin LFBGA package (PLBG0176GA-A), measuring 10 mm × 10 mm with 0.8 mm ball pitch. This package is confirmed in Table 1.2 of the RX610 Group datasheet and supports all I/O, power, clock, and debug functions documented for the R5F56107WNBG#U0 variant.

Can the R5F56107WNBG#U0 interface with external memory, and if so, what are the capabilities?

Yes, the R5F56107WNBG#U0 supports external memory expansion via an 8-area external bus controller (CS0–CS7), each configurable up to 16 Mbytes. Each area supports 8-bit or 16-bit data bus width, selectable endianness (for data only), wait-state control, and write buffering. This capability is fully implemented in the R5F56107WNBG#U0 and enables direct connection to NOR Flash, SRAM, or peripheral LSI.