Renesas R7FS124763A01CFM#AA0

Overview

R7FS124763A01CFM from Renesas is an ultra-low-power 32-MHz Arm® Cortex-M0+ microcontroller with 64-KB code flash, 16-KB SRAM, integrated USB 2.0 Full-Speed (with BC 1.2), CAN 2.0B, 14-bit ADC (18 channels), 12-bit DAC, CTSU for capacitive touch, and hardware AES/TRNG security-designed for industrial HMI, smart sensors, and battery-powered control nodes.

For engineers reviewing the R7FS124763A01CFM datasheet, R7FS124763A01CFM pinout, R7FS124763A01CFM application, or R7FS124763A01CFM equivalent, this device delivers verified real-time performance in -40°C to +105°C environments, supports deterministic low-power operation via AGT and ELC, and integrates safety features including SRAM parity, IWDT, CAC, and register write protection for functional-safety-aware designs.

Technical Context

The R7FS124763A01CFM implements a single-core Arm Cortex-M0+ (Armv6-M) running at up to 32 MHz, with DWT/BPU debug support and SW-DP interface. It uses a multi-oscillator clock system including MOSC (1–20 MHz), HOCO (24–64 MHz), SOSC (32.768 kHz), and LOCO, all configurable via CAC for frequency accuracy validation.

Its peripheral architecture centers on event-driven autonomy: the Event Link Controller (ELC) enables direct module-to-module triggering without CPU intervention, while the Data Transfer Controller (DTC) handles memory-mapped transfers for SCI, SPI, IIC, and USBFS-reducing interrupt latency and firmware overhead in time-critical sensor and communication tasks.

Key Specifications

Pinout & Package

Package: 64-pin LQFP (10 mm × 10 mm, 0.5 mm pitch), RoHS-compliant, Pb-free Sn terminal finish.

Key Features

Applications

Equivalent & Alternatives

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

Compared with R7FS124763A01CFM, the R7FS124773A01CFM offers double flash capacity for complex firmware without altering hardware design, while R7FS124763A01CFL trades I/O count for smaller footprint-making both viable alternatives depending on memory headroom or board space constraints.

Availability

R7FS124763A01CFM is available at Aetrix Electronics and suitable for industrial HMI, smart sensor nodes, motor control gateways, and secure IoT edge devices requiring stable component supply across extended temperature ranges and long production lifecycles.

Supply support for R7FS124763A01CFM 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 specializing in microcontrollers, analog, power, and SoC solutions for automotive, industrial, and enterprise markets.

The R7FS124763A01CFM belongs to the Renesas Synergy™ S124 Microcontroller Group-designed specifically for scalable, secure, and ultra-low-power embedded applications demanding integrated analog, connectivity, and functional safety features.

FAQ

What is the maximum operating frequency and core architecture of the R7FS124763A01CFM?

The R7FS124763A01CFM features an Arm Cortex-M0+ core based on the Armv6-M architecture, with a maximum operating frequency of 32 MHz. It includes debug and trace capabilities such as DWT, BPU, and CoreSight MTB-M0+, and uses the SW-DP interface for programming and real-time analysis. This core delivers deterministic real-time performance with minimal power consumption, making it ideal for battery-powered and thermally constrained applications where R7FS124763A01CFM is deployed.

Does the R7FS124763A01CFM support USB Battery Charging Specification 1.2?

Yes, the R7FS124763A01CFM integrates a USB 2.0 Full-Speed module compliant with USB Battery Charging Specification 1.2. Its on-chip transceiver and internal LDO regulator enable detection of standard downstream ports, charging downstream ports, and dedicated chargers via D+/D− voltage signature analysis. This allows R7FS124763A01CFM-based devices to negotiate optimal charging current without external ICs-critical for portable industrial tools and handheld HMIs.

What analog peripherals are included in the R7FS124763A01CFM?

The R7FS124763A01CFM includes a 14-bit successive approximation ADC with up to 18 input channels, a 12-bit DAC with output amplifier, two low-power analog comparators (ACMPLP), and an on-die temperature sensor (TSN). The ADC supports selectable 12-/14-bit resolution for speed-versus-accuracy trade-offs, and the TSN output feeds directly into the ADC for calibrated die temperature monitoring-enabling thermal management and compensation algorithms within R7FS124763A01CFM firmware.

How does the R7FS124763A01CFM support functional safety requirements?

The R7FS124763A01CFM incorporates multiple hardware safety mechanisms: SRAM parity error detection, flash area protection, ADC self-diagnosis, Clock Frequency Accuracy Measurement Circuit (CAC), Independent Watchdog Timer (IWDT), register write protection, and GPIO readback level detection. These features collectively support failure detection and mitigation for IEC 61508 SIL-2 and ISO 26262 ASIL-B compliance-making R7FS124763A01CFM suitable for safety-critical industrial control and building automation systems.

What package and pin count does the R7FS124763A01CFM use?

The R7FS124763A01CFM is supplied in a 64-pin LQFP package (10 mm × 10 mm, 0.5 mm pitch), rated for operation from –40°C to +105°C. It provides 48 general-purpose I/O pins (including 5 V-tolerant and 20 mA drive capability), along with dedicated pins for USB, CAN, crystal oscillators, debug, and analog functions. This package balances board-level routing flexibility with thermal performance for R7FS124763A01CFM deployments in dense industrial modules.