Renesas R7FS3A17C3A01CFM#AA0

Overview

R7FS3A17C3A01CFM#AA0 from Renesas is a 48-MHz Arm Cortex-M4 microcontroller with FPU, 1-MB code flash, 192-KB SRAM, integrated Segment LCD Controller (SLCDC), Capacitive Touch Sensing Unit (CTSU), USB 2.0 Full-Speed interface, 14-bit ADC, and AES256/SHA security engine - designed for industrial HMI, smart sensors, and battery-backed metering applications.

For engineers reviewing the R7FS3A17C3A01CFM#AA0 datasheet, R7FS3A17C3A01CFM#AA0 pinout, R7FS3A17C3A01CFM#AA0 application, or R7FS3A17C3A01CFM#AA0 equivalent, this page delivers verified specifications, package mapping to 64-pin LQFP, functional pin roles, safety-critical features (ECC SRAM, IWDT, CAC), and real-world HMI/analog/USB use cases - all confirmed against Renesas R01DS0324EU0130 Rev.1.30.

Technical Context

This MCU implements an Armv7E-M architecture with DSP extensions and single-precision FPU, operating at up to 48 MHz with 8-region MPU protection. Its memory subsystem includes ECC-protected SRAM (16 KB), 8-KB data flash rated for 100,000 P/E cycles, and Flash Cache (FCACHE) to sustain core performance under mixed-code execution.

The peripheral set is optimized for human-machine interface and analog-intensive systems: dual AGT timers for low-power wake-up, SLCDC supporting up to 54×4 segment drive, CTSU with 27 sensing channels, and a full-featured USBFS module with on-chip transceiver and Battery Charging 1.2 compliance - all coordinated via Event Link Controller (ELC) for CPU-free inter-peripheral triggering.

Key Specifications

Pinout & Package

Package: 64-pin LQFP (PLQP0064KB-C), 10 mm × 10 mm, 0.5 mm pitch, −40°C to +105°C operation.

Key Features

Applications

Equivalent & Alternatives

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

Compared with R7FS3A17C3A01CFP and R7FS3A17C2A01CLJ, the R7FS3A17C3A01CFM#AA0 uniquely balances compact 64-pin LQFP packaging, full −40°C to +105°C operation, and maximum HMI integration (54×4 LCD + 27-channel CTSU), making it optimal for space-constrained industrial controls requiring extended temperature reliability.

Availability

R7FS3A17C3A01CFM#AA0 is available at Aetrix Electronics and suitable for industrial HMI panels, smart energy meters, medical sensor hubs, and automotive cabin controls requiring stable component supply across extended temperature ranges and long product lifecycles.

Supply support for R7FS3A17C3A01CFM#AA0 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 delivering trusted embedded solutions for automotive, industrial, infrastructure, and IoT applications - founded in 2010 through the merger of NEC Electronics and Renesas Technology.

The R7FS3A17C3A01CFM#AA0 belongs to the Renesas Synergy™ S3A1 Microcontroller Group, engineered specifically for high-integration human-machine interface and analog-intensive edge devices - emphasizing low-power operation, security, and seamless connectivity without external support ICs.

FAQ

What is the maximum operating frequency and core architecture of the R7FS3A17C3A01CFM#AA0?

The R7FS3A17C3A01CFM#AA0 features an Arm Cortex-M4 core with Floating Point Unit (FPU) operating at a maximum frequency of 48 MHz. It implements the Armv7E-M architecture with DSP instruction set and supports a 4-GB address space. This architecture enables efficient real-time signal processing and floating-point math required in motor control and sensor fusion applications - all confirmed in Renesas R01DS0324EU0130 Rev.1.30 Section 1.1.

Does the R7FS3A17C3A01CFM#AA0 support USB device and host functionality?

Yes, the R7FS3A17C3A01CFM#AA0 integrates a USB 2.0 Full-Speed Module (USBFS) that operates in both device and host modes. It includes an on-chip transceiver, 3.3-V LDO regulator, and supports USB Battery Charging Specification 1.2. The module provides up to 10 pipes and buffer memory for data transfer - enabling direct connection to PCs, keyboards, or USB-powered peripherals without external PHY chips, as documented in Section 1.8 of R01DS0324EU0130.

What LCD and touch capabilities does the R7FS3A17C3A01CFM#AA0 provide?

The R7FS3A17C3A01CFM#AA0 includes a Segment LCD Controller (SLCDC) supporting up to 54 segments × 4 commons or 50 segments × 8 commons, and a Capacitive Touch Sensing Unit (CTSU) with 27 sensing channels. These peripherals eliminate external driver ICs for basic displays and enable robust touch button/slider implementation - critical for industrial HMI designs where BOM reduction and EMI resilience matter, per Sections 1.10 and Table 1.12 of R01DS0324EU0130.

How does the R7FS3A17C3A01CFM#AA0 ensure functional safety and data integrity?

The R7FS3A17C3A01CFM#AA0 incorporates multiple safety mechanisms: ECC protection for 16 KB of SRAM, SRAM parity error checking, Flash area protection, ADC self-diagnosis, Clock Frequency Accuracy Measurement Circuit (CAC), Independent Watchdog Timer (IWDT), and register write protection. These features collectively support IEC 61508 SIL2 and ISO 26262 ASIL-B readiness - verified in Sections 1.3 and Table 1.12 of the official datasheet R01DS0324EU0130.

What is the operating temperature range and package type of the R7FS3A17C3A01CFM#AA0?

The R7FS3A17C3A01CFM#AA0 is qualified for operation from −40°C to +105°C and is packaged in a 64-pin LQFP (10 mm × 10 mm, 0.5 mm pitch) with Pb-free Sn terminal finish. This package - designated PLQP0064KB-C - supports automated assembly and meets industrial thermal requirements, as specified in Table 1.14 and Figure 1.2 of Renesas R01DS0324EU0130 Rev.1.30.