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Renesas R7FA4M2AD3CFL#AA0
- Part No.:
- R7FA4M2AD3CFL#AA0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 48-LQFP
- Datasheet:
-
R7FA4M2AD3CFL#AA0.pdf
- Description:
- IC MCU 32BIT 512KB 48LFQFP
- Quantity:
- Payment:
- Shipping:
Inventory:572
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Product details
Overview
R7FA4M2AD3CFL#AA0 from Renesas is a 100 MHz Arm Cortex-M33 microcontroller with 512 KB code flash, 8 KB data flash, 128 KB SRAM (with parity/ECC), USB 2.0 Full-Speed, SDHI, Quad SPI, dual 12-bit DACs, 12-bit ADC (22-channel), CTSU, CAN, and integrated Secure Crypto Engine 9 with TrustZone for secure embedded control in industrial HMI and connected edge devices.
For engineers reviewing the R7FA4M2AD3CFL#AA0 datasheet, R7FA4M2AD3CFL#AA0 pinout, R7FA4M2AD3CFL#AA0 application, or R7FA4M2AD3CFL#AA0 equivalent, key selection criteria include its 48-pin LQFP package, -40°C to +105°C operation, 2.7–3.6 V supply, tamper-resistant security architecture, and support for BLDC motor control via GPT PWM outputs.
Technical Context
The R7FA4M2AD3CFL#AA0 implements Armv8-M with TrustZone, enabling hardware-isolated secure and non-secure execution environments. It integrates SCE9 for AES/RSA/ECC/SHA256 acceleration, device lifecycle management, and up to three tamper-detect pins.
Its timing subsystem includes dual SysTick timers (secure/non-secure), RTC with calendar mode (2000–2099), six AGT timers for low-power event counting, and PLL/PLL2 with clock trim for HOCO/MOCO/LOCO - all supporting deterministic real-time response in safety-aware applications.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Arm Cortex-M33 @ 100 MHz max; supports TrustZone for hardware-enforced secure/non-secure partitioning. |
| Memory | 512 KB code flash (background operation), 8 KB data flash (100k P/E cycles), 128 KB SRAM with parity/ECC. |
| Analog Peripherals | 12-bit ADC (22 channels, internal ref/temp sensor), dual 12-bit DACs, on-die temperature sensor (TSN). |
| Connectivity | USB 2.0 FS (internal transceiver), SDHI (SD/SDHC/SDXC), QSPI, CAN 2.0B, 6× SCI, 2× I2C, SPI, SSIE (I2S/TDM). |
| Security | Secure Crypto Engine 9 (AES-128/256, RSA-2048, ECC-P256, SHA256), 128-bit unique ID, tamper detection. |
| Package & Temp | 48-pin LQFP (7 mm × 7 mm, 0.5 mm pitch), -40°C to +105°C industrial grade operation. |
| Power | 2.7–3.6 V supply; battery backup (VBATT) for RTC/SOSC/backup RAM; low-power modes including Deep Software Standby. |
Pinout & Package
48-pin LQFP (PLQP0048KB-B), 7 mm × 7 mm, 0.5 mm pitch, lead-free (Sn only), RoHS compliant. Pin count supports 29 general-purpose I/Os, 4 with 5-V tolerance, plus dedicated analog, USB, CAN, QSPI, SDHI, and debug interfaces.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC / VSS | Power supply / Ground | Dual power domains: digital (VCC/VSS) and analog (AVCC0/AVSS0); decoupling required per datasheet layout guidelines. |
| P001–P015, P100–P107, P200–P214, P300–P307, P501–P505, P600–P609 | GPIO | 29 programmable I/O pins; configurable pull-up, open-drain, 5-V tolerant (4 pins), drive strength switchable. |
| USB_DP / USB_DM | USB 2.0 FS differential pair | Integrated transceiver; requires 27 Ω series resistors and proper PCB impedance control (90 Ω diff). |
| QIO0–QIO3 / QSPCLK / QSSL | Quad SPI interface | Direct connection to serial flash/FeRAM; supports XIP and background read while executing from flash. |
| SD0CLK / SD0CMD / SD0DAT0–3 | SD/MMC host interface | Supports 1-/4-bit SD/SDHC/SDXC and eMMC 4.51; requires external level shifters for 3.3 V–1.8 V signaling if needed. |
| CTXn / CRXn | CAN bus interface | Requires external CAN transceiver (e.g., TJA1042); complies with ISO 11898-1 (CAN 2.0B). |
Key Features
| Feature | Design Value |
|---|---|
| Secure Boot + Lifecycle Management | Enables field-upgradable secure firmware with verified boot chain and configurable device states (Secure/Normal/Restricted). |
| Capacitive Touch Sensing Unit (CTSU) | 12-channel touch sensing with noise immunity; supports slider, wheel, and proximity detection without external components. |
| Event Link Controller (ELC) | Hardware-triggered peripheral chaining (e.g., ADC conversion start → DMA transfer → interrupt) without CPU intervention. |
| General PWM Timers (GPT32/GPT16) | Eight total channels; support 3-phase BLDC motor control with complementary PWM, dead-time insertion, and fault protection inputs. |
| Data Transfer Controller (DTC) | Lightweight DMA alternative for single-source transfers (e.g., SCI RX → SRAM); reduces CPU load vs. full DMAC usage. |
Applications
| Industrial HMI Panel | Smart Energy Meter |
|---|---|
Use Scenario: Touch-enabled local control panel for PLCs and motor drives with real-time status display and configuration. IC Role / Device Role / Timing Role: Main application MCU handling CTSU input, graphics rendering via external display controller, USB-CDC for PC configuration, and CAN for fieldbus communication. Use Value: Integrated CTSU eliminates external touch IC; TrustZone isolates UI firmware from secure metering logic; 128 KB SRAM enables local GUI buffer storage. | Use Scenario: DIN-rail mounted electricity meter with tariff switching, tamper detection, and remote firmware updates over cellular or PLC. IC Role / Device Role / Timing Role: Secure metering controller managing ADC sampling, cryptographic signing of consumption logs, RTC timestamping, and secure OTA update verification. Use Value: SCE9 accelerates ECDSA signature generation; tamper pins detect enclosure breach; VBATT-backed RTC ensures accurate billing timestamps during mains failure. |
| Connected Building Sensor Hub | Medical Diagnostic Peripheral |
Use Scenario: Multi-sensor node aggregating temperature, humidity, CO₂, and occupancy data for BMS, with BLE/Wi-Fi gateway connectivity. IC Role / Device Role / Timing Role: Edge preprocessing MCU performing sensor fusion, local anomaly detection, and encrypted data packaging before transmission. Use Value: Dual 12-bit DACs calibrate analog sensor front-ends; SDHI enables local logging to microSD; USBFS supports field service diagnostics. | Use Scenario: Portable ECG or spirometer with analog signal conditioning, real-time waveform analysis, and HIPAA-compliant data export. IC Role / Device Role / Timing Role: Signal acquisition and processing unit running certified medical algorithms, managing ADC oversampling, FIR filtering, and secure data export via USB or SD card. Use Value: 12-bit ADC with internal reference ensures clinical-grade linearity; TrustZone protects algorithm IP and patient data; 512 KB flash hosts multiple certified firmware versions. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar Arm Cortex-M33 microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7FA4M2AC3CFL#AA0 | 384 KB code flash (vs. 512 KB), same package/peripherals/security features. | Suitable where firmware footprint < 384 KB; identical pinout and software compatibility. | Select when application code size permits margin; retains full feature set except flash capacity. |
| R7FA6M2AF3CFP#AA0 | 120 MHz Cortex-M33, 1 MB flash, 256 KB SRAM, 100-pin LQFP, adds Ethernet MAC and larger peripheral set. | Targeted at higher-performance networking or gateway applications requiring more memory and I/O. | Choose for designs needing Ethernet, extra timers, or >512 KB code space; not pin-compatible due to 100-pin package. |
Compared with R7FA4M2AC3CFL#AA0, the R7FA4M2AD3CFL#AA0 provides 128 KB additional flash for larger firmware or dual-bank OTA updates; compared with R7FA6M2AF3CFP#AA0, it trades Ethernet and memory for compact 48-pin footprint and lower system cost in space-constrained edge nodes.
Availability
R7FA4M2AD3CFL#AA0 is available at Aetrix Electronics and suitable for industrial HMI, smart metering, building automation, and portable medical devices requiring stable component supply across extended temperature ranges and long product lifecycles.
Supply support for R7FA4M2AD3CFL#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 is a global semiconductor leader delivering trusted embedded solutions for automotive, industrial, infrastructure, and IoT markets, with deep expertise in microcontrollers, analog, power, and SoC technologies.
The RA4M2 group targets cost-optimized, secure, and scalable industrial and IoT edge applications, emphasizing TrustZone-based security, rich analog integration, and low-power connectivity - precisely embodied by the R7FA4M2AD3CFL#AA0.
FAQ
What is the maximum operating frequency of the R7FA4M2AD3CFL#AA0?
The R7FA4M2AD3CFL#AA0 operates at a maximum frequency of 100 MHz using its Arm Cortex-M33 core. This speed is achieved with the internal PLL driven by the main clock oscillator (MOSC) or high-speed on-chip oscillator (HOCO), and is fully supported across its -40°C to +105°C operating range. The R7FA4M2AD3CFL#AA0 maintains timing compliance under worst-case voltage (2.7 V) and temperature conditions per its datasheet specifications.
Does the R7FA4M2AD3CFL#AA0 include an integrated USB transceiver?
Yes, the R7FA4M2AD3CFL#AA0 integrates a full-speed USB 2.0 transceiver compliant with the USB Specification 2.0. It supports both host and device roles, includes internal termination resistors, and requires only external 27 Ω series resistors on USB_DP and USB_DM. The R7FA4M2AD3CFL#AA0 does not require an external PHY for basic USB FS functionality.
How many analog-to-digital converter channels does the R7FA4M2AD3CFL#AA0 support?
The R7FA4M2AD3CFL#AA0 integrates a 12-bit successive approximation ADC (ADC12) with up to 22 selectable analog input channels. These include dedicated pins for external signals, plus internal sources such as the temperature sensor (TSN) and internal reference voltage. Channel selection and sampling are fully configurable via registers, and conversions can be triggered by software, timers, or external events.
What security features are implemented in the R7FA4M2AD3CFL#AA0?
The R7FA4M2AD3CFL#AA0 implements Arm TrustZone for hardware-isolated secure/non-secure memory and peripheral regions, plus the Secure Crypto Engine 9 (SCE9) supporting AES-128/256, RSA-2048, ECC-P256, SHA224/256, and GHASH. It also includes tamper detection pins, secure key injection, device lifecycle management, and debug access controls - all documented in the R7FA4M2AD3CFL#AA0 security reference manual.
Is the R7FA4M2AD3CFL#AA0 pin-compatible with other RA4M2 family members?
Yes, the R7FA4M2AD3CFL#AA0 is pin-compatible with other 48-pin LQFP variants in the RA4M2 family, including R7FA4M2AC3CFL#AA0 and R7FA4M2AB3CFL#AA0. All share identical pin assignments, electrical characteristics, and peripheral mappings; only code flash size (512 KB vs. 384 KB vs. 256 KB) differs. This allows seamless migration within the same package footprint without PCB redesign.
R7FA4M2AD3CFL#AA0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 48-LQFP
- Series:
- RA4M2
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M33
- Core Size:
- 32-Bit Single-Core
- Speed:
- 100MHz
- Connectivity:
- CANbus, I2C, QSPI, SCI, SPI, UART/USART, USB
- Peripherals:
- Capacitive Touch, Crypto - AES, DMA, LVD, POR, PWM, RSA, SHA, Temp Sensor, WDT
- Number of I/O:
- 30
- Program Memory Size:
- 512KB (512K x 8)
- Program Memory Type:
- -
- EEPROM Size:
- 8K x 8
- RAM Size:
- 128K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 3.6V
- Data Converters:
- A/D 7x12b SAR; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7FA4M2AD3CFL#AA0 FAQ
1.How can I place an order for R7FA4M2AD3CFL#AA0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7FA4M2AD3CFL#AA0 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for R7FA4M2AD3CFL#AA0 reliable?
The price and inventory of R7FA4M2AD3CFL#AA0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7FA4M2AD3CFL#AA0 is usually 5 days.
3.What payment methods are accepted for R7FA4M2AD3CFL#AA0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7FA4M2AD3CFL#AA0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7FA4M2AD3CFL#AA0?
R7FA4M2AD3CFL#AA0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7FA4M2AD3CFL#AA0 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for R7FA4M2AD3CFL#AA0?
For technical support, including R7FA4M2AD3CFL#AA0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7FA4M2AD3CFL#AA0 requirements.
6.How does Aetrix verify that R7FA4M2AD3CFL#AA0 is sourced from the original manufacturer or authorized distributors?
All R7FA4M2AD3CFL#AA0 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that R7FA4M2AD3CFL#AA0 meets industry standards.
7.What is the process for return or replacement of R7FA4M2AD3CFL#AA0?
All R7FA4M2AD3CFL#AA0 units undergo pre-shipment inspection (PSI). If there is an issue with R7FA4M2AD3CFL#AA0, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The R7FA4M2AD3CFL#AA0 part is unused and in its original packaging.
Return procedure for R7FA4M2AD3CFL#AA0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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