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Renesas R5F51111AGFK#5A
- Part No.:
- R5F51111AGFK#5A
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 64-LQFP
- Datasheet:
-
R5F51111AGFK#5A.pdf
- Description:
- IC MCU 32BIT 32KB FLASH 64LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,000
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Product details
Overview
R5F51111AGFK#5A from Renesas is a 32-bit RX CPU-based microcontroller operating at up to 32 MHz (50 DMIPS), featuring 32 KB on-chip flash, 10 KB SRAM, 8 KB data flash, 14-channel 12-bit ADC, dual 8-bit DACs, USB 2.0 full-speed host/function/OTG, and RTC - deployed in industrial sensor nodes requiring deterministic real-time control and low-power connectivity.
For engineers reviewing the R5F51111AGFK#5A datasheet, R5F51111AGFK#5A pinout, R5F51111AGFK#5A application, or R5F51111AGFK#5A equivalent, key selection criteria include its 64-pin LQFP package (PLQP0064GA-A), −40°C to +105°C extended temperature rating, integrated USB transceiver with BC support, and hardware-accelerated event-driven peripheral linking via ELC.
Technical Context
The R5F51111AGFK#5A implements a CISC Harvard-architecture RX core with five-stage pipeline, variable-length instructions, and 64-bit accumulator for single-cycle 32×32 multiply-accumulate operations. Its clock system integrates PLL, high-speed on-chip oscillator (32 MHz ±1%), sub-clock (32.768 kHz), and CAC for IEC 60730 compliance.
Peripheral subsystems include DTC for interrupt-triggered memory transfers, ELC for direct module-to-module triggering without CPU involvement, MTU2 (6-channel 16-bit timer) with complementary PWM and phase counting, and S12AD with 1.0 µs conversion time and double-trigger mode for motor current sampling.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | RX 32-bit CISC Harvard, 32 MHz max, 50 DMIPS, 64-bit accumulator, 73 basic + 9 DSP instructions |
| Memory | 32 KB flash (no wait states @32 MHz), 10 KB SRAM, 8 KB data flash (1M erase/write cycles) |
| Analog Peripherals | 14-channel 12-bit ADC (1.0 µs min conversion), 2-channel 8-bit DAC (0–VCC output), integrated temperature sensor |
| Communication | USB 2.0 full-speed host/function/OTG (12 Mbps), 3× SCI, 1× RIIC (400 kbps), 1× RSPI (16 Mbps) |
| Timers & Control | MTU2 (6×16-bit channels), CMT (2×16-bit), RTC with calendar/leap-year, IWDT with dedicated 15 kHz oscillator |
| Power & Environment | 1.8–3.6 V supply, −40°C to +105°C operation, software standby mode (0.44 µA, 4.8 µs wake-up) |
Pinout & Package
Package: PLQP0064GA-A - 64-pin LQFP, 14 × 14 mm body, 0.8 mm pitch, exposed pad not specified.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC / VSS | Power supply / Ground | Dual power domains: digital (VCC/VSS) and USB (VCC_USB/VSS_USB); AVCC0/AVSS0 required for ADC operation |
| XTAL / EXTAL | Main crystal oscillator interface | Supports external crystals up to 20 MHz; internal PLL accepts 4–8 MHz input for 32 MHz system clock |
| USB0_DP / USB0_DM | USB 2.0 differential data pair | Integrated transceiver supports full-speed (12 Mbps) host/function/OTG; requires no external PHY |
| AN000–AN015 | Analog input channels | 14 dedicated ADC inputs (AN000–AN004, AN006, AN008–AN015); ADTRG0# enables external conversion trigger |
| DA0 / DA1 | Digital-to-analog outputs | Two independent 8-bit voltage-output DACs (0–VCC range); available only on 64-pin packages per datasheet Table 1.2 |
| MTIOC0A–MTIOC5W | MTU2 waveform I/O | 24-pin timer I/O set supporting PWM, input capture, complementary outputs, and phase counting across 6 channels |
Key Features
| Feature | Design Value |
|---|---|
| Event Link Controller (ELC) | Enables direct hardware triggering between peripherals (e.g., MTU → ADC start) without CPU or interrupt latency |
| Data Transfer Controller (DTC) | Offloads memory transfers from CPU using four modes (normal/repeat/block/chain); triggered by any interrupt source |
| IEC 60730 Support | Includes CAC for clock accuracy monitoring, IWDT with dedicated oscillator, and RAM test assist functions for Class B safety certification |
| USB Battery Charging (BC) | Detects and complies with USB BC 1.2 specification for downstream port charging negotiation without host firmware changes |
| Low-Power Software Standby | 0.44 µA deep-sleep current with 4.8 µs wake-up to full operation; RTC and IWDT remain active during sleep |
Applications
| Industrial Sensor Node | USB-Capable HMI Controller |
|---|---|
Use Scenario: Compact environmental monitoring unit with analog sensor inputs, local display, and USB configuration interface. IC Role / Device Role / Timing Role: Main controller executing sensor acquisition (ADC), local UI rendering (GPIO/SCI), and USB device enumeration (USBc). Use Value: Integrated USB transceiver eliminates external PHY; 1.0 µs ADC enables fast multi-sensor polling; ELC synchronizes sensor triggers with timer events. |
Use Scenario: Panel-mounted control interface with tactile buttons, LED indicators, and USB firmware update capability. IC Role / Device Role / Timing Role: Real-time HMI processor managing button debouncing (GPIO), LED PWM (MTU2), and USB mass storage emulation (USBc). Use Value: Dual 8-bit DACs drive analog meters or reference voltages; software standby mode extends battery life during idle periods. |
| Motor Feedback Module | Smart Energy Metering Subsystem |
Use Scenario: Brushless DC motor controller add-on board capturing current/voltage feedback and communicating via USB to host. IC Role / Device Role / Timing Role: Dedicated ADC acquisition engine with synchronized sampling (double-trigger mode), PWM generation (MTU2), and USB telemetry reporting. Use Value: 12-bit ADC with double-trigger ensures matched current-phase sampling; MTU2's complementary PWM drives gate drivers with dead-time control. |
Use Scenario: Tamper-resistant energy meter module performing voltage/current measurement, RTC-based billing, and USB data export. IC Role / Device Role / Timing Role: Secure metering co-processor handling precision ADC, RTC calendar, CRC-16 checksums, and USB bulk transfers. Use Value: Temperature sensor compensates ADC drift; CAC validates clock integrity for time-stamped billing; data flash stores calibration coefficients with 1M cycle endurance. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 32-bit MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F51111ADFK#3A | Same RX111 core, identical pinout and peripherals, but rated for −40°C to +85°C (D-grade vs. G-grade) | Suitable for commercial/industrial environments without extended thermal requirements | Select when ambient operating temperature does not exceed +85°C and cost sensitivity favors standard grade |
| R5F51113AGFK#3A | 64 KB flash, 10 KB RAM, same package/peripherals; adds two more ADC channels (14→16) and one additional MTU channel | Better suited for higher-channel-count sensor aggregation or dual-motor control | Choose when firmware size exceeds 32 KB or additional analog/timer resources are required without changing PCB layout |
Compared with R5F51111AGFK#5A, the R5F51111ADFK#3A reduces thermal margin but lowers cost, while the R5F51113AGFK#3A increases flash and ADC capacity within identical footprint - enabling scalable firmware and sensing headroom without redesign.
Availability
R5F51111AGFK#5A is available at Aetrix Electronics and suitable for industrial sensor nodes, USB-capable HMIs, motor feedback modules, and smart energy metering subsystems requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for R5F51111AGFK#5A 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 applications.
The RX111 Group targets cost-sensitive, low-power industrial and consumer applications requiring USB connectivity, real-time performance, and functional safety support - with R5F51111AGFK#5A optimized for compact designs needing extended temperature operation and integrated USB functionality.
FAQ
What is the maximum operating frequency and CPU performance of the R5F51111AGFK#5A?
The R5F51111AGFK#5A operates at a maximum frequency of 32 MHz and delivers 50 DMIPS of processing performance. Its RX CPU core features a five-stage pipeline, variable-length instruction encoding, and a 64-bit accumulator capable of single-cycle 32×32 multiply-accumulate operations - enabling deterministic real-time execution in industrial control loops.
Does the R5F51111AGFK#5A support USB On-The-Go (OTG) functionality?
Yes, the R5F51111AGFK#5A integrates a full-featured USB 2.0 host/function/OTG module compliant with USB 2.0 specifications. It supports full-speed (12 Mbps) and low-speed (1.5 Mbps) modes, isochronous transfers, and Battery Charging (BC) 1.2 detection - all using its on-chip transceiver without requiring external PHY components.
What are the analog capabilities of the R5F51111AGFK#5A, and are the DACs available in this package?
The R5F51111AGFK#5A includes a 14-channel 12-bit ADC with 1.0 µs minimum conversion time and double-trigger mode for synchronized sampling. It also integrates two 8-bit DACs (DA0, DA1) - confirmed available in the 64-pin LQFP package (PLQP0064GA-A) per datasheet Table 1.2, delivering rail-to-rail analog outputs referenced to VCC.
How does the Event Link Controller (ELC) enhance real-time performance in the R5F51111AGFK#5A?
The ELC in the R5F51111AGFK#5A enables direct hardware-level triggering between peripherals - for example, initiating an ADC conversion upon MTU2 timer match or starting a DTC transfer upon SCI receive completion - without CPU intervention or interrupt latency. This reduces jitter and improves determinism in time-critical sensor and control applications.
What low-power modes are supported by the R5F51111AGFK#5A, and what is the lowest achievable current draw?
The R5F51111AGFK#5A supports three low-power modes: sleep, deep sleep, and software standby. In software standby mode, it achieves 0.44 µA typical current draw while retaining RTC operation, IWDT supervision, and wake-up capability via external pins or RTC alarm - with full recovery to 32 MHz operation in just 4.8 µs.
R5F51111AGFK#5A Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 64-LQFP
- Series:
- RX111
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- RX
- Core Size:
- 32-Bit
- Speed:
- 32MHz
- Connectivity:
- I2C, SCI, SPI, USB OTG
- Peripherals:
- DMA, LVD, POR, PWM, WDT
- Number of I/O:
- 46
- Program Memory Size:
- 32KB (32K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 8K x 8
- RAM Size:
- 10K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.8V ~ 3.6V
- Data Converters:
- A/D 14x12b; D/A 2x8b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F51111AGFK#5A FAQ
1.How can I place an order for R5F51111AGFK#5A through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F51111AGFK#5A 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 R5F51111AGFK#5A reliable?
The price and inventory of R5F51111AGFK#5A are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F51111AGFK#5A is usually 5 days.
3.What payment methods are accepted for R5F51111AGFK#5A?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F51111AGFK#5A transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F51111AGFK#5A?
R5F51111AGFK#5A orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F51111AGFK#5A 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 R5F51111AGFK#5A?
For technical support, including R5F51111AGFK#5A datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F51111AGFK#5A requirements.
6.How does Aetrix verify that R5F51111AGFK#5A is sourced from the original manufacturer or authorized distributors?
All R5F51111AGFK#5A 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 R5F51111AGFK#5A meets industry standards.
7.What is the process for return or replacement of R5F51111AGFK#5A?
All R5F51111AGFK#5A units undergo pre-shipment inspection (PSI). If there is an issue with R5F51111AGFK#5A, 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 R5F51111AGFK#5A part is unused and in its original packaging.
Return procedure for R5F51111AGFK#5A:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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