Renesas R5F5110JADFK#10
- Part No.:
- R5F5110JADFK#10
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 64-LQFP
- Datasheet:
-
R5F5110JADFK#10.pdf
- Description:
- IC MCU 32BIT 16KB FLASH 64LQFP
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
R5F5110JADFK#10 from Renesas is a 32-bit RX CPU-based microcontroller operating at up to 32 MHz (50 DMIPS), featuring 16 KB on-chip flash, 8 KB SRAM, 12-bit A/D converter with 14 channels, RTC, and integrated SCI/I²C/RSPI interfaces. It targets low-power industrial sensing and control applications requiring deterministic real-time response and IEC 60730 compliance.
For engineers reviewing the R5F5110JADFK#10 datasheet, R5F5110JADFK#10 pinout, R5F5110JADFK#10 application, or R5F5110JADFK#10 equivalent, this page delivers verified specifications, package mapping, functional alternatives, and design-critical timing and power parameters for embedded firmware development and BOM validation.
Technical Context
The R5F5110JADFK#10 implements a CISC Harvard architecture with five-stage pipeline and variable-length instructions, enabling ultra-compact code and single-cycle 32×32-bit multiply operations. Its accumulator supports 64-bit results, and on-chip debugging uses the FINE interface.
It integrates a high-speed on-chip oscillator (32 MHz ±1% over −40 to +85°C), independent watchdog timer driven by a dedicated 15 kHz oscillator, and clock frequency accuracy measurement circuit (CAC) for IEC 60730 Class B certification. Power management includes software standby mode (0.35 μA) with 4.8 μs wake-up time.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | RX 32-bit CISC Harvard with five-stage pipeline, 50 DMIPS @ 32 MHz |
| Flash / RAM | 16 KB flash (no wait states @ 32 MHz), 8 KB SRAM (no wait states) |
| A/D Converter | 12-bit resolution, 14-channel input, 1.0 μs min conversion time @ 32 MHz ADCLK |
| Operating Voltage | 1.8 V to 3.6 V supply; supports 32 MHz max only at VCC ≥ 2.7 V |
| Temperature Range | −40°C to +85°C (D-grade); validated for industrial ambient operation |
| Communication | SCI ×3 (asynchronous/clock-sync/smart card), I²C ×1 (400 kbps), RSPI ×1 (16 Mbps) |
| Timers | MTU2 ×4 channels (16-bit, input capture/output compare), CMT ×2 channels (16-bit) |
Pinout & Package
Package: PLQP0064GA-A - 64-pin LQFP, 14 × 14 mm body, 0.8 mm pitch, lead-free (Sn).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC / VSS | Power supply / Ground | Dual VCC pins (pins 15, 38) and dual VSS pins (14, 40) enable low-noise decoupling for analog/digital domains |
| XTAL / EXTAL | Main clock oscillator interface | Supports external crystal up to 20 MHz or direct clock input; required for precise timing in RTC and communication |
| RES# | Active-low reset input | Asynchronous hardware reset with internal pull-up; initiates full system initialization and register clearing |
| MD | Mode selection | Fixed at power-on to select single-chip mode; must remain static during operation |
| AN000–AN015 | Analog input channels | 14 dedicated A/D inputs (e.g., AN000–AN004, AN006, AN008–AN015); AVCC0/AVSS0 pins required for analog reference stability |
| SCI1/SCI5/SCI12 | Serial communication interfaces | Three independent SCI modules support UART, SPI-like clock sync, and smart card protocols; each with RTS/CTS flow control |
| RIIC SCL0/SDA0 | I²C bus interface | Open-drain N-channel outputs compatible with standard I²C bus; supports SMBus and fast-mode (400 kbps) |
| RSPI RSPCKA/MOSIA/MISOA/SSLA0 | SPI master interface | Full-duplex 16 Mbps SPI with four selectable frame lengths (8–32 bits) and double-buffered TX/RX FIFOs |
Key Features
| Feature | Design Value |
|---|---|
| IEC 60730 Class B Support | On-chip CAC, IWDT, RAM test assist functions, and voltage detection circuits certified for safety-critical appliance control |
| Low-Power Software Standby | 0.35 μA current draw with RTC and IWDT active; 4.8 μs wake-up latency enables rapid event response |
| Multi-Function Pin Controller (MPC) | Per-pin peripheral function assignment (e.g., MTIOC0A, TXD1, SDA0 on same pin) simplifies PCB layout and routing flexibility |
| Double-Trigger A/D Mode | Simultaneous sampling of two channels per trigger event for motor phase current monitoring and sensor redundancy |
| Real-Time Clock (RTC) | Sub-clock (32.768 kHz) driven calendar mode with leap-year correction, alarm interrupt, and software-standby wake capability |
| High-Speed On-Chip Oscillator | 32 MHz ±1% accuracy over −40 to +85°C eliminates need for external crystal in cost-sensitive designs |
Applications
| Industrial Sensor Node | Smart Appliance Control |
|---|---|
|
Use Scenario: Battery-powered temperature/humidity sensor node with wireless telemetry and local display. IC Role / Device Role / Timing Role: Main system controller executing sensor acquisition, data preprocessing, and low-power scheduling via RTC alarm interrupts. Use Value: 0.35 μA software standby mode extends battery life; 12-bit A/D with 1.0 μs conversion enables rapid multi-sensor polling; integrated SCI supports UART-to-LoRaWAN bridge. |
Use Scenario: Washing machine main control board managing motor drive, water valves, heating, and user interface. IC Role / Device Role / Timing Role: Safety-certified MCU handling real-time motor commutation timing, fault detection, and IEC 60730 self-test sequences. Use Value: CAC and IWDT meet Class B requirements; MTU2 timers generate precise PWM for BLDC motor control; double-trigger A/D monitors current/voltage simultaneously. |
| Energy Metering Interface | Building Automation Controller |
|
Use Scenario: DIN-rail mounted sub-meter collecting voltage/current/energy data via isolated ADC front-end. IC Role / Device Role / Timing Role: Data concentrator interfacing with metrology ICs via RSPI and I²C, aggregating and timestamping readings using RTC. Use Value: 16 KB flash stores firmware + calibration tables; RSPI's 16 Mbps rate handles high-throughput metrology data bursts; CRC calculator validates communication integrity. |
Use Scenario: HVAC zone controller reading thermostats, driving actuators, and communicating via BACnet MS/TP over RS485. IC Role / Device Role / Timing Role: Real-time coordinator managing multiple concurrent tasks: sensor polling, PID loop execution, and serial protocol stack timing. Use Value: 50 DMIPS CPU performance ensures deterministic loop execution; SCI supports RS485 half-duplex with RTS-controlled direction; 36 GPIOs accommodate diverse I/O needs. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F5110JADFM#30 | Same core, flash, RAM, and peripherals; differs only in package (PLQP0064KB-A: 10×10 mm, 0.5 mm pitch vs. PLQP0064GA-A) | Requires PCB redesign due to different footprint and pitch; identical firmware compatibility | Select for higher-density layouts where 0.5 mm pitch is supported and thermal dissipation allows smaller body size. |
| R5F5110JAGFK#30 | Same package and pinout but rated for −40 to +105°C (G-grade) and uses 128 KB flash variant's silicon revision | Validated for extended-temperature environments (e.g., under-hood automotive accessory modules) | Choose when operating ambient exceeds +85°C or long-term reliability at elevated junction temperatures is required. |
Compared with R5F5110JADFK#10, R5F5110JADFM#30 offers identical functionality in a smaller 0.5 mm-pitch LQFP, while R5F5110JAGFK#30 extends temperature range to +105°C without changing pinout-enabling drop-in qualification upgrades for harsh environments.
Availability
R5F5110JADFK#10 is available at Aetrix Electronics and suitable for industrial sensor nodes, smart appliance control, energy metering interfaces, and building automation controllers requiring stable component supply across production lifecycles.
Supply support for R5F5110JADFK#10 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 industrial, automotive, and IoT markets.
The RX110 Group, including R5F5110JADFK#10, is designed for cost-sensitive, low-power embedded applications demanding real-time performance, functional safety support, and rich analog/peripheral integration in compact packages.
FAQ
What is the maximum operating frequency and associated power supply requirement for R5F5110JADFK#10?
The R5F5110JADFK#10 operates at a maximum frequency of 32 MHz, but only when the VCC supply is between 2.7 V and 3.6 V. At lower voltages (1.8–2.4 V), the maximum frequency is reduced to 8 MHz. This voltage-frequency dependency is enforced by internal regulators and must be observed in power supply design to ensure reliable operation of the RX CPU core and peripherals.
Does R5F5110JADFK#10 support IEC 60730 Class B compliance out of the box?
Yes, R5F5110JADFK#10 includes hardware features required for IEC 60730 Class B: clock frequency accuracy measurement circuit (CAC), independent watchdog timer (IWDT) with dedicated oscillator, voltage detection circuits (LVDA), and RAM test assist logic. These are documented in the datasheet and enable certified safety routines without external components.
How many A/D converter channels does R5F5110JADFK#10 support, and what is the minimum conversion time?
R5F5110JADFK#10 supports 14 analog input channels (AN000–AN004, AN006, AN008–AN015). The minimum conversion time is 1.0 μs per channel when the A/D clock (ADCLK) runs at 32 MHz. This timing is achievable only when the system clock and peripheral clocks are properly configured per the clock generation circuit settings.
What debug interface does R5F5110JADFK#10 use, and is it compatible with standard Renesas tools?
R5F5110JADFK#10 uses the FINE (Fast Intelligent Non-intrusive Emulation) interface for on-chip debugging. It is fully compatible with Renesas E1 emulator and CS+ IDE. The FINED pin (pin 6) provides bidirectional debug communication, supporting breakpoints, watchpoints, and real-time variable monitoring without halting CPU execution.
Can R5F5110JADFK#10 operate in software standby mode while maintaining RTC and IWDT functionality?
Yes, R5F5110JADFK#10 retains full RTC and IWDT operation in software standby mode, drawing only 0.35 μA typical. The RTC continues calendar counting and can generate an alarm interrupt to wake the CPU, while the IWDT runs independently from its 15 kHz dedicated oscillator-ensuring fail-safe timeout behavior even during deep sleep.
R5F5110JADFK#10 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 64-LQFP
- Series:
- RX110
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- RX
- Core Size:
- 32-Bit Single-Core
- Speed:
- 32MHz
- Connectivity:
- I2C, SCI, SPI
- Peripherals:
- DMA, LVD, POR, PWM, WDT
- Number of I/O:
- 50
- Program Memory Size:
- 16KB (16K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 8K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.8V ~ 3V
- Data Converters:
- A/D 14x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F5110JADFK#10 FAQ
1.How can I place an order for R5F5110JADFK#10 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F5110JADFK#10 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 R5F5110JADFK#10 reliable?
The price and inventory of R5F5110JADFK#10 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F5110JADFK#10 is usually 5 days.
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Once your R5F5110JADFK#10 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 R5F5110JADFK#10?
For technical support, including R5F5110JADFK#10 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F5110JADFK#10 requirements.
6.How does Aetrix verify that R5F5110JADFK#10 is sourced from the original manufacturer or authorized distributors?
All R5F5110JADFK#10 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 R5F5110JADFK#10 meets industry standards.
7.What is the process for return or replacement of R5F5110JADFK#10?
All R5F5110JADFK#10 units undergo pre-shipment inspection (PSI). If there is an issue with R5F5110JADFK#10, 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 R5F5110JADFK#10 part is unused and in its original packaging.
Return procedure for R5F5110JADFK#10:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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