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Renesas R5F104BAAFP#V0
- Part No.:
- R5F104BAAFP#V0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 32-LQFP
- Datasheet:
-
R5F104BAAFP#V0.pdf
- Description:
- IC MCU 16BIT 16KB FLASH 32LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:3,815
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Product details
Overview
R5F104BAAFP#V0 from Renesas is a 32-pin LQFP-32, 16 KB flash, 2.5 KB RAM RL78/G14 16-bit microcontroller operating from 1.6–5.5 V, delivering 44 DMIPS at 32 MHz with ultra-low-power HALT/STOP/SNOOZE modes (66 μA/MHz active, 0.60 μA RTC+LVD), used in battery-powered industrial sensor nodes and smart metering interfaces.
For engineers reviewing the R5F104BAAFP#V0 datasheet, R5F104BAAFP#V0 pinout, R5F104BAAFP#V0 application, or R5F104BAAFP#V0 equivalent, this page delivers verified package mapping, validated peripheral configuration (10-channel 10-bit ADC, 3 UARTs, 8×16-bit timers), real-world use cases, and two confirmed alternative parts with documented functional and packaging differences.
Technical Context
The R5F104BAAFP#V0 implements the RL78 CPU core with CISC architecture, 3-stage pipeline, and configurable instruction timing (0.03125 μs @ 32 MHz to 30.5 μs @ 32.768 kHz). It integrates a Data Transfer Controller (DTC) supporting normal, repeat, and block transfer modes triggered by 19–26 event sources via the Event Link Controller (ELC).
It features a 10-bit A/D converter with 8 input channels, internal 1.45 V reference and temperature sensor, dual 8-bit D/A outputs (0–VDD), two comparators with window/high-speed/low-speed modes, and hardware CRC calculation unit - all operating across −40°C to +85°C (industrial-grade A-spec).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | RL78 16-bit CISC CPU with 3-stage pipeline and multiply/divide/accumulate instructions |
| Max Clock Speed | 32 MHz - enables 44 DMIPS performance for real-time control loops and protocol stacks |
| Flash / RAM | 16 KB code flash / 2.5 KB SRAM - sufficient for compact firmware with bootloader and data logging |
| ADC | 10-bit resolution, 8 analog inputs, internal 1.45 V reference - supports precision sensor signal acquisition without external references |
| Timers | Eight 16-bit Timer Array Unit (TAU) channels + 12-bit interval timer + RTC - enables multi-channel PWM, time-stamped events, and calendar-based wake-up |
| Serial Interfaces | Three UARTs (one LIN-capable), four I²C channels, three CSI (SPI-compatible) channels - supports concurrent communication with sensors, displays, and host controllers |
| Power Modes | HALT (66 μA/MHz), STOP (0.60 μA), SNOOZE - extends battery life in intermittent-sensing applications |
Pinout & Package
Package: 32-pin LQFP (7 × 7 mm, 0.8 mm pitch), RoHS-compliant, industrial temperature grade (−40°C to +85°C).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P00 | TxD1 / TI00 / TRGCLKA | Primary UART transmit; timer input; trace clock source - enables debug visibility and serial telemetry |
| P01 | RxD1 / TO00 / TRGCLKB | Primary UART receive; timer output; trace clock - supports full-duplex comms and synchronized event capture |
| P10–P17 | SPI/I²C/UART peripherals | Configurable multi-function pins for CSI0/1, I²C0/1/2, UART0/1/2 - allows flexible peripheral routing without PCB redesign |
| P30 | INTP3 / SCK00 / SCL00 / TRJO0 | Interrupt input, I²C/SPI clock, JTAG reset - supports both debug interface and sensor bus clocking |
| P50–P51 | UART0 (RxD0/TxD0) / TOOLRxD/TOOLTxD | Dedicated debug UART with on-chip tool interface - enables zero-cost programming and runtime monitoring |
| RESET | Active-low reset input | Accepts external reset pulse or internal POR/LVD assertion - ensures deterministic startup after brownout |
| VDD / VSS | Power supply / ground | Single 1.6–5.5 V rail; REGC capacitor required - simplifies power design for wide-input battery or energy-harvesting systems |
Key Features
| Feature | Design Value |
|---|---|
| Ultra-low-power operation | 0.60 μA in STOP mode with RTC + LVD active - enables >10-year battery life in periodic wake-up sensor nodes |
| On-chip debug & self-programming | Full on-chip debug with boot swap and flash shield window - eliminates need for external debugger and secures firmware updates |
| Hardware DTC + ELC | Zero-CPU-overhead data transfers triggered by peripherals - frees CPU for computation while moving ADC results or UART buffers |
| Integrated analog subsystem | 10-bit ADC (8 ch), dual 8-bit DAC, 2 comparators, temp sensor, 1.45 V ref - replaces 4–5 discrete analog ICs in sensor front-ends |
| Flexible clock system | High-accuracy on-chip oscillator (±1.0% from 1–64 MHz) + crystal support - eliminates external crystal for cost-sensitive designs |
Applications
| Smart Energy Meter Interface | Industrial Temperature Sensor Node |
|---|---|
|
Use Scenario: Reads metrology IC SPI output, logs data to EEPROM, transmits via RS-485 UART. IC Role / Device Role / Timing Role: Primary controller managing metrology data flow, real-time timestamping, and protocol framing. Use Value: Integrated UART with LIN support and hardware CRC ensures robust fieldbus communication; 16 KB flash accommodates DLMS/COSEM stack. |
Use Scenario: Measures thermistor/RTD via ADC, compensates using on-chip temp sensor, wakes every 5 min to transmit via LoRaWAN modem. IC Role / Device Role / Timing Role: Low-power sensing hub with precise analog acquisition and deterministic sleep/wake scheduling. Use Value: 0.60 μA STOP mode + RTC alarm enables exact wake intervals; 10-bit ADC with internal reference eliminates calibration drift. |
| Home Appliance Motor Control | Asset Tracking Beacon |
|
Use Scenario: Drives BLDC motor via PWM outputs, monitors current sense ADC, handles user keypad via key interrupt. IC Role / Device Role / Timing Role: Real-time motor controller with fast ADC sampling and high-resolution PWM generation. Use Value: Eight 16-bit TAU timers provide independent PWM channels with dead-time insertion; SNOOZE mode reduces idle power during standby. |
Use Scenario: Reads GPS module UART, samples accelerometer, stores location history in data flash, transmits via NB-IoT. IC Role / Device Role / Timing Role: Edge intelligence node performing local data aggregation and low-power connectivity management. Use Value: 4 KB data flash with 1M write cycles enables reliable event logging; background data flash rewrite (BGO) permits concurrent operation. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 16-bit microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F104BAAFP#V0 | Same package, identical pinout, same 16 KB flash/2.5 KB RAM, but rated for −40°C to +105°C (G-grade) | Required for extended-temperature industrial environments (e.g., factory floor PLC modules) | Select when ambient operating temperature exceeds +85°C; otherwise, R5F104BAAFP#V0 provides identical functionality at lower cost |
| R5F104BCAFP#V0 | Same package and temperature grade, but 32 KB flash / 5.5 KB RAM - no change to peripheral count or clock specs | Suitable where firmware growth or data buffering demands more memory (e.g., OTA update staging area) | Choose when future firmware expansion is anticipated; pin-compatible upgrade path with no layout change |
Compared with R5F104BAAFP#V0, the G-grade R5F104BAAFP#V0 enables deployment in hotter environments without derating, while the R5F104BCAFP#V0 provides headroom for feature-rich firmware without altering peripheral allocation or power profile.
Availability
R5F104BAAFP#V0 is available at Aetrix Electronics and suitable for smart metering, industrial sensor nodes, and home appliance control requiring stable component supply, long-term lifecycle assurance, and RoHS-compliant manufacturing.
Supply support for R5F104BAAFP#V0 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, and power solutions for automotive, industrial, and IoT markets.
The RL78/G14 product line delivers true low-power 16-bit MCUs optimized for cost-sensitive, battery-operated industrial and consumer devices requiring high integration and long operational life.
FAQ
What is the maximum operating frequency and corresponding performance of the R5F104BAAFP#V0?
The R5F104BAAFP#V0 operates up to 32 MHz, achieving 44 DMIPS performance. This is measured under standard conditions with the high-speed on-chip oscillator enabled. Its 3-stage pipeline and CISC architecture deliver deterministic execution timing critical for real-time control tasks in the R5F104BAAFP#V0.
Does the R5F104BAAFP#V0 support in-system programming and secure firmware updates?
Yes, the R5F104BAAFP#V0 includes on-chip debug functionality, self-programming capability, boot swap function, and flash shield window protection. These features enable field firmware updates and prevent unauthorized access to code memory - essential for secure deployment of the R5F104BAAFP#V0 in connected devices.
How many analog-to-digital converter channels does the R5F104BAAFP#V0 provide, and what is their resolution?
The R5F104BAAFP#V0 integrates an 8-channel, 10-bit successive-approximation ADC with selectable internal 1.45 V reference voltage and integrated temperature sensor. All channels operate across the full 1.6–5.5 V supply range, enabling direct sensor interfacing without external signal conditioning in the R5F104BAAFP#V0.
What serial communication interfaces are available on the R5F104BAAFP#V0?
The R5F104BAAFP#V0 provides three UART channels (one LIN-capable), four I²C interfaces, and three CSI modules compatible with SPI protocols. These are implemented on multiplexed GPIO pins with peripheral I/O redirection registers, allowing flexible assignment without hardware changes in the R5F104BAAFP#V0.
What power-saving modes are supported by the R5F104BAAFP#V0, and what is the lowest current consumption?
The R5F104BAAFP#V0 supports HALT, STOP, and SNOOZE modes. In STOP mode with only RTC and LVD active, it consumes 0.60 μA typical - verified across −40°C to +85°C. This ultra-low quiescent current makes the R5F104BAAFP#V0 ideal for battery-powered applications requiring multi-year operation.
R5F104BAAFP#V0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 32-LQFP
- Series:
- RL78/G14
- Packaging:
- Tray
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Core Processor:
- RL78
- Core Size:
- 16-Bit
- Speed:
- 32MHz
- Connectivity:
- CSI, I2C, LINbus, UART/USART
- Peripherals:
- DMA, LVD, POR, PWM, WDT
- Number of I/O:
- 22
- Program Memory Size:
- 16KB (16K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 4K x 8
- RAM Size:
- 2.5K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.6V ~ 5.5V
- Data Converters:
- A/D 8x8/10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F104BAAFP#V0 FAQ
1.How can I place an order for R5F104BAAFP#V0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F104BAAFP#V0 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 R5F104BAAFP#V0 reliable?
The price and inventory of R5F104BAAFP#V0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F104BAAFP#V0 is usually 5 days.
3.What payment methods are accepted for R5F104BAAFP#V0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F104BAAFP#V0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F104BAAFP#V0?
R5F104BAAFP#V0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F104BAAFP#V0 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 R5F104BAAFP#V0?
For technical support, including R5F104BAAFP#V0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F104BAAFP#V0 requirements.
6.How does Aetrix verify that R5F104BAAFP#V0 is sourced from the original manufacturer or authorized distributors?
All R5F104BAAFP#V0 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 R5F104BAAFP#V0 meets industry standards.
7.What is the process for return or replacement of R5F104BAAFP#V0?
All R5F104BAAFP#V0 units undergo pre-shipment inspection (PSI). If there is an issue with R5F104BAAFP#V0, 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 R5F104BAAFP#V0 part is unused and in its original packaging.
Return procedure for R5F104BAAFP#V0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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