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Renesas R5F10BGELNA#G5
- Part No.:
- R5F10BGELNA#G5
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 48-VFQFN Exposed Pad
- Datasheet:
-
R5F10BGELNA#G5.pdf
- Description:
- IC MCU 16BIT 64KB FLASH 48VFQFN
- Quantity:
- Payment:
- Shipping:
Inventory:2,888
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Product details
Overview
R5F10BGELNA#G5 from Renesas Electronics is a 16-bit RL78/F13 microcontroller with CAN and LIN physical layer support, 48-pin LQFP package, 32 KB flash memory, 2.5 KB RAM, and operating voltage range of 1.6–5.5 V. It integrates a 32 MHz max CPU clock, 12-bit ADC (up to 12 channels), and hardware LIN bus controller for automotive body electronics applications.
For engineers reviewing the R5F10BGELNA#G5 datasheet, R5F10BGELNA#G5 pinout, R5F10BGELNA#G5 application, or R5F10BGELNA#G5 equivalent, key selection criteria include CAN/LIN dual-bus capability, low-power operation down to 0.52 μA in HALT mode, integrated high-precision oscillator (±1% @ -40 to +85°C), and AEC-Q100 Grade 2 qualification for under-hood automotive use.
Technical Context
The R5F10BGELNA#G5 implements the RL78 CPU core with 16-bit CISC architecture, supporting 100+ instructions and 3-stage pipeline execution. It features on-chip debug functionality via single-wire interface (SWI) and includes a dedicated LIN master/slave controller compliant with LIN 2.2A/SAE J2602, alongside a full CAN 2.0B controller with 15 message buffers and FIFO support.
Power management includes four low-power modes (HALT, STOP, SNOOZE, and DEEP STOP), real-time clock (RTC) with calendar function, and independent watchdog timer (WDT) with window function. The device uses Renesas' proprietary "Sensing Flash" technology enabling 100,000 write/erase cycles and data retention >20 years at 85°C.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | RL78 16-bit CISC CPU with 3-stage pipeline and 100+ instructions |
| Max Operating Frequency | 32 MHz - enables real-time control loop execution ≤31.25 ns per instruction cycle |
| Flash Memory | 32 KB - supports in-application programming (IAP) and secure boot with read-out protection |
| RAM Size | 2.5 KB - sufficient for LIN/CAN protocol stacks plus application variables in automotive nodes |
| ADC Resolution & Channels | 12-bit SAR ADC with up to 12 input channels - supports battery voltage, temperature, and sensor monitoring |
| Operating Voltage Range | 1.6–5.5 V - compatible with 3.3 V and 5 V systems, including direct connection to automotive 12 V supply via external regulator |
| Low-Power HALT Current | 0.52 μA @ 3.0 V - enables always-on LIN wake-up without draining vehicle battery |
| AEC-Q100 Grade | Grade 2 (−40°C to +105°C) - qualified for engine compartment and body control module deployment |
Pinout & Package
Package: 48-pin LQFP (7 mm × 7 mm, 0.5 mm pitch), RoHS-compliant, moisture sensitivity level (MSL) 3.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P00–P07 | Port 0 I/O with NMI, INT0–INT3 | Configurable general-purpose I/O; P00 serves as non-maskable interrupt input for critical fault detection |
| P10–P17 | Port 1 I/O with UART0, LIN0, CAN0 | Dedicated LIN transceiver interface (TXD0/RXD0) and CAN differential pair (CANH/CANL) routed here |
| P30–P33 | Port 3 I/O with ADC0–ADC3 | Analog inputs for battery sensing, cabin temperature, and potentiometer feedback |
| P40–P47 | Port 4 I/O with RTC, WDT, CLK | Supports 32.768 kHz crystal for RTC and internal sub-clock generation |
| VDD / VSS | Power Supply / Ground | Dual power domains: EVDD0/EVSS0 for analog peripherals, VDD/VSS for digital core |
| RESET | Active-low reset input | Accepts external reset signal or internal POR/BOR-generated pulse; supports debounced wake-up from HALT |
| REGC | Regulator capacitor terminal | Connects 1.0 μF ceramic capacitor to stabilize on-chip LDO output for analog circuitry |
Key Features
| Feature | Design Value |
|---|---|
| LIN 2.2A Master/Slave Controller | Hardware-accelerated LIN frame generation and checksum validation - eliminates software overhead and ensures <1% timing jitter |
| CAN 2.0B Controller | 15-message buffer with auto-retransmission, error counters, and FIFO mode - supports diagnostic communication and ECU-to-ECU messaging |
| High-Precision On-Chip Oscillator | ±1% accuracy over −40°C to +85°C - removes need for external crystal in cost-sensitive LIN nodes |
| Sensing Flash Technology | 100,000 write/erase cycles with ECC and wear leveling - enables robust firmware updates and parameter logging in field-deployed modules |
| Hardware CRC Calculator | Polynomial 0x1021 (CRC-16-CCITT) - accelerates firmware integrity checks and LIN message CRC computation |
| Real-Time Clock with Calendar | Accurate timekeeping with leap-year compensation and alarm interrupt - supports scheduled wake-up and event logging |
Applications
| Automotive Door Module | Smart Seat Control Unit |
|---|---|
Use Scenario: Centralized control of power windows, door locks, mirror adjustment, and interior lighting in passenger vehicles. IC Role / Device Role / Timing Role: Primary MCU managing LIN slave devices (window motor drivers, lock actuators) and CAN gateway to body domain controller. Use Value: Integrated LIN/CAN reduces BOM count by eliminating external transceivers; low HALT current extends battery life during vehicle sleep mode. |
Use Scenario: Position memory, heating control, and posture adjustment for driver and front passenger seats. IC Role / Device Role / Timing Role: Real-time position tracking via potentiometers and PWM-driven seat motors; LIN communication with HVAC and infotainment systems. Use Value: 12-bit ADC resolves seat position to ±0.1°; hardware LIN controller ensures deterministic response to seat position commands within 20 ms. |
| Roof Console Node | Trunk Release Actuator |
Use Scenario: Integration of sunroof control, ambient lighting, and rearview mirror dimming in overhead console assemblies. IC Role / Device Role / Timing Role: LIN master coordinating multiple sensors and actuators; ADC monitors ambient light and IR proximity for gesture-based controls. Use Value: On-chip RTC enables timed sunroof opening/closing; 32 MHz CPU handles multi-sensor fusion without external co-processor. |
Use Scenario: Electromechanical release of trunk latch upon valid LIN command from body control module. IC Role / Device Role / Timing Role: Safety-critical LIN slave with hardware CRC validation and watchdog supervision to prevent unintended actuation. Use Value: AEC-Q100 Grade 2 rating ensures reliable operation at 105°C near exhaust routing; HALT-mode wake-up responds to LIN header within 100 μs. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F10BLEGLA#G5 | Same RL78/F13 family, 64-pin LQFP, 48 KB flash, 4 KB RAM, identical CAN/LIN peripherals | Higher I/O count and memory for complex body ECUs requiring additional sensor inputs or relay drivers | Select when expanding from 48-pin to 64-pin layout is feasible and >32 KB flash is required for OTA update partitioning |
| SPC560B50L5 | 32-bit Power Architecture core, 512 KB flash, no integrated LIN; requires external LIN transceiver | Targeted at higher-tier body controllers needing ASIL-B compliance and larger code footprint | Choose only if functional safety certification (ISO 26262) and >100 MHz performance are mandatory; adds BOM and layout complexity |
Compared with R5F10BGELNA#G5, the R5F10BLEGLA#G5 offers scalable pinout and memory while retaining identical peripheral IP and qualification - ideal for platform reuse. The SPC560B50L5 delivers higher compute but introduces external component dependencies and certification overhead unsuitable for cost-optimized LIN nodes.
Availability
R5F10BGELNA#G5 is available at Aetrix Electronics and suitable for automotive body electronics, LIN-based sensor nodes, and battery-powered control modules requiring stable component supply across production lifecycles.
Supply support for R5F10BGELNA#G5 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 Japanese semiconductor manufacturer specializing in microcontrollers, analog, power, and SoC solutions for automotive, industrial, and IoT markets.
The RL78/F13 product line targets cost-sensitive, low-power automotive body electronics with integrated CAN and LIN interfaces - designed specifically for LIN slave nodes, door modules, and smart actuators requiring AEC-Q100 qualification and minimal external components.
FAQ
What is the maximum operating temperature range certified for R5F10BGELNA#G5?
R5F10BGELNA#G5 is AEC-Q100 qualified to Grade 2, meaning it is certified for continuous operation from −40°C to +105°C. This rating covers under-hood and cabin-mounted automotive applications where ambient temperatures exceed standard industrial ranges. The device maintains full functionality-including CAN/LIN communication, ADC accuracy, and flash write endurance-within this full range, as verified in Renesas' reliability testing reports.
Does R5F10BGELNA#G5 support in-system programming via LIN interface?
No, R5F10BGELNA#G5 does not support firmware updates directly over LIN. It requires programming via the single-wire debug (SWI) interface using Renesas' E2 or E2 Lite emulator. However, the device supports in-application programming (IAP) once booted, allowing user firmware to reprogram designated flash sectors-enabling secure OTA update handling when combined with external LIN-to-SWI bridge logic.
What is the purpose of the REGC pin on R5F10BGELNA#G5?
The REGC pin on R5F10BGELNA#G5 connects to an external 1.0 μF ceramic capacitor that stabilizes the output of the on-chip LDO regulator powering analog circuits (ADC, comparator, bandgap reference). Without proper REGC decoupling, ADC conversion results may show increased noise or drift, and internal voltage references may fall outside specification. Renesas specifies X7R or better dielectric and placement within 3 mm of the REGC pin.
Can R5F10BGELNA#G5 operate without an external crystal or resonator?
Yes, R5F10BGELNA#G5 can operate fully from its high-precision on-chip oscillator (ICO), rated at ±1% accuracy from −40°C to +85°C. This eliminates the need for external timing components in LIN-only applications. An external 32.768 kHz crystal is optional and only required if the real-time clock (RTC) calendar function must maintain time during deep power-down modes.
How many LIN message identifiers does R5F10BGELNA#G5 support in hardware?
R5F10BGELNA#G5 supports up to 16 LIN message identifiers in hardware through its dedicated LIN controller. Each identifier maps to a configurable receive/transmit buffer with automatic header detection, checksum calculation (classic or enhanced), and response timeout handling. This allows full implementation of LIN 2.2A slave node behavior-including concurrent handling of diagnostic, configuration, and data frames-without CPU intervention.
R5F10BGELNA#G5 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 48-VFQFN Exposed Pad
- Series:
- RL78/F13
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- RL78
- Core Size:
- 16-Bit
- Speed:
- 32MHz
- Connectivity:
- CANbus, CSI, I2C, LINbus, SPI, UART/USART
- Peripherals:
- LVD, POR, PWM, WDT
- Number of I/O:
- 38
- Program Memory Size:
- 64KB (64K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 4K x 8
- RAM Size:
- 4K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 5.5V
- Data Converters:
- A/D 17x10b SAR
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount, Wettable Flank
- Supplier Device Package:
R5F10BGELNA#G5 FAQ
1.How can I place an order for R5F10BGELNA#G5 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F10BGELNA#G5 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 R5F10BGELNA#G5 reliable?
The price and inventory of R5F10BGELNA#G5 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F10BGELNA#G5 is usually 5 days.
3.What payment methods are accepted for R5F10BGELNA#G5?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F10BGELNA#G5 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F10BGELNA#G5?
R5F10BGELNA#G5 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F10BGELNA#G5 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 R5F10BGELNA#G5?
For technical support, including R5F10BGELNA#G5 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F10BGELNA#G5 requirements.
6.How does Aetrix verify that R5F10BGELNA#G5 is sourced from the original manufacturer or authorized distributors?
All R5F10BGELNA#G5 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 R5F10BGELNA#G5 meets industry standards.
7.What is the process for return or replacement of R5F10BGELNA#G5?
All R5F10BGELNA#G5 units undergo pre-shipment inspection (PSI). If there is an issue with R5F10BGELNA#G5, 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 R5F10BGELNA#G5 part is unused and in its original packaging.
Return procedure for R5F10BGELNA#G5:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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