Renesas Electronics America Inc R5F10WLDAFB#50

Mfr. Part

R5F10WLDAFB#50

Manufacturer

Renesas Electronics Corporation

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Detailed Description

16-bit RL78/L13 microcontroller with 48KB Flash, 4KB EEPROM, and 2KB RAM in a 64-LQFP/LFQFP 10x10 mm package. Runs up to 24MHz from an internal oscillator. Wide 1.6V to 5.5V supply range. Offers 42 configurable I/O, 9-channel 10-bit ADC, LCD controller, DMA, LVD, POR, PWM, and watchdog. Surface-mount, RoHS3 compliant. Category: Integrated Circuits (ICs). Class: Embedded – Microcontrollers. Base product number: R5F10. Supplier device package: 64-LFQFP (10x10). Operating temperature: -40°C to +85°C (TA). Available quantity at Y-IC: 2624 units.

Key Features

Core: Renesas RL78, 16-bit, up to 24MHz

Memory: 48KB Flash, 4KB EEPROM (4K x 8), 2KB RAM (2K x 8)

Peripherals: DMA, LCD segment driver, LVD, POR, PWM, watchdog

Connectivity: CSI/SPI, I2C, LIN bus, UART/USART

Analog: 9-channel 10-bit ADC

I/O: 42 configurable pins

Supply voltage: 1.6V to 5.5V

Oscillator: internal clock source

Package and case: 64-LQFP / 64-LFQFP (10 x 10 mm)

Operating temperature: -40°C to +85°C (TA)

Compliance: RoHS3

Series: RL78/L13

Mounting: surface mount

Key Advantages

Low power RL78 architecture for long battery life

Wide voltage range supports both 1.8V and 5V systems

Integrated LCD driver reduces external component count and cost

On-chip EEPROM simplifies data logging, calibration, and parameter storage

Multiple serial interfaces (I2C, SPI/CSI, UART, LIN) for easy system integration

Built-in safety features (LVD, POR, watchdog) increase system reliability

Strong stock position at Y-IC with 2624 units for fast delivery

Packaging

Shipment format: Tape & Reel (TR) for automated SMT assembly

Package type: 64-LQFP / 64-LFQFP

Body size: 10 mm x 10 mm

Lead pitch: typically 0.5 mm for LQFP-64 class (confirm exact pitch in the datasheet)

Pin configuration: 64 leads total; 42 GPIO available; remaining pins include power, ground, oscillator, communication, and LCD segment/commons

Materials: lead-free copper alloy leadframe and high-temperature epoxy mold compound; RoHS3 compliant

Thermal characteristics: qualified for -40°C to +85°C ambient operation; thermal resistance values depend on PCB design and airflow (see datasheet for θJA/θJC)

Electrical properties summary: Vcc 1.6V–5.5V, internal oscillator up to 24MHz, ADC 9x10-bit, Flash 48KB, EEPROM 4K x 8, RAM 2K x 8

Lifecycle

Status: Active and in ongoing production based on the current RL78/L13 family status; not nearing discontinuation

Equivalents and alternatives: Pin-compatible options often exist within the RL78/L13 family with different Flash/RAM sizes, temperature grades, and option codes. Exact drop-in replacements depend on the full part code (package, features, and LCD configuration).

Action: For a guaranteed pin-to-pin cross list and the best-fit alternatives (including other RL78/L13 and RL78 family members), please contact Y-IC sales via our website. We will provide a detailed, vetted compatibility list tailored to your board and requirements.

Key Application Areas

Home appliance control panels and LCD-based HMIs

Industrial sensors, meters, and data loggers

Automotive body electronics and LIN nodes (non-safety critical)

Building automation, smart locks, thermostats, and HVAC controls

Battery-powered devices needing low power and wide voltage

Portable medical and laboratory instruments

Datasheet

Y-IC provides the most authoritative datasheet for this product on our page. Download the datasheet here to get complete electrical specs, pinout, timing, and thermal data.

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