Renesas Electronics America Inc R5F101LJAFA#V0

Mfr. Part

R5F101LJAFA#V0

Manufacturer

Renesas Electronics Corporation

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Detailed Description

16-bit RL78/G13 microcontroller with 256 KB Flash and 20 KB RAM in a 64-LQFP 12x12 mm package. Runs up to 32 MHz. Wide operating voltage from 1.6 V to 5.5 V. Integrated peripherals include DMA, LVD, POR, PWM, WDT, ADC, and multiple serial interfaces. RoHS3 compliant. Surface-mount ready. Base product number R5F101

Key Features

RL78 core 16-bit CPU up to 32 MHz for efficient, low-power processing

256 KB Flash program memory and 20 KB RAM for mid-range applications

48 programmable I/O pins for flexible board design

Wide supply range 1.6 V to 5.5 V for battery or regulated systems

On-chip ADC 12 channels selectable 8-bit or 10-bit resolution

Peripherals DMA LVD brown-out POR reset PWM timers watchdog WDT

Connectivity CSI SPI-like I2C LINbus UART USART

Internal oscillator for simple clock design

Operating temperature -40 to +85 °C TA industrial grade

Series RL78 G13 with broad ecosystem and toolchain support

RoHS3 compliant and lead-free manufacturing

Key Advantages

Ultra-low power RL78 architecture helps extend battery life

Wide voltage range and robust reset and LVD improve system reliability

Rich peripheral set reduces external components and BOM cost

Scalable family simplifies design reuse and future upgrades

Mature ecosystem and extensive documentation speed development

Internal oscillator and integrated timers simplify hardware design

Multiple serial interfaces support easy system integration

Packaging

Shipment type Tray for secure handling and pick-and-place

IC package 64-LQFP plastic molded epoxy body 12 x 12 mm nominal size

Lead count and style 64 gull-wing leads typical pitch 0.5 mm

Mounting Surface Mount suitable for standard SMT processes

Pin resources 48 I/O pins within the 64-pin configuration

Lead finish RoHS3 compliant matte tin lead-free

Thermal use good PCB copper area and ground planes for heat spreading rated for -40 to +85 °C ambient

Electrical characteristics core voltage operation 1.6 V to 5.5 V internal oscillator available ADC 12 inputs 8/10-bit selection

Lifecycle

Status active and in broad production within the RL78 G13 family

Not nearing discontinuation based on current market availability

Exact drop-in equivalents depend on package and suffix options for pinout and features

If you need confirmed cross references or direct alternatives please contact our sales team via our website for a tailored list and compatibility guidance

Key Application Areas

Home appliances and consumer electronics control

Industrial control panels instrumentation and sensor hubs

IoT edge devices battery-powered data loggers and smart meters

Motor control and drive using PWM timers

Communication gateways and protocol converters via UART I2C LIN

Lighting controllers HVAC and building automation

Safety monitoring watchdog and brown-out protected systems

Datasheet

Our website hosts the most authoritative datasheet for this product model

Download the datasheet on this page to get full specifications pinouts and design guidelines

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