Renesas Electronics America Inc R5F101FDDFP#X0

Mfr. Part

R5F101FDDFP#X0

Manufacturer

Renesas Electronics Corporation

Y-IC is a quality distributor of Renesas. We deliver genuine parts, dependable supply, and responsive technical support to help you build with confidence.

Detailed Description

16-bit RL78/G13 microcontroller with 48KB Flash and 3KB RAM in a compact 44-LQFP (10×10 mm) package. Operates up to 32 MHz with an internal oscillator, supports 1.6V to 5.5V supply, and works across -40°C to +85°C (TA). Rich peripherals include DMA, LVD, POR, PWM, WDT; communication via CSI, I2C, LIN, UART/USART; integrated multi-channel 10-bit ADC. RoHS3 compliant, surface-mount, supplied on tape-and-reel. Base product number: R5F101.

Key Features

RL78 16-bit core, up to 32 MHz

48KB program Flash, 3KB RAM

31 GPIO pins in 44-pin LQFP

Peripherals: DMA, LVD, POR, PWM, WDT

Connectivity: CSI, I2C, LIN, UART/USART

Integrated multi-channel 10-bit ADC

Internal oscillator; supports external clock/crystal if needed

Wide supply range: 1.6V to 5.5V

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

RL78/G13 series ecosystem and tooling

RoHS3 compliant

Key Advantages

Low-power, high-efficiency RL78 architecture reduces energy use

Broad voltage range works in both low-voltage and 5V designs

Rich onboard peripherals cut BOM and PCB complexity

Mature ecosystem, tools, and field-proven reliability

Compact 44-pin footprint with ample I/O for mid-size designs

Stable internal clock simplifies design and speeds time-to-market

Industrial temperature rating for harsh environments

Packaging

Type: 44-LQFP, surface-mount, tape-and-reel (TR) for automated pick-and-place

Body size: 10 mm × 10 mm low-profile quad flat package

Lead pitch: typically 0.8 mm (confirm exact pitch in datasheet)

Materials: copper alloy leadframe; epoxy mold compound body

Pin configuration: 44 leads total; 31 GPIO; dedicated power/ground, reset, oscillator, and serial interface pins

Thermal characteristics: ambient operation -40°C to +85°C; heat spread via PCB copper; no exposed thermal pad

Electrical properties: Vcc 1.6V to 5.5V; core up to 32 MHz; internal oscillator; integrated multi-channel 10-bit ADC

Shipment: standard EIA-compliant tape-and-reel; available stock quantity 2592 units

Lifecycle

Status: Active within the RL78/G13 family based on public availability; not indicated as nearing discontinuation

Important: Lifecycle can change. For the latest status and confirmed stock, please contact Y-IC sales

Equivalent or alternative models: Direct drop-in options depend on exact pinout, memory size, temperature grade, and package. For vetted pin-to-pin or close functional alternatives within RL78/G13 or nearby RL78 families (e.g., RL78/G14), please reach out to our sales team via Y-IC.com for a tailored list and guidance

Key Application Areas

Automotive body electronics: LIN nodes, switches, small actuators

Home appliances: motor control, user interfaces, sensors

Industrial control: low-power controllers, sensor hubs, PLC I/O modules

Building automation and HVAC: thermostats, environmental sensors, fan control

Smart metering and utility devices

LED lighting control and dimming drivers

Battery-powered instruments and handheld tools

General-purpose embedded controllers and edge devices

Datasheet

Y-IC provides the latest and most authoritative datasheet for R5F101FDDFP#X0 on our product page. Download it now to get complete electrical, timing, pinout, and design guidelines.

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