Renesas Electronics America Inc R5F10NMEDFB#35

Mfr. Part

R5F10NMEDFB#35

Manufacturer

Renesas Electronics Corporation

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Detailed Description

16-bit RL78/I1C microcontroller with 64 KB Flash, 6 KB RAM, 2 KB EEPROM, running up to 24 MHz. 80-pin LQFP 12 x 12 mm package for surface-mount designs. Rich peripherals include LCD controller, PWM, WDT, LVD, POR. Communications include UART/USART, LINbus, IrDA, CSI. Precision analog: 4-channel 10-bit ADC plus three 24-bit sigma-delta ADCs ideal for metering. Wide supply 1.7–5.5 V. Internal oscillator. Operating temperature -40 to 85°C. RoHS3 compliant. Base product number R5F10.

Key Features

RL78 core, 16-bit, up to 24 MHz

Program memory: 64 KB Flash

RAM: 6 KB

EEPROM: 2 KB

Package: 80-LQFP (12 x 12 mm), surface mount

I/O pins: 44

Peripherals: LCD controller, PWM, watchdog timer, low-voltage detect, power-on reset

Connectivity: UART/USART, LINbus, IrDA, CSI

Analog: 4 x 10-bit ADC, 3 x 24-bit sigma-delta ADCs

Oscillator: internal

Supply voltage: 1.7 to 5.5 V

Operating temperature: -40 to 85°C

RoHS: ROHS3 compliant

Series: RL78/I1C

Key Advantages

Integrated 24-bit sigma-delta ADCs for accurate energy and power metering

Low-power RL78 architecture extends battery life and reduces energy costs

Wide voltage range (1.7–5.5 V) for flexible power designs

Built-in LCD controller simplifies user interface on meters and instruments

Multiple serial interfaces for easy system connectivity (LIN, UART, IrDA, CSI)

Robust safety features (POR, WDT, LVD) for reliable operation

High integration reduces BOM and board space in compact designs

Packaging

Type: LQFP, 80 leads

Body size: 12 x 12 mm nominal

Mounting: surface mount, gull-wing leads

Material: molded epoxy package with copper leadframe; lead-free finish, RoHS3 compliant

Pin configuration: 80 pins with 44 available GPIO; perimeter lead arrangement for straightforward routing

Thermal characteristics: qualified for -40 to 85°C ambient; heat dissipation depends on PCB copper area and airflow—follow Renesas layout and thermal guidelines

Electrical properties (high-level): 1.7–5.5 V supply, 24 MHz max CPU clock, internal oscillator; integrated ADCs and communication blocks as listed

Shipment format: Tray

Lifecycle

Status: Active based on latest available data; not near discontinuation

Equivalents or alternatives: Close alternatives exist within the RL78/I1C family with similar memory and package options; exact pin-compatible cross selections depend on your feature and layout needs

For a precise drop-in or best alternative list, please contact our sales team via the Y-IC website so we can verify pinout, ADC configuration, and LCD segment compatibility for your design

Key Application Areas

Single-phase and multi-phase energy meters and sub-meters

Smart power measurement, load monitoring, and analytics

Industrial instruments with LCD displays

Smart appliances and HVAC controllers

Automotive body electronics using LIN

Data loggers and sensor hubs

Home and building automation devices

Portable and battery-powered products needing low energy consumption

Datasheet

Y-IC hosts the most authoritative datasheet for this product model. We recommend downloading the datasheet directly from this page to get full specifications, pin maps, timing, and design guidelines.

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