Overview

Renesas’ the RL78/L1x Series of MCUs integrate on-chip A/D and D/A converter functions necessary for measurement and an LCD drive circuit for display. They also have large capacity on-chip flash memory and consume little power, making them an ideal fit for this application.

Scales, Body Composition Analyzer

System Block Diagram

System Block Diagram

Recommended Products
Block Semiconductor Device Recommended Products Features, etc.
Main controller MCU RL78/L1x Series 24MHz operation, 16-bit MCU, low power consumption, on-chip LCD controller/driver
Sensor Analog front end Smart Analog IC101 16-bit delta-sigma A/D converter + Built-in PGIA
Smart Analog IC300 Low voltage configurable amplifier
Configurable amplifier: 3 channels
Operating voltage: 2.2 to 3.6 V (low-voltage product)
Smart Analog IC500 Configurable amplifier
Configurable amplifier: 3 channels
Operating voltage: 3.0 to 5.5 V
General use Op-amp μPC842, μPC844 High slew rate