R5F21238KFP#U1 The Renesas R5F21238KFP#U1 is a 16-bit microcontroller featuring 64KB of FLASH program memory and 3KB of RAM. It operates at speeds up to 16MHz and is housed in a 48-LQFP package.
Mfr Part #:

R5F21238KFP#U1

Available from 1 distributors
Mfr Name: Renesas
Renesas
The Renesas R5F21238KFP#U1 is a 16-bit microcontroller featuring 64KB of FLASH program memory and 3KB of RAM. It operates at speeds up to 16MHz and is housed in a 48-LQFP package.
✓ Total Stock: 7,861 pcs
$ Price Range: $6.40

R5F21238KFP#U1 Available from 1 distributor

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✓ Non-Authorised
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R5F21238KFP#U1 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
EEPROM Size
Lead Spacing
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
Tape & Reel
Voltage

R5F21238KFP#U1 Description

Short technical summary and product information.

This Renesas R5F21238KFP#U1 is a 16-bit microcontroller from the R8C/2x/23 series. It offers 64KB of FLASH program memory and 3KB of RAM, with an operating speed of 16MHz. The device supports a supply voltage range of 2.7V to 5.5V and includes peripherals such as POR, Voltage Detect, and WDT.

 

Connectivity options include CANbus, I2C, LINbus, SIO, SSU, and UART/USART. It features a 12-bit A/D data converter. The microcontroller is designed for surface mount applications and comes in a 48-LQFP package. The operating temperature range is -40°C to 125°C (TA).

 

Key electrical characteristics include 41 I/O pins and an internal oscillator. The product status is listed as 'Not For New Designs', indicating it may be nearing end-of-life or superseded by newer components. It is RoHS3 compliant.

R5F21238KFP#U1 Quick Information

Product Type: Microcontroller
Series: R8C/2x/23
Canonical Name: Renesas R8C/2x/23 Microcontroller IC 16-Bit 16MHz 64KB FLASH 48-LQFP
Subcategory: Embedded

R5F21238KFP#U1 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

R5F21238KFP#U1 Estimated Pricing

Qty Low High
1+ $6.40 $6.40

Estimated market price range - modelled values for guidance only, not live distributor offers.

R5F21238KFP#U1 Features

  • 16-bit R8C core processor.
  • 64KB FLASH program memory.
  • 3KB RAM size.
  • 16MHz operating speed.
  • 48-LQFP surface mount package.

R5F21238KFP#U1 Applications

  • Suitable for embedded control systems.
  • Ideal for applications requiring CANbus.
  • Use in systems needing I2C communication.
  • Supports UART/USART interfaces.

R5F21238KFP#U1 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the program memory size of the R5F21238KFP#U1?

The program memory size is 64KB (64K x 8).

What is the RAM size for this microcontroller?

The RAM size is 3K x 8.

What is the operating voltage range?

The operating voltage is 2.7V to 5.5V.

What is the operating temperature range?

The operating temperature is -40°C to 125°C (TA).

What package type is the R5F21238KFP#U1 supplied in?

It is supplied in a 48-LQFP package.

Is the R5F21238KFP#U1 RoHS compliant?

Yes, it is ROHS3 Compliant.

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