R5F21181SP#U0 The Renesas R5F21181SP#U0 is a 16-bit microcontroller featuring 4KB of FLASH program memory and 384 bytes of RAM. It operates at speeds up to 20MHz.
Mfr Part #:

R5F21181SP#U0

Available from 1 distributors
Mfr Name: Renesas
Renesas
The Renesas R5F21181SP#U0 is a 16-bit microcontroller featuring 4KB of FLASH program memory and 384 bytes of RAM. It operates at speeds up to 20MHz.
✓ Total Stock: 2,078 pcs
$ Price Range: $6.40

R5F21181SP#U0 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
2,078 pcs
2078 pcs On Request 1 On Request On Request On Request On Request On Request

R5F21181SP#U0 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core 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
Supplier Package
Voltage

R5F21181SP#U0 Description

Short technical summary and product information.

This Renesas R5F21181SP#U0 is a 16-bit microcontroller designed for embedded applications. It offers 4KB of FLASH program memory and 384 bytes of RAM, with a core processor based on the R8C architecture.

 

The device operates at speeds up to 20MHz and supports a wide voltage range from 2.7V to 5.5V. Peripherals include LED, POR, Voltage Detect, and WDT, along with SIO and UART/USART connectivity. The operating temperature range is -20°C to 85°C (TA).

 

Packaged in a 20-LSSOP (0.173", 4.40mm Width) format, this microcontroller is designed for surface mount applications. It features an internal oscillator and provides 13 I/O pins.

R5F21181SP#U0 Quick Information

Product Type: Microcontroller
Canonical Name: R5F21181SP#U0 Microcontroller
Subcategory: Embedded

R5F21181SP#U0 Compliance

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

R5F21181SP#U0 Estimated Pricing

Qty Low High
1+ $6.40 $6.40

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

R5F21181SP#U0 Features

  • 16-bit R8C core microcontroller
  • 4KB FLASH program memory
  • 384 bytes RAM
  • 2.7V to 5.5V operating voltage
  • 20-LSSOP surface mount package

R5F21181SP#U0 Applications

  • Embedded control in industrial devices
  • Consumer electronics requiring compact microcontrollers
  • Automotive control modules
  • Low power embedded systems

R5F21181SP#U0 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the program memory size of the R5F21181SP#U0?

The program memory size is 4KB (4K x 8).

What is the RAM size for this microcontroller?

The RAM size is 384 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 -20°C to 85°C (TA).

What package type is the R5F21181SP#U0 in?

It is in a 20-LSSOP package.

What is the mounting type?

The mounting type is Surface Mount.

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