C8051F321

8-Bit Microcontroller with FLASH Memory
4,426 Effective Inventory

C8051F321

Effective Inventory4,426

8-Bit Microcontroller with FLASH Memory

  • Manufacturer Part # : C8051F321

  • Package/Case: MLP-28

  • Brand: SILICON LABS

  • Product Categories : Microcontrollers

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Certification

We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.

Shipping & Payment

Shipping & Payment

About Shipping

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Service & Packaging

Service & Packaging

About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

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C8051F321 DataSheet
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Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

Rapid Quote

Please submit RFQ for C8051F321 or email to us: Email: [email protected], we will contact you in 12 hours.

Details

The C8051F321 microcontroller, manufactured by Silicon Labs, is tailored for industrial environments. Its high-speed pipelined 8051 core, operating at up to 25 MHz, makes it well-suited for demanding applications. With 8 KB of on-chip Flash memory and 256 bytes of RAM, the microcontroller offers ample space for program and data storage. Additionally, it is equipped with a versatile set of peripherals such as multiple timers/counters, UART, SPI interfaces, and an 8-channel 10-bit ADC, enabling comprehensive functionality

C8051F321

Key Features

  • 8-bit microcontroller
  • 8051 core with 25 MHz maximum frequency
  • 8 kB of flash memory and 256 bytes of RAM
  • Low-power operation with less than 10 mA at 25 MHz
  • Integrated analog peripherals including ADC and DAC
  • UART, SPI, and I2C communication interfaces

Application

  • Industrial automation
  • Smart grid
  • Smart cities
  • Wireless sensor networks
  • Automotive systems
  • Home automation
  • Healthcare devices
  • Consumer electronics
  • Security systems
  • Internet of Things (IoT) applications

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Rohs Code No Part Life Cycle Code Active
Part Package Code DFN Pin Count ! 28
Reach Compliance Code HTS Code ! 8542.31.00.01
Has ADC YES Address Bus Width !
Bit Size 8 CPU Family 8051
Clock Frequency-Max 12.18 MHz DAC Channels NO
DMA Channels NO External Data Bus Width
JESD-30 Code S-XQCC-N28 Length 5 mm
Moisture Sensitivity Level 3 Number of I/O Lines 21
Number of Terminals 28 Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C PWM Channels YES
Package Body Material UNSPECIFIED Package Code HVQCCN
Package Equivalence Code LCC28,.2SQ,20 Package Shape SQUARE
Package Style CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE Peak Reflow Temperature (Cel) 260
Power Supplies ! 3.3 V Qualification Status ! Not Qualified
RAM (bytes) 2304 ROM (words) 16384
ROM Programmability FLASH Seated Height-Max 1 mm
Speed 25 MHz Supply Voltage-Max 3.6 V
Supply Voltage-Min 2.7 V Supply Voltage-Nom 3 V
Surface Mount ! YES Technology CMOS
Temperature Grade ! INDUSTRIAL Terminal Form ! NO LEAD
Terminal Pitch ! 0.5 mm Terminal Position QUAD
Width 5 mm uPs/uCs/Peripheral ICs Type MICROCONTROLLER

Specification Comparison

C8051F321 vs C8051F347 vs C8051F314 C8051F342 vs C8051F321 vs C8051F347

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification C8051F321 PDF Download

FAQs

What is C8051F321?

The C8051F321 is a low-power, small-footprint microcontroller designed by Silicon Labs. It is ideal for applications requiring embedded control, low power consumption, and compact design, such as IoT devices, portable consumer electronics, and sensor nodes.

How Does C8051F321 Work?

The C8051F321 works as a microcontroller with integrated peripherals including analog and digital I/O, UART, SPI, and timers. It operates with a low-power pipelined 8051 core, providing efficient computation and control. The microcontroller offers a range of features suitable for various embedded applications, including sensor interfacing, data processing, and communication protocols.

How Many Pins does C8051F321 have and What are the Functions of the Pinout Configuration?

The C8051F321 is housed in a 20-pin QFN (Quad Flat No-leads) package. The pinout configuration includes:

  • VDD, VSS: Power supply and ground pins.
  • P0.0 to P0.7: General-purpose I/O pins.
  • P1.0 to P1.7: General-purpose I/O pins.
  • ADC0, ADC1: Analog-to-digital converter input pins.
  • SCK, MISO, MOSI: Serial communication interface pins.
  • RST, /INT0, /INT1: Reset and interrupt pins.

What are the Pros and Cons of C8051F321?

Pros:

  • Low Power Consumption: Operates with low power, suitable for battery-powered devices.
  • Integrated Peripherals: Includes analog and digital I/O, ADC, SPI, and UART for versatile connectivity.
  • Compact Size: The 20-pin QFN package offers a small footprint for space-constrained designs.
  • Embedded Flash Memory: Features embedded non-volatile memory for program storage.

Cons:

  • Limited Processing Power: The 8051 core may have limitations for processing-intensive tasks.
  • Limited I/O Pins: The 20-pin package may not provide enough I/O for more complex applications.
  • Limited Memory: May have limitations in terms of program and data memory compared to higher-end microcontrollers.

Are There Any Equivalents/Alternatives to C8051F321 for Recommendation?

  • The EFM8UB1 from Silicon Labs is a similar low-power microcontroller with additional features.
  • Alternatives to the C8051F321 include the PIC16F18345 from Microchip Technology and the STM32F030F4P6 from STMicroelectronics.

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