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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersC8051F321-GM
C8051F321-GM Image
Image may be representation.
See specifications for product details.

C8051F321-GM - Silicon Labs

Manufacturer Part Number
C8051F321-GM
Manufacturer
Energy Micro (Silicon Labs)
Allelco Part Number
32D-C8051F321-GM
ECAD Model
Parts Description
IC MCU 8BIT 16KB FLASH 28MLP
Detailed Description
Package
28-VFQFN Exposed Pad
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
RoHS Compliant
In stock: 4687

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Quantity

Specifications

C8051F321-GM Tech Specifications
Silicon Labs - C8051F321-GM technical specifications, attributes, parameters and parts with similar specifications to Silicon Labs - C8051F321-GM

Product Attribute Attribute Value  
Manufacturer Energy Micro (Silicon Labs)  
Voltage - Supply (Vcc/Vdd) 2.7V ~ 3.6V  
Supplier Device Package 28-MLP (5x5)  
Speed 25MHz  
Series C8051F32x  
RAM Size 2.25K x 8  
Program Memory Type FLASH  
Program Memory Size 16KB (16K x 8)  
Peripherals Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT  
Package / Case 28-VFQFN Exposed Pad  
Package Tube  
Product Attribute Attribute Value  
Oscillator Type Internal  
Operating Temperature -40°C ~ 85°C (TA)  
Number of I/O 21  
Mounting Type Surface Mount  
EEPROM Size -  
Data Converters A/D 13x10b  
Core Size 8-Bit  
Core Processor 8051  
Connectivity SMBus (2-Wire/I²C), SPI, UART/USART, USB  
Base Product Number C8051F321  

Parts Introduction

Manufacturer Part Number

C8051F321-GM

Manufacturer

Silicon Labs

Introduction

The C8051F321-GM is a high-performance 8-bit microcontroller featuring a wide range of connectivity options and robust on-chip peripherals. It is intended for embedded control applications.

Product Features and Performance

Core Processor: 8051, 8-Bit

Speed: 25MHz

Connectivity Options: SMBus (2-Wire/I2C), SPI, UART/USART, USB

Integrated Peripherals: Brown-out Detect/Reset, Power-On Reset, PWM, Temperature Sensor, Watchdog Timer

Program Memory Size: 16KB (16K x 8) FLASH

RAM Size: 2.25K x 8

Data Converters: A/D 13x10b

Internal Oscillator

Operating Temperature Range: -40°C to 85°C

Product Advantages

Offers a variety of communication interfaces for extensive peripheral connectivity.

Embedded temperature sensor and watchdog timer enhance reliability and system safety.

FLASH memory for efficient program storage.

Key Technical Parameters

Number of I/O: 21

Voltage Supply: 2.7V to 3.6V

Mounting Type: Surface Mount

Package: 28-VFQFN Exposed Pad, 28-MLP (5x5)

Quality and Safety Features

Brown-out Detect/Reset and Power-On Reset for improved operational stability.

Temperature sensor facilitates system monitoring.

Compatibility

Ideal for development within the C8051F32x series ecosystem.

Application Areas

Industrial automation

Consumer electronics

Embedded systems

Product Lifecycle

Status: Not For New Designs

Note: Check for available replacements or upgrades due to the status.

Several Key Reasons to Choose This Product

High-speed 25MHz operation for efficient processing.

Comprehensive connectivity options including USB, SPI, and SMBus.

Robust safety features with integrated sensors and reset capabilities.

Flash memory provides ample space and flexibility for complex applications.

Wide operating temperature suitable for challenging environmental conditions.

Parts with Similar Specifications

The three parts on the right have similar specifications to Silicon Labs C8051F321-GM

Product Attribute C8051F321-GM C8051F326-GM C8051F315-GM C8051F320
Part Number C8051F321-GM C8051F326-GM C8051F315-GM C8051F320
Manufacturer Silicon Labs Silicon Labs Energy Micro (Silicon Labs) Silicon Labs
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Connectivity SMBus (2-Wire/I²C), SPI, UART/USART, USB UART/USART, USB SMBus (2-Wire/I²C), SPI, UART/USART SMBus (2-Wire/I²C), SPI, UART/USART, USB
Core Processor 8051 8051 8051 8051
Series C8051F32x C8051F32x C8051F31x C8051F32x
Package Tube Tube - Tray
Oscillator Type Internal Internal Internal Internal
Package / Case 28-VFQFN Exposed Pad 28-VFQFN Exposed Pad 28-VFQFN Exposed Pad 32-LQFP
EEPROM Size - - - -
Base Product Number C8051F321 C8051F326 - C8051F320
Number of I/O 21 15 25 25
Peripherals Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT POR POR, PWM, WDT Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
RAM Size 2.25K x 8 1.5K x 8 1.25K x 8 2.25K x 8
Supplier Device Package 28-MLP (5x5) 28-QFN (5x5) 28-QFN (5x5) 32-LQFP (7x7)
Speed 25MHz 25MHz 25MHz 25MHz
Core Size 8-Bit 8-Bit 8-Bit 8-Bit
Voltage - Supply (Vcc/Vdd) 2.7V ~ 3.6V 2.7V ~ 3.6V 2.7 V ~ 3.6 V 2.7V ~ 3.6V
Data Converters A/D 13x10b - - A/D 17x10b
Mounting Type Surface Mount Surface Mount - Surface Mount
Program Memory Size 16KB (16K x 8) 16KB (16K x 8) 8KB (8K x 8) 16KB (16K x 8)
Program Memory Type FLASH FLASH FLASH FLASH

C8051F321-GM Datasheet PDF

Download C8051F321-GM pdf datasheets and Silicon Labs documentation for C8051F321-GM - Silicon Labs.

Datasheets
Cylindrical Battery Holders.pdf
PCN Packaging
2.73KHz.pdf
PCN Assembly/Origin
Site Change 18/Jan/2022.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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C8051F321-GM Image

C8051F321-GM

Silicon Labs
32D-C8051F321-GM

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