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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersC8051T321-GMR
C8051T321-GMR Image
Image may be representation.
See specifications for product details.

C8051T321-GMR - Silicon Labs

Manufacturer Part Number
C8051T321-GMR
Manufacturer
Energy Micro (Silicon Labs)
Allelco Part Number
32D-C8051T321-GMR
ECAD Model
Parts Description
IC MCU 8BIT 16KB OTP 28QFN
Detailed Description
Package
28-VFQFN Exposed Pad
Data sheet
Cylindrical Battery Holders.pdf
In stock: 19057

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Quantity

Specifications

C8051T321-GMR Tech Specifications
Silicon Labs - C8051T321-GMR technical specifications, attributes, parameters and parts with similar specifications to Silicon Labs - C8051T321-GMR

Product Attribute Attribute Value  
Manufacturer Energy Micro (Silicon Labs)  
Voltage - Supply (Vcc/Vdd) 1.8V ~ 5.25V  
Supplier Device Package 28-QFN (5x5)  
Speed 48 MIPS  
Series C8051T32x  
RAM Size 1.25K x 8  
Program Memory Type OTP  
Program Memory Size 16KB (16K x 8)  
Peripherals POR, PWM, Temp Sensor, WDT  
Package / Case 28-VFQFN Exposed Pad  
Package Tape & Reel (TR)  
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 21x10b  
Core Size 8-Bit  
Core Processor 8051  
Connectivity I²C, SPI, UART/USART, USB  
Base Product Number C8051T321  

Parts Introduction

Manufacturer Part Number

C8051T321-GMR

Manufacturer

Energy Micro (Silicon Labs)

Introduction

High-performance, low-power 8-bit microcontroller with integrated USB transceiver

Product Features and Performance

48 MIPS performance

16KB Flash program memory

25KB RAM

21 general-purpose I/O pins

Integrated USB 2.0 full-speed transceiver

21x10-bit ADCs

Internal oscillator

Peripheral set includes POR, PWM, temperature sensor, and watchdog timer

Product Advantages

Excellent performance-to-power ratio

Seamless USB integration

Rich peripheral set

Wide operating voltage range of 1.8V to 5.25V

Key Technical Parameters

8-bit 8051-compatible core

Operating temperature range: -40°C to 85°C

Package: 28-VFQFN Exposed Pad

Quality and Safety Features

Robust ESD protection

Stringent quality control and reliability testing

Compatibility

Compatible with existing 8051-based designs

Supports USB 2.0 full-speed standard

Application Areas

Embedded systems

Industrial automation

Portable devices

Human interface devices

Product Lifecycle

Currently in production

Replacement or upgrades may be available in the future

Key Reasons to Choose This Product

High-performance 8-bit microcontroller with efficient power consumption

Integrated USB transceiver for easy USB connectivity

Comprehensive peripheral set for diverse application needs

Wide operating voltage range for design flexibility

Robust quality and safety features for reliable operation

Parts with Similar Specifications

The three parts on the right have similar specifications to Silicon Labs C8051T321-GMR

Product Attribute C8051T321-GMR C8051F990-C-GM C8051F990-C-GMR C8051F996-C-GMR
Part Number C8051T321-GMR C8051F990-C-GM C8051F990-C-GMR C8051F996-C-GMR
Manufacturer Silicon Labs Silicon Labs Silicon Labs Silicon Labs
RAM Size 1.25K x 8 512 x 8 512 x 8 512 x 8
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Core Processor 8051 CIP-51 8051 CIP-51 8051 CIP-51 8051
Oscillator Type Internal Internal Internal Internal
Voltage - Supply (Vcc/Vdd) 1.8V ~ 5.25V 1.8V ~ 3.6V 1.8V ~ 3.6V 1.8V ~ 3.6V
Program Memory Type OTP FLASH FLASH FLASH
Package Tape & Reel (TR) Tube Tape & Reel (TR) Tape & Reel (TR)
Series C8051T32x C8051F9xx C8051F9xx C8051F9xx
Connectivity I²C, SPI, UART/USART, USB SMBus (2-Wire/I²C), SPI, UART/USART SMBus (2-Wire/I²C), SPI, UART/USART SMBus (2-Wire/I²C), SPI, UART/USART
EEPROM Size - - - -
Program Memory Size 16KB (16K x 8) 8KB (8K x 8) 8KB (8K x 8) 8KB (8K x 8)
Peripherals POR, PWM, Temp Sensor, WDT Brown-out Detect/Reset, Cap Sense, POR, PWM, Temp Sensor, WDT Brown-out Detect/Reset, Cap Sense, POR, PWM, Temp Sensor, WDT Brown-out Detect/Reset, Cap Sense, POR, PWM, Temp Sensor, WDT
Supplier Device Package 28-QFN (5x5) 20-QFN (3x3) 20-QFN (3x3) 24-QFN (4x4)
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Data Converters A/D 21x10b A/D 9x12b A/D 9x12b A/D 10x12b
Number of I/O 21 16 16 17
Base Product Number C8051T321 C8051F990 C8051F990 C8051F996
Core Size 8-Bit 8-Bit 8-Bit 8-Bit
Speed 48 MIPS 25MHz 25MHz 25MHz
Package / Case 28-VFQFN Exposed Pad 20-UFQFN Exposed Pad 20-UFQFN Exposed Pad 24-WFQFN Exposed Pad

C8051T321-GMR Datasheet PDF

Download C8051T321-GMR pdf datasheets and Silicon Labs documentation for C8051T321-GMR - Silicon Labs.

Datasheets
Cylindrical Battery Holders.pdf
PCN Obsolescence/ EOL
Cylindrical Battery Holders.pdf
Errata
2.73KHz.pdf
PCN Design/Specification
Cylindrical Battery Holders.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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C8051T321-GMR Image

C8051T321-GMR

Silicon Labs
32D-C8051T321-GMR

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