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AT32F421K8U7 The AT32F421K8U7 is a 32-bit microcontroller from ARTERY based on the ARM Cortex-M4 core. It operates at speeds up to 120MHz and comes in a 32-QFN package.
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AT32F421K8U7

Available from 1 distributors
Mfr Name: AT
AT
The AT32F421K8U7 is a 32-bit microcontroller from ARTERY based on the ARM Cortex-M4 core. It operates at speeds up to 120MHz and comes in a 32-QFN package.
✓ Total Stock: 9,800 pcs
$ Price Range: $6.63

AT32F421K8U7 Available from 1 distributor

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✓ Non-Authorised
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PROSOFT ELECTRONICS ✓
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9,800 pcs
On Request
9800 pcs On Request 1 On Request On Request On Request On Request On Request
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AT32F421K8U7 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
Frequency
Mounting Type
Number of I/O
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Voltage
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AT32F421K8U7 Description

Short technical summary and product information.

The AT32F421K8U7 is a high-performance 32-bit microcontroller from ARTERY, featuring the ARM Cortex-M4 core. It is designed for demanding applications, operating at a maximum frequency of 120MHz.

 

This microcontroller offers 64KB of FLASH program memory and 16KB of RAM, providing ample space for code and data. It supports a wide supply voltage range of 2.4V to 3.6V and features 27 I/O pins for flexible interfacing. Peripherals include DMA, I2S, IR, LVR, POR, PWM, and WDT, along with standard connectivity options like I2C, SPI, and UART.

 

The AT32F421K8U7 is housed in a compact 32-WFQFN Exposed Pad package, suitable for surface mounting. It operates within a temperature range of -40°C to 105°C (TA), making it suitable for various environmental conditions. The device includes an 11-bit SAR Analog-to-Digital Converter.

 

This microcontroller is RoHS Compliant and REACH Unaffected, with an MSL rating of 3. Its robust feature set makes it a versatile choice for embedded systems requiring significant processing power and peripheral integration.

AT32F421K8U7 Quick Information

Product Type: Microcontroller
Series: Han® 1A
Canonical Name: AT32F421K8U7 Microcontroller
Subcategory: Embedded Microcontroller

AT32F421K8U7 Compliance

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

AT32F421K8U7 Estimated Pricing

Qty Low High
1+ $6.63 $6.63

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

AT32F421K8U7 Features

  • ARM Cortex-M4 32-bit core processor.
  • Operates at a maximum speed of 120MHz.
  • 64KB FLASH program memory and 16KB RAM.
  • Features 27 general-purpose I/O pins.
  • Supplied in a 32-WFQFN exposed pad package.

AT32F421K8U7 Applications

  • Suitable for embedded control applications.
  • Ideal for systems requiring high processing power.
  • Offers versatile peripheral and connectivity options.
  • Designed for surface mount applications.

AT32F421K8U7 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the core processor of the AT32F421K8U7?

The AT32F421K8U7 features an ARM Cortex-M4 core processor.

What is the operating speed of the AT32F421K8U7 microcontroller?

The AT32F421K8U7 operates at a speed of up to 120MHz.

How much FLASH memory does the AT32F421K8U7 have?

The AT32F421K8U7 has 64KB of FLASH program memory.

What is the RAM size for the AT32F421K8U7?

The AT32F421K8U7 has a RAM size of 16KB.

What is the supply voltage range for the AT32F421K8U7?

The AT32F421K8U7 operates with a supply voltage range of 2.4V to 3.6V.

What package type is the AT32F421K8U7 available in?

The AT32F421K8U7 is available in a 32-WFQFN Exposed Pad package.

What is the operating temperature range for the AT32F421K8U7?

The AT32F421K8U7 has an operating temperature range of -40°C to 105°C.

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