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C8051F344-GQR The C8051F344-GQR is an 8-bit 8051 microcontroller from Silicon Labs with 64KB Flash memory, 4.25KB RAM, and 40 I/O pins. It operates at 25MHz and includes USB 2.0 full-speed connectivity.
Mfr Part #:

C8051F344-GQR

Available from 1 distributors
Mfr Name: Silicon Labs
Silicon Labs
The C8051F344-GQR is an 8-bit 8051 microcontroller from Silicon Labs with 64KB Flash memory, 4.25KB RAM, and 40 I/O pins. It operates at 25MHz and includes USB 2.0 full-speed connectivity.
✓ Total Stock: 1,797 pcs

C8051F344-GQR Available from 1 distributor

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C8051F344-GQR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
Termination Style
Voltage
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C8051F344-GQR Description

Short technical summary and product information.

The C8051F344-GQR is an 8-bit microcontroller based on the 8051 core, manufactured by Silicon Labs. It features 64KB of Flash program memory and 4.25KB of RAM, operating at a maximum speed of 25MHz. The device includes a 10-bit ADC with up to 200 ksps sample rate and 20 input channels, along with peripherals such as brown-out detect, POR, PWM, temperature sensor, and watchdog timer.

 

Connectivity options include EBI/EMI, SMBus (I²C), SPI, UART/USART, and USB 2.0 full-speed (12 Mbps). The internal oscillator provides ±0.25% accuracy with clock recovery enabled. The supply voltage range is 2.7V to 3.6V (with on-chip regulator supporting up to 5.25V).

 

The microcontroller is housed in a 48-TQFP package (7x7mm) with surface mount mounting. It operates over an industrial temperature range of -40°C to 85°C. The device is RoHS3 compliant and has MSL 1 (unlimited) moisture sensitivity level.

C8051F344-GQR Quick Information

Product Type: Microcontroller
Series: C8051F34x
Canonical Name: C8051F344-GQR 8-bit Microcontroller
Subcategory: 8-bit Microcontroller

C8051F344-GQR Compliance

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

C8051F344-GQR Features

  • 8-bit 8051 core with 25MHz speed.
  • 64KB Flash and 4.25KB RAM memory.
  • USB 2.0 full-speed with integrated clock recovery.
  • 10-bit ADC with 20 channels and 200 ksps.
  • Industrial temperature range -40°C to 85°C.

C8051F344-GQR Applications

  • Embedded control with USB connectivity.
  • Industrial automation and sensor interfaces.
  • Portable and battery-powered devices.
  • Human interface devices and data acquisition.

C8051F344-GQR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the supply voltage range of the C8051F344-GQR?

2.7V to 3.6V (with on-chip regulator supporting up to 5.25V).

What package does the C8051F344-GQR come in?

48-TQFP (7x7mm) surface mount package.

What is the operating temperature range?

-40°C to 85°C.

Is the C8051F344-GQR RoHS compliant?

Yes, RoHS3 compliant (unverified).

What core processor does the C8051F344-GQR use?

8051 8-bit core.

What is the maximum speed of the C8051F344-GQR?

25 MHz.

Does the C8051F344-GQR have USB connectivity?

Yes, USB 2.0 full-speed (12 Mbps).

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