C8051F340-GQ The C8051F340-GQ is an 8-bit 8051 microcontroller with 64KB Flash memory and 4.25KB RAM. It operates at up to 48MHz and includes a USB 2.0 function controller.
Mfr Part #:

C8051F340-GQ

Available from 4 distributors
Mfr Name: Silicon Labs
Silicon Labs
The C8051F340-GQ is an 8-bit 8051 microcontroller with 64KB Flash memory and 4.25KB RAM. It operates at up to 48MHz and includes a USB 2.0 function controller.
✓ Total Stock: 2,610 pcs

C8051F340-GQ Available from 4 distributors

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✓ Non-Authorised

C8051F340-GQ Specifications Quick View

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C8051F340-GQ Description

Short technical summary and product information.

The C8051F340-GQ is an 8-bit microcontroller from Silicon Labs based on the high-speed 8051 core. It features 64KB of Flash program memory and 4.25KB of RAM, with a maximum clock speed of 48MHz. The device integrates a USB 2.0 function controller supporting full-speed (12 Mbps) and low-speed (1.5 Mbps) operation, with on-chip clock recovery eliminating the need for an external crystal.

 

On-chip analog peripherals include a 10-bit ADC with 20 channels and 200 ksps sampling rate, two comparators, an internal voltage reference, and a temperature sensor. Digital peripherals include 40 general-purpose I/O pins, SPI, SMBus (I2C), UART/USART serial interfaces, and an external memory interface (EMIF). Additional features include brown-out detection, power-on reset, PWM, and a watchdog timer.

 

The device is supplied in a 48-pin TQFP package (7x7 mm) for surface-mount assembly. It operates from a 2.7V to 3.6V supply and over a -40°C to +85°C temperature range.

C8051F340-GQ Quick Information

Product Type: Microcontroller
Series: C8051F340
Canonical Name: C8051F340-GQ 8-bit USB Flash Microcontroller
Subcategory: USB MCU

C8051F340-GQ Compliance

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

C8051F340-GQ Features

  • 8-bit 8051 core with 48MHz maximum speed.
  • 64KB Flash and 4.25KB on-chip RAM.
  • Integrated USB 2.0 full-speed function controller.
  • 10-bit ADC with 20 channels and 200 ksps.
  • 40 general-purpose I/O pins with 5V tolerance.

C8051F340-GQ Applications

  • USB peripheral and embedded control applications.
  • Industrial control and automation systems.
  • Sensor interfacing and data acquisition.
  • Portable and battery-powered devices.
  • Human-machine interface (HMI) designs.

C8051F340-GQ FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the C8051F340-GQ?

The operating voltage range is 2.7V to 3.6V.

What package does the C8051F340-GQ come in?

The device is available in a 48-TQFP (7x7 mm) surface-mount package.

What is the operating temperature range of the C8051F340-GQ?

The operating temperature range is -40°C to +85°C.

Is the C8051F340-GQ RoHS compliant?

The part is listed as RoHS3 Compliant, but this status is unverified and should be confirmed with the manufacturer.

What is the maximum clock speed of the C8051F340-GQ?

The maximum clock speed is 48 MHz.

How much Flash memory does the C8051F340-GQ have?

It has 64KB of Flash program memory.

Does the C8051F340-GQ have a USB interface?

Yes, it includes a USB 2.0 function controller supporting full-speed (12 Mbps) and low-speed (1.5 Mbps) operation.

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