• Sign In / Register
  • Language
    • English
    • Deutsch
    • Française
    • Español
    • Português
    • Italia
    • Русский
    • 日本語
    • 한국어
    • 简体中文
    • 繁體中文
C8051F340-GQ Image

Images are for reference only.

See Product Specifications for product details.


8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU

C8051F340-GQ PDF
Product Category:
IC Chips
2000 PCS

Submit a Request For Quotation on quantities greater than those displayed. Add To Bom

Warm Tips: Please fill out the below form and we will contact you as soon as possible.

Product Parameter

Lead Free Status / RoHS Status
Lead free / RoHS Compliant
New & Original - Factory Package
Order Limit
No Limit for C8051F340-GQ
Delivery Services
Payment Terms
Wire Transfer or Paypal or Western Union or MoneyGram or Credit Card

C8051F340-GQ Product Details


Analog Peripherals

- 10-Bit ADC (C8051F340/1/2/3/4/5/6/7/A/B only) 

• Up to 200 ksps 

• Built-in analog multiplexer with single-ended and differential mode 

• VREF from external pin, internal reference, or VDD 

• Built-in temperature sensor 

• External conversion start input option

- Two comparators 

- Internal voltage reference (C8051F340/1/2/3/4/5/6/7/A/B only) 

- Brown-out detector and POR Circuitry

USB Function Controller

- USB specification 2.0 compliant 

- Full speed (12 Mbps) or low speed (1.5 Mbps) operation 

- Integrated clock recovery; no external crystal required for full speed or low speed 

- Supports eight flexible endpoints 

- 1 kB USB buffer memory 

- Integrated transceiver; no external resistors required

On-Chip Debug 

- On-chip debug circuitry facilitates full speed, non-intrusive in-system debug (No emulator required) 

- Provides breakpoints, single stepping, inspect/modify memory and registers 

- Superior performance to emulation systems using ICE-chips, target pods, and sockets

Voltage Supply Input: 2.7 to 5.25 V 

- Voltages from 3.6 to 5.25 V supported using On-Chip Voltage Regulator

HIgh Speed 8051 µC Core 

- Pipelined instruction architecture; executes 70% of Instructions in 1 or 2 system clocks 

- 48 MIPS and 25 MIPS versions available. 

- Expanded interrupt handler


- 4352 or 2304 Bytes RAM 

- 64 or 32 kB Flash; In-system programmable in 512-byte sectors 

Digital Peripherals

- 40/25 Port I/O; All 5 V tolerant with high sink current 

- Hardware enhanced SPI™, SMBus™, and one or two enhanced UART serial ports 

- Four general purpose 16-bit counter/timers 

- 16-bit programmable counter array (PCA) with five capture/compare modules 

- External Memory Interface (EMIF)

Clock Sources 

- Internal Oscillator: ±0.25% accuracy with clock recovery enabled. Supports all USB and UART modes 

- External Oscillator: Crystal, RC, C, or clock (1 or 2 Pin modes) 

- Low Frequency (80 kHz) Internal Oscillator 

- Can switch between clock sources on-the-fly


- 48-pin TQFP (C8051F340/1/4/5/8/C) 

- 32-pin LQFP (C8051F342/3/6/7/9/A/B/D) 

- 5x5 mm 32-pin QFN (C8051F342/3/6/7/9/A/B) 

Temperature Range: –40 to +85 °C


Request a quote C8051F340-GQ at censtry.com. All items are new and original with 180 days warranty! The excellent quality and guaranteed services of C8051F340-GQ In Stock for Sale, Check stock quantity and pricing, view product specifications, and order online.
The price and lead time for C8051F340-GQ depending on the quantity required, Please send your request to us, Our sales team will provide you price and delivery within 24 hours, We sincerely look forward to cooperating with you.

C8051F340-GQ Associated Products

C78N05 Image C78N05
C177G Image C177G
C-BR25-AK53 Image C-BR25-AK53
BZX100A,115 Image BZX100A,115
CNC Tech
1777 PCS
4500 PCS
2607 PCS
5000 PCS
C78N05 PDF
BZX100A,115 PDF

Customer Feedback

  • ****nk Ce***** 2021-05-17

    Quick and Easy

  • **ana Ji*** 2021-05-17

    Good company to work with.very proactive and excellent customer service. strongly recommended

  • **ASICepa*** 2021-05-17

    Good Company. We have bought from and sold to this company for many years. Thank you for the continued business.

  • ****nector P***** 2021-05-17

    Good China Company

  • ****sabeth Ha***** 2021-05-17

    good reputation

  • **yal G*** 2021-05-16

    Great Company thank you

  • ****cio Correia da ***** 2021-05-15

    Great company to deal with! They do what they promise!Always a pleasure to deal with Rosette.

  • **reg Bl*** 2021-05-12

    Great Company, Great Service

  • ****g Fothe***** 2021-05-07

    Great supplier, thank you Eyal

Select Your Location