Coupons
Assembly Parts LibFor PCBA Only
0Parts Cart
Products
  • In Stock Parts
  • Bom Tool
  • Request a Quote
  • Support
Chat with our live agent for fast reply.
Mon-Fri: 24 hours, Sat: 9am-6pm, GMT+8
Email Us >
Contact us at support@jlcpcb.com
Typically reply within hours.
Help Center >
Get instant answers.
24/7 Available.
Services & Tools
  • Electronic Parts
  • BOM Tool
  • Request a Quote
  • Manufacturers
  • PCB Assembly
Support
  • Contact Us
  • How to Order
  • User Guides
  • Sourcing Tips
  • Payment Methods
Company
  • About Us
  • Quality Assurance
  • How We Work
  • Certifications
  • Security
  • JLCAPI
  • News
  • Cooperation
  • Careers
Electronics
  • EasyEDA
  • JLCPCB
  • JLCDFM
  • LCSC
  • OSHWLAB
Mechanical
  • JLC3DP
  • JLCCNC
  • JLCMC
Download JLCONE Desktop—Get $524 Exclusive Coupons
CONNECT WITH US
Services & Tools
Electronic PartsBOM ToolRequest a QuoteManufacturersPCB Assembly
Support
Contact UsHow to OrderUser GuidesSourcing TipsPayment Methods
Company
About UsQuality AssuranceHow We WorkCertificationsSecurityJLCAPINewsCooperationCareers
Electronics
EasyEDAJLCPCBJLCDFMLCSCOSHWLAB
Mechanical
JLC3DPJLCCNCJLCMC

Download JLCONE Desktop—Get $524 Exclusive Coupons

CONNECT WITH US

© 2026 JLCPCB.COM All Rights Reserved.Privacy PolicyTerms & ConditionsCookies PolicyDo Not Sell or Share My Personal Information
  1. JLCPCB
  2. Parts Library
  3. All Components
  4. Embedded Processors & Controllers
  5. Microcontrollers (MCU/MPU/SOC)
  6. HT66FB550
HT66FB550 - 1
HT66FB550 - 2
HT66FB550 - 3
Extended1/3
* Images are for reference only
HT66FB550
Attributes
Value
Manufacturer
Holtek Semicon
MFR.Part #
HT66FB550
JLCPCB Part #
C250650
Package
LQFP-48(7x7)
Description
12bit 2.2V~5.5V 37 8KB FLASH Others LQFP-48(7x7) Microcontrollers (MCU/MPU/SOC) ROHS
EasyEDA Libraries
ECCN
-
Source
JLCPCB
Assembly Type
SMT Assembly
PCBA Type
Economic and Standard
MSL Level
MSL 3

Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

AttributesValue
CategoryEmbedded Processors & Controllers/Microcontrollers (MCU/MPU/SOC)
ManufacturerHoltek Semicon
PackageLQFP-48(7x7)
Program Memory TypeFLASH
Program Storage Size8KB
Voltage - Supply2.2V~5.5V
CPU CoreOthers
Number of I/O37
ADC (Bit)12bit
Results remaining: 0

  1. JLCPCB
  2. Parts Library
  3. All Components
  4. Embedded Processors & Controllers
  5. Microcontrollers (MCU/MPU/SOC)
  6. HT66FB550
HT66FB550

* Images are for reference only

HT66FB550

Extended
Manufacturer

Holtek Semicon

MFR.Part #
HT66FB550
JLCPCB Part #
C250650
Package
LQFP-48(7x7)
Description
12bit 2.2V~5.5V 37 8KB FLASH Others LQFP-48(7x7) Microcontrollers (MCU/MPU/SOC) ROHS
EasyEDA Libraries
ECCN
-
Source
JLCPCB
Assembly Type
SMT Assembly
PCBA Type
Economic and Standard
MSL Level
MSL 3

Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

HT66FB550

* Images are for reference only

HT66FB550
Extended
Manufacturer

Holtek Semicon

MFR.Part #
HT66FB550
JLCPCB Part #
C250650
Package
LQFP-48(7x7)
Description
12bit 2.2V~5.5V 37 8KB FLASH Others LQFP-48(7x7) Microcontrollers (MCU/MPU/SOC) ROHS
EasyEDA Libraries
ECCN
-
Source
JLCPCB
Assembly Type
SMT Assembly
PCBA Type
Economic and Standard
MSL Level
MSL 3

Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

HT66FB550 Specifications

HT66FB550 technical specifications, attributes, and parameters.

AttributesValue
CategoryEmbedded Processors & Controllers/Microcontrollers (MCU/MPU/SOC)
ManufacturerHoltek Semicon
PackageLQFP-48(7x7)
Program Memory TypeFLASH
Program Storage Size8KB
Voltage - Supply2.2V~5.5V
CPU CoreOthers
Number of I/O37
ADC (Bit)12bit
Results remaining: 0

PCB Assembly Tips

From components to fully assembled PCBs. JLCPCB supports PCB assembly for the HT66FB550. Sign up to receive and start your assembly today →

  • 1

    Step 1 - Pre-order the parts you need from JLCPCB.

  • 2

    Step 2 - Place a PCBA order to have those parts assembled onto your boards.

  • 3

    Step 3 - JLCPCB manufactures and assembles your boards in as fast as 3 days.

JLCPCB Assembly Tutorial
Learn more about JLCPCB Assembly

HT66FB550 Documents

HT66FB550 datasheets or manufacturer documentation.

HT66FB550 Schematic Symbol & PCB Footprint

The HT66FB550 schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.