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Small black square LQFP44 microcontroller chip with gull-wing leads

YINGHUA

YINGHUA PIC18LF4680-IPT LQFP44 semiconductor

SKU CH-4WDQ-QBDGY

An 8-bit PIC microcontroller with 44 pins in an LQFP package, new condition

  • Product typeICs Semicoductors
  • PIC18LF4680 microcontroller with 44-pin LQFP package
  • Low-voltage 18-bit core for efficient embedded control
  • New condition ensures reliable out-of-the-box operation
  • 4680 model designation identifies this specific device variant
  • First listed by manufacturer in June 2026

Embedded Controller for Low-Power Designs

The YINGHUA PIC18LF4680-IPT is an 18-pin microcontroller in a 44-lead LQFP package aimed at engineers building battery-operated or space-constrained embedded systems. Its low-voltage operation suits portable instrumentation and remote sensor nodes.

Package and Pinout Implications

The LQFP44 footprint fixes the board layout and determines which 44 I/O lines are available for peripherals. No sockets, programmers or development software are bundled, so the bill of materials must include a compatible in-circuit debugger and any required compiler licences.

Verify Toolchain and Voltage Rails

Confirm that your compiler supports the PIC18LF4680 core and that the target board supplies the correct low-voltage rail for the device. Ensure the 44-pin land pattern matches your PCB design rules and that the programmer header matches the ICSP pin assignment.

How it compares

Measured against everything we stock in Encoders & Semiconductor Parts, at today’s prices. Recalculated every night.

Price $42.99
Pricier than about 61% of the 1,027 comparable items (median $34.99).

Specifications

Product
Product typeICs Semicoductors

Questions about this item

Does the LQFP44 package require any special handling or periodic re-soldering during its service life?

The LQFP44 package is a surface-mount IC designed for permanent soldering; no routine re-soldering or special handling is needed after correct assembly.

What electrical or thermal limit is reached first when the PIC18LF4680 runs continuously at full speed?

Continuous operation is limited by the device's maximum junction temperature and supply-voltage ratings; exceeding either will trigger erratic behaviour or permanent damage.

How much heat does the 44-pin LQFP generate and does it need a heatsink for all-day operation?

In LQFP44 the PIC18LF4680 dissipates modest power typical of low-voltage 8-bit MCUs; a heatsink is rarely required if the PCB provides adequate copper area for thermal spreading.

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