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Adaptor ESKT44QFPA

US$ 59.32
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This adaptor is used to program Holtek 8-bit MCU with the following 2 package types: 44-pin QFP, 44-pin LQFP FP (footprint) 3.2mm. It must be used together with the Holtek e-WriterPro programmer. Note that 44-pin LQFP package has two kinds of footprints: 2.0mm and 3.2mm. Please make sure the footprint before purchasing adaptor.

44-pin LQFP typeAdaptor
Footprint (FP) = 2.0mm Adaptor ESKT44LQFPC
Footprint (FP) = 3.2mm Adaptor ESKT44QFPA

To use this adaptor, insert it into the slot on the e-WriterPro. When placing IC into this adaptor, keep the IC pin1 to align with pin1 of this adaptor (marked on the PCB).

The adapter is a consumable. The suggested programming times is 10,000 times. When the adaptor has programmed over 10,000 times, the e-WriterPro will display a warning message. It is recommended to replace a new adaptor to ensure successful programming.

The ICP pins (e-CON12A) of the adaptor are not used. The e-WriterPro is capable of performing ICP individually. Please refer to e-WriterPro user’s guide (Holtek e-Writer Series Writer User's Guide) for details.

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  • Details


  1. Packing List: Adaptor ESKT44QFPA x 1
  2. Dimensions: 76 x 70 x 25 (mm)
  3. Weight: 46.3 g


  1. Please link to Holtek website for more information.
  2. Package Information (packaging diagrams and parameters).
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