protel元器件TQFP-44封装。做好的封装，可以直接用于PCB的绘制！-protel components TQFP-44 package. Do a good job of packaging, can be directly used for PCB drawing!

TQFP 和LQFP 器件的焊接方法 新华龙电子有限公司 将焊接 C8051F单片机TQFP 和LQFP 器件的焊接方法介绍给大家供各位在实际的焊接工作中参考-TQFP and LQFP devices new welding method of welding Hualong Electronics Co., Ltd. will C8051F single chip TQFP and LQFP devices we introduced to the welding method for