The HT6337 is designed as one kind of infrared remote control receiving decoder circuit that can be used in the electric fan application. It uses the 28-pin dual-row DIP package, the matching model is HT12C. The HT6337 is one of the series products. The features of it are as shown in table 2-16-1. The pin-1, pin-7 - pin-12 have the function buttons.The arra..