Purchase Qty. Reference FOB Price
10-99 Pieces US$0.37
100-499 Pieces US$0.35
500-999 Pieces US$0.34
1,000+ Pieces US$0.33
Product Description
Description: Board size. 53mm*19mm Supply Voltage :2.5 - 14 .5 V This package is mainly decimal counter circuit and circuit generated by the clock , from the core of the self-excited NE555 multivibrator power through R2, R3, R4 charge the capacitor C1, C1 started when charging , NE555 2 ...