74HC139 (Dual 2 to 4 Line Decoder) aluminum connector K Piezo element is a

K Piezo element is a sensor which is used to detect vibration

The   Key   to   printing   resolution   is   mostly   depending   on   the  Extruder

The device delivers fast switching performance with low power consumption

RF chip (check datasheet) with its 100mW (20dBm) power

Relative accuracy: ±0

74HC139 (Dual 2 to 4 Line Decoder) aluminum connector K Piezo element is a74HC139 IS A dual 2 to 4 line decoder demultiplexer IC Specification Propagation Delay Time: 145 ns at 2V 25 ns at 6V Power Dissipation: 320 mW Output Current: 5. 2 mA at 6 V No. of Inputs: 3X 3 No. of Pins: 16 Operating Temperature Range: 40C to +125C Supply Voltage Range: 2V to 6V Package: DIP 16 Logic Diagram Symbol Pin Description 1E, 2E 1, 15 enable input (active LOW) 1A0, 1A1 2,3 address input 1Y0, 1Y1, 1Y2, 1Y3 4,5,6,7 output (active LOW) GND 8