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Timer & Oscillator ICC74273D model included

NE556DR

by TI(德州仪器)

NE556DR puts two timer circuits in one TI IC, making it suitable for timing and pulse-generation functions on a board. The device is supplied here as a surface-mount SOIC-14 part. In the free KiCad download, the schematic symbol has 14 pins and is paired with the 14-pad SOIC-14_L8.7-W3.9-P1.27-LS6.0-BL footprint and an included 3D model. This particular conversion has been used by 1 ProtoFlow engineer in real designs. The paired symbol and footprint let you place both timer sections in a schematic and carry their connections into the PCB layout. Open NE556DR directly in ProtoFlow to inspect the files.

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