74LS40

Dual 4-input NAND

Schematic Symbol

Pin Configuration (22 pins)

Pin	Name	Type
1		input
2		input
4		input
5		input
6		output
1		input
2		input
4		input
5		input
6		output
8		output
9		input
10		input
12		input
13		input
8		output
9		input
10		input
12		input
13		input
7	GND	power_in
14	VCC	power_in

Footprint

This symbol has no default footprint. It's typically a generic part where the footprint depends on the package you choose.

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