7402 - (4x) NOR 2-input

pinout

1 Y1 14 VCC 2 B1 13 Y4 3 A1 12 B4 4 Y2 11 A4 5 B2 10 Y3 6 A2 9 B3 7 GND 8 A3 7402 www.nanobob.com

symbol

≥1 www.nanobob.com 3 A1 1 Y1 2 B1 ≥1 www.nanobob.com 6 A2 4 Y2 5 B2 ≥1 www.nanobob.com 8 A3 10 Y3 9 B3 ≥1 www.nanobob.com 11 A4 13 Y4 12 B4

function table

AB Y
00 1
01 0
10 0
11 0

pin types

0 digital input (inverted) 0 digital output (inverted) 0 digital input-output (bidir) 0 analog (input or output) 0 positive power 0 ground 0 negative power