7438 - (4x) NAND 2-input (OC)

pinout

1 A1 14 VCC 2 B1 13 A4 3 Y1 12 B4 4 A2 11 Y4 5 B2 10 A3 6 Y2 9 B3 7 GND 8 Y3 7438 www.nanobob.com

symbol

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

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