74LS221

74xx

Dual Monostable

Symbol

16 pins
Schematic symbol for 74LS221
Units
3
Kind
part
Grid
on 1.27 mm

Footprint

none
no footprint linked

This symbol carries no usable footprint reference, so nothing is linked. Generating one is a better answer than guessing.

3D model

none
no 3D model

The footprint references no model, or the referenced model is not in the upstream package set.

Pins and pads

No footprint is linked, so there is nothing to cross-check.

PinNameType
1~{A}input
2Binput
3~{CLR}input
4~{Q}output
5Qoutput
6Cextinput
7RCextinput
8GNDpower_in
9~{A}input
10Binput
11~{CLR}input
12~{Q}output
13Qoutput
14Cextinput
15RCextinput
16VCCpower_in

On real boards

1 design use this part

1 placed it by name in a schematic. Largest first.

Provenance

Credit
KiCad Libraries Contributors
Licence
CC-BY-SA-4.0-with-KiCad-exception
Link method
none
Cross-check
not confirmed