74157

74xx_IEEE

Symbol

16 pins

Schematic symbol for 74157

Units: 1
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.

Pin	Name	Type
1	A/B	input
2	I0a	input
3	I1a	input
4	Qa	output
5	I0b	input
6	I1b	input
7	Qb	output
8	GND	power_in
9	Qd	output
10	I1d	input
11	I0d	input
12	Qc	output
13	I1c	input
14	I0c	input
15	~{EN}	input
16	VCC	power_in

On real boards

4 designs use this part

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

Lutter PortfolioSchematic · 47 parts · 1 sheetby name
WingmanSchematic · 32 parts · 1 sheetby name
IRQ Priority Logic and Vector MemorySchematic · 22 parts · 1 sheetby name
FLASH6502Schematic · 21 parts · 1 sheetby name

Provenance

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