Skip to the content
PCBKitNew board
74AC253SCX on a board, in 3D

74AC253SCX

onsemi

-40℃~+85℃ 24mA 24mA 2V~6V 40uA 6.5ns@5V,50pF 74AC Output enable high-impedance、Tri-state output Single Supply SOIC-16 Signal Switches, Multiplexers, Decoders ROHS

Extended
DatasheetJLCPCBLCSConsemi/74AC253SCX
Category
Signal Switches, Multiplexers, Decoders
Package
SOIC-16
Pins
5

Overview

The 74AC253SCX is a signal Switches, Multiplexers, Decoder made by onsemi in a SOIC-16 package with 16 pins. -40℃~+85℃ 24mA 24mA 2V~6V 40uA 6.5ns@5V,50pF 74AC Output enable high-impedance、Tri-state output Single Supply SOIC-16 Signal Switches, Multiplexers, Decoders ROHS.

PCBKit's library has its KiCad symbol (74xx:74LS253, from KiCad's library) and its footprint (Package_SO:SO-16_3.9x9.9mm_P1.27mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C3234411).

Symbol

OEa1A12I3a3I2a4I1a5I0a6Za7GND8Zb9I0b10I1b11I2b12I3b13A014OEb15VCC16
74xx:74LS253From KiCad's library

Footprint

12345678910111213141516
Package_SO:SO-16_3.9x9.9mm_P1.27mmFrom KiCad's library

Parameters

5
Current - Output High(IOH)
24mA
Current - Output Low(IOL)
24mA
Operating temperature
-40℃~+85℃
Voltage - Supply
2V~6V
Voltage Supply Source
Single Supply

Order codes

1

Pinout

16
The pins of the 74AC253SCX
PinNameType
1OEaInput
2A1Input
3I3aInput
4I2aInput
5I1aInput
6I0aInput
7ZaTri-state
8GNDPower in
9ZbTri-state
10I0bInput
11I1bInput
12I2bInput
13I3bInput
14A0Input
15OEbInput
16VCCPower in

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/onsemi/74AC253SCX" title="74AC253SCX in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe>
A picture
<img src="https://pcbkit.io/embed/parts/onsemi/74AC253SCX.jpg" alt="74AC253SCX" width="1200" height="900">
A picture that opens the part, for a README
[![74AC253SCX](https://pcbkit.io/embed/parts/onsemi/74AC253SCX.jpg?size=s)](https://pcbkit.io/parts/onsemi/74AC253SCX)

Questions

Is there a KiCad symbol and footprint for the 74AC253SCX?

Yes. The symbol is 74xx:74LS253 and the footprint Package_SO:SO-16_3.9x9.9mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the 74AC253SCX?

SOIC-16, with 16 pins. Its footprint is drawn on this page.

Where is the 74AC253SCX datasheet?

onsemi publishes it: the Datasheet link on this page opens it.

Where can I order the 74AC253SCX?

JLCPCB lists it as part C3234411, with 0 in stock; the sellers' links on this page open their listings.

What can replace the 74AC253SCX?

Parts like it in the library: the 74HC138D by Nexperia, the EM74HC138D by EnergyMath, the CD4028BM(LX) by lingxingic and the CJ74HC157AEN by Jiangsu Changjing Electronics Technology (CJ). Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8