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74ACT399SCX on a board, in 3D

74ACT399SCX

onsemi

-40℃~+85℃ 24mA 24mA 4.5V~5.5V 40uA 6ns@5V,50pF、7ns@5V,50pF 74ACT Single Supply Tri-state output SOIC-16 Signal Switches, Multiplexers, Decoders ROHS

Extended
DatasheetJLCPCBLCSConsemi/74ACT399SCX
Category
Signal Switches, Multiplexers, Decoders
Package
SOIC-16
Pins
5

Overview

The 74ACT399SCX is a signal Switches, Multiplexers, Decoder made by onsemi in a SOIC-16 package with 16 pins. -40℃~+85℃ 24mA 24mA 4.5V~5.5V 40uA 6ns@5V,50pF、7ns@5V,50pF 74ACT Single Supply Tri-state output SOIC-16 Signal Switches, Multiplexers, Decoders ROHS.

PCBKit's library has its KiCad symbol (74xx:74LS399, 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 C3234445).

Symbol

S1Qa2I0a3I1a4I1b5I0b6Qb7GND8CP9Qc10I0c11I1c12I1d13I0d14Qd15VCC16
74xx:74LS399From 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
4.5V~5.5V
Voltage Supply Source
Single Supply

Order codes

1

Pinout

16
The pins of the 74ACT399SCX
PinNameType
1SInput
2QaOutput
3I0aInput
4I1aInput
5I1bInput
6I0bInput
7QbOutput
8GNDPower in
9CPInput
10QcOutput
11I0cInput
12I1cInput
13I1dInput
14I0dInput
15QdOutput
16VCCPower in

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A picture
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[![74ACT399SCX](https://pcbkit.io/embed/parts/onsemi/74ACT399SCX.jpg?size=s)](https://pcbkit.io/parts/onsemi/74ACT399SCX)

Questions

Is there a KiCad symbol and footprint for the 74ACT399SCX?

Yes. The symbol is 74xx:74LS399 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 74ACT399SCX?

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

Where is the 74ACT399SCX datasheet?

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

Where can I order the 74ACT399SCX?

JLCPCB lists it as part C3234445, with 0 in stock; the sellers' links on this page open their listings.

What can replace the 74ACT399SCX?

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