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74ACT161SCX on a board, in 3D

74ACT161SCX

onsemi

-40℃~+85℃ 1 125MHz 4 4.5V~5.5V 5.5ns@5V,50pF、6ns@5V,50pF 74ACT Asynchronous Divide-by-2 Reset function、Cascade counter、Synchronous counting Rising Edge Synchronous Up Counter SOIC-16 Counters, Dividers ROHS

Extended
DatasheetJLCPCBLCSConsemi/74ACT161SCX
Category
Counters, Dividers
Package
SOIC-16
Pins
5

Overview

The 74ACT161SCX is a counters, Divider made by onsemi in a SOIC-16 package with 16 pins. -40℃~+85℃ 1 125MHz 4 4.5V~5.5V 5.5ns@5V,50pF、6ns@5V,50pF 74ACT Asynchronous Divide-by-2 Reset function、Cascade counter、Synchronous counting Rising Edge Synchronous Up Counter SOIC-16 Counters, Dividers ROHS.

PCBKit's library has its KiCad symbol (74xx:74LS161, 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 C3827951).

Symbol

MR1CP2D03D14D25D36CEP7GND8PE9CET10Q311Q212Q113Q014TC15VCC16
74xx:74LS161From KiCad's library

Footprint

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

Parameters

13
Count Rate
125MHz
Direction
Up Counter
Features
Reset function；Cascade counter；Synchronous counting
Logic Type
Divide-by-2
Number of Elements
1
Operating Temperature
-40℃~+85℃
Propagation Delay
6ns@5V,50pF；5.5ns@5V,50pF
Reset
Asynchronous
Resolution
4
Series
74ACT
Timing
Synchronous
Trigger Type
Rising Edge
Voltage - Supply
4.5V~5.5V

Order codes

1

Pinout

16
The pins of the 74ACT161SCX
PinNameType
1MRInput
2CPInput
3D0Input
4D1Input
5D2Input
6D3Input
7CEPInput
8GNDPower in
9PEInput
10CETInput
11Q3Output
12Q2Output
13Q1Output
14Q0Output
15TCOutput
16VCCPower in

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Questions

Is there a KiCad symbol and footprint for the 74ACT161SCX?

Yes. The symbol is 74xx:74LS161 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 74ACT161SCX?

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

Where is the 74ACT161SCX datasheet?

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

Where can I order the 74ACT161SCX?

JLCPCB lists it as part C3827951, with 0 in stock; the sellers' links on this page open their listings.

What can replace the 74ACT161SCX?

Parts like it in the library: the 74HC4017D-Q100J by Nexperia, the CD4020AM/TR-HG by HGSEMI, the CD4022BM(LX) by lingxingic and the AIP74HC163SA16.TR by Wuxi I-core Elec. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8