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CD74AC161E on a board, in 3D

CD74AC161E

Texas Instruments

-55℃~+125℃ 1 1.5V~5.5V 16.5ns 4 74AC 90MHz Asynchronous Divide-by-2 Reset function、Cascade counter、Synchronous counting Rising Edge Synchronous PDIP-16 Counters, Dividers ROHS

Extended
DatasheetJLCPCBLCSCti/CD74AC161E
Category
Counters, Dividers
Package
PDIP-16
Pins
16

Overview

The CD74AC161E is a counters, Divider made by Texas Instruments in a PDIP-16 package with 16 pins. -55℃~+125℃ 1 1.5V~5.5V 16.5ns 4 74AC 90MHz Asynchronous Divide-by-2 Reset function、Cascade counter、Synchronous counting Rising Edge Synchronous PDIP-16 Counters, Dividers ROHS.

PCBKit's library has its KiCad symbol (74xx:74LS161, from KiCad's library) and its footprint (Package_DIP:DIP-16_W8.89mm_SMDSocket_LongPads, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C1548002). 1 open-source board in 1 repository on GitHub use it.

Symbol

MR1CP2D03D14D25D36CEP7GND8PE9CET10Q311Q212Q113Q014TC15VCC16
74xx:74LS161From KiCad's library

Footprint

12345678910111213141516
Package_DIP:DIP-16_W8.89mm_SMDSocket_LongPadsFrom KiCad's library

Parameters

12
Count Rate
90MHz
Features
Reset function, Cascade counter, Synchronous counting
Logic Type
Divide-by-2
Number of Elements
1
Operating Temperature
-55℃~+125℃
Propagation Delay
16.5ns
Reset
Asynchronous
Resolution
4
Series
74AC
Timing
Synchronous
Trigger Type
Rising Edge
Voltage - Supply
1.5V~5.5V

Order codes

1

Pinout

16
The pins of the CD74AC161E
PinNameType
1MRInput
2CPInput
3D0Input
4D1Input
5D2Input
6D3Input
7CEPInput
8GNDPower in
9PEInput
10CETInput
11Q3Output
12Q2Output
13Q1Output
14Q0Output
15TCOutput
16VCCPower in

Open-source boards using it

All 1
  • 6 layers313 × 259.5 mmOpen8-vga motherboard, the printed circuit board in 3D

    Open8-vga motherboard

    adham404/Open8-VGA

    An 8-bit computer from 74HC logic: microcoded CPU, VGA, PS/2, on-board editor and assembler. Play it in your browser.

    322 parts3MIT

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Questions

Is there a KiCad symbol and footprint for the CD74AC161E?

Yes. The symbol is 74xx:74LS161 and the footprint Package_DIP:DIP-16_W8.89mm_SMDSocket_LongPads, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the CD74AC161E?

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

Where is the CD74AC161E datasheet?

Texas Instruments publishes it: the Datasheet link on this page opens it.

Where can I order the CD74AC161E?

JLCPCB lists it as part C1548002, with 0 in stock; the sellers' links on this page open their listings.

What can replace the CD74AC161E?

Parts like it in the library: the CD4017BED by GREENMICRO, the CD4017CN by HGSEMI, the CD4518BE by HGSEMI and the CD4520BE by HGSEMI. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Which open-source boards use the CD74AC161E?

1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.

Parts like it

8