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CD4521S on a board, in 3D

CD4521S

GR

Extended
JLCPCBLCSCgr/CD4521S
Category
Counters, Dividers
Package
SOP-16
Pins
16

Overview

The CD4521S is a counters, Divider made by GR in a SOP-16 package with 16 pins.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:CD4521BEE4, from EasyEDA) and its footprint (Package_SO:SOIC-16_3.9x9.9mm_P1.27mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C22397522).

Symbol

RESET2IN19IN26OUT17OUT24VSS8VSS3Q241Q2315Q2214Q2113Q2012Q1911Q1810VDD16VDD5
EasyEDA_Cloud:CD4521BEE4From EasyEDA

Footprint

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

Parameters

10
Direction
Down Counter
Features
Reset function, Low-power mode
Operating Temperature
0℃~+70℃
Power Dissipation
500mW
Reset
Asynchronous
Resolution
24
Series
CD4000
Timing
Asynchronous
Trigger Type
Falling Edge
Voltage - Supply
3V~18V

Order codes

1

Pinout

16
The pins of the CD4521S
PinNameType
1Q24Unspecified
2RESETUnspecified
3VSSUnspecified
4OUT2Unspecified
5VDDUnspecified
6IN2Unspecified
7OUT1Unspecified
8VSSUnspecified
9IN1Unspecified
10Q18Unspecified
11Q19Unspecified
12Q20Unspecified
13Q21Unspecified
14Q22Unspecified
15Q23Unspecified
16VDDUnspecified

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A live frame, for any web page
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A picture
<img src="https://pcbkit.io/embed/parts/gr/CD4521S.jpg" alt="CD4521S" width="1200" height="900">
A picture that opens the part, for a README
[![CD4521S](https://pcbkit.io/embed/parts/gr/CD4521S.jpg?size=s)](https://pcbkit.io/parts/gr/CD4521S)

Questions

Is there a KiCad symbol and footprint for the CD4521S?

Yes. The symbol is EasyEDA_Cloud:CD4521BEE4 and the footprint Package_SO:SOIC-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 CD4521S?

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

Where can I order the CD4521S?

JLCPCB lists it as part C22397522, with 0 in stock; the sellers' links on this page open their listings.

What can replace the CD4521S?

Parts like it in the library: the CD4017BM96 by Texas Instruments, the HEF4060BT by Nexperia, the MC14060BD by onsemi and the CD4060BDTR(XBLW) by XBLW. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8