Skip to the content
PCBKitNew board
PCF8575CPW on a board, in 3D

PCF8575CPW

Texas Instruments

-40℃~+85℃ 10uA 16 25mA 4.5V~5.5V 400kHz 400mV 8 I2C、SMBus Interrupt Output Open-drain Reset function、Cascading and address extension、Built-in LED driver TSSOP-24 I/O Expanders ROHS

Extended
DatasheetJLCPCBLCSCti/PCF8575CPW
Category
I, O Expanders
Package
TSSOP-24
Pins
24

Overview

The PCF8575CPW is an i, O Expander made by Texas Instruments in a TSSOP-24 package with 24 pins. -40℃~+85℃ 10uA 16 25mA 4.5V~5.5V 400kHz 400mV 8 I2C、SMBus Interrupt Output Open-drain Reset function、Cascading and address extension、Built-in LED driver TSSOP-24 I/O Expanders ROHS.

PCBKit's library has its KiCad symbol (SparkFun-Retired:PCF8575C, from Eagle libraries) and its footprint (Package_SO:TSSOP-24_4.4x7.8mm_P0.65mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C1542529).

Symbol

INT1A12A23PO04PO15PO26PO37PO48PO59PO610PO711GND12P1013P1114P1215P1316P1417P1518P1619P1720A021SCL22SDA23VCC24
SparkFun-Retired:PCF8575CFrom Eagle libraries

Footprint

123456789101112131415161718192021222324
Package_SO:TSSOP-24_4.4x7.8mm_P0.65mmFrom KiCad's library

Parameters

12
Clock Frequency
400kHz
Current - Output Low(IOL)
25mA
Features
Reset function, Cascade and address expansion, Built-in LED driver
Interface
I2C, SMBus
Interrupt Output
Interrupt Output
Number of I/O
16
Number of Supporting Devices
8
Operating Temperature
-40℃~+85℃
Output Logic Level - Low
400mV
Output Type
Open-drain
Quiescent Supply Current
10uA
Voltage - Supply
4.5V~5.5V

Order codes

2

Pinout

24
The pins of the PCF8575CPW
PinNameType
1INTUnspecified
2A1Unspecified
3A2Unspecified
4PO0Unspecified
5PO1Unspecified
6PO2Unspecified
7PO3Unspecified
8PO4Unspecified
9PO5Unspecified
10PO6Unspecified
11PO7Unspecified
12GNDUnspecified
13P10Unspecified
14P11Unspecified
15P12Unspecified
16P13Unspecified
17P14Unspecified
18P15Unspecified
19P16Unspecified
20P17Unspecified
21A0Unspecified
22SCLUnspecified
23SDAUnspecified
24VCCUnspecified

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/ti/PCF8575CPW" title="PCF8575CPW 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/ti/PCF8575CPW.jpg" alt="PCF8575CPW" width="1200" height="900">
A picture that opens the part, for a README
[![PCF8575CPW](https://pcbkit.io/embed/parts/ti/PCF8575CPW.jpg?size=s)](https://pcbkit.io/parts/ti/PCF8575CPW)

Questions

Is there a KiCad symbol and footprint for the PCF8575CPW?

Yes. The symbol is SparkFun-Retired:PCF8575C and the footprint Package_SO:TSSOP-24_4.4x7.8mm_P0.65mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the PCF8575CPW?

TSSOP-24, with 24 pins. Its footprint is drawn on this page.

Where is the PCF8575CPW datasheet?

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

Where can I order the PCF8575CPW?

JLCPCB lists it as part C1542529, with 0 in stock; the sellers' links on this page open their listings.

What can replace the PCF8575CPW?

Parts like it in the library: the PCA9555PW by NXP Semiconductors, the TCA9535PW by Texas Instruments, the TCA9555PW by Texas Instruments and the PCA9539PW by NXP Semiconductors. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8