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PCA9555APW on a board, in 3D

PCA9555APW

NXP Semiconductors

-40℃~+85℃ 1.5uA 1.65V~5.5V 16 200mV 25mA 400kHz 8 I2C、SMBus Interrupt Output Reset function、Cascading and address extension、Built-in LED driver TSSOP-24 I/O Expanders ROHS

Extended
DatasheetJLCPCBLCSCnxp/PCA9555APW
Category
I, O Expanders
Package
TSSOP-24
Pins
24

Overview

The PCA9555APW is an i, O Expander made by NXP Semiconductors in a TSSOP-24 package with 24 pins. -40℃~+85℃ 1.5uA 1.65V~5.5V 16 200mV 25mA 400kHz 8 I2C、SMBus Interrupt Output Reset function、Cascading and address extension、Built-in LED driver TSSOP-24 I/O Expanders ROHS.

PCBKit's library has its KiCad symbol (Analog & Interface:PCA9555APW, from CERN's library) and its footprint (Package_SO:TSSOP-24_4.4x7.8mm_P0.65mm, from KiCad's library), ready for a KiCad board. 9,418 are in stock at JLCPCB (part C2652295). 1 open-source board in 1 repository on GitHub use it.

Symbol

SDA23SCL22INT1A021A12A23VDD24VSS12P0_711P0_610P0_59P0_48P0_37P0_26P0_15P0_04P1_720P1_619P1_518P1_417P1_316P1_215P1_114P1_013
Analog & Interface:PCA9555APWFrom CERN's library

Footprint

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

Parameters

11
Clock Frequency
400kHz
Current - Output Low(IOL)
25mA
Features
Built-in LED driver
Interface
I2C
Interrupt Output
Interrupt Output
Number of I/O
16
Number of Supporting Devices
8
Operating Temperature
-40℃~+85℃
Output Logic Level - Low
200mV
Quiescent Supply Current
1.5uA
Voltage - Supply
1.65V~5.5V

Order codes

1

Pinout

24
The pins of the PCA9555APW
PinNameType
1INTOutput
2A1Input
3A2Input
4P0_0Input/output
5P0_1Input/output
6P0_2Input/output
7P0_3Input/output
8P0_4Input/output
9P0_5Input/output
10P0_6Input/output
11P0_7Input/output
12VSSPower in
13P1_0Input/output
14P1_1Input/output
15P1_2Input/output
16P1_3Input/output
17P1_4Input/output
18P1_5Input/output
19P1_6Input/output
20P1_7Input/output
21A0Input
22SCLInput
23SDAInput/output
24VDDPower in

Open-source boards using it

All 1
  • 2 layersHd44780 driver, the printed circuit board in 3D

    Hd44780 driver

    pimium/hd44780_pca9555_kicad

    Kicad Schematic for the hd44780 i2c driver

    26 parts

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Questions

Is there a KiCad symbol and footprint for the PCA9555APW?

Yes. The symbol is Analog & Interface:PCA9555APW 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 PCA9555APW?

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

Where is the PCA9555APW datasheet?

NXP Semiconductors publishes it: the Datasheet link on this page opens it.

Where can I order the PCA9555APW?

JLCPCB lists it as part C2652295, with 9,418 in stock; the sellers' links on this page open their listings.

What can replace the PCA9555APW?

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.

Which open-source boards use the PCA9555APW?

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

Parts like it

8