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PCA9539AHF

NXP SemiconductorsExtended

-40℃~+85℃ 1.5uA 1.65V~5.5V 10mA 16 25mA 4 400kHz I2C、SMBus Interrupt Output Reset function、Cascade and address expansion、Built-in LED driver HWQFN-24-EP(4x4) I/O Expanders ROHS

DatasheetJLCPCBLCSC
Part id
nxp/PCA9539AHF
Category
I, O Expanders
Package
HWQFN-24-EP(4x4)
Pins
25
In stock
0 at JLCPCB (C2669653)
Used on
3 open-source boards

Overview

The PCA9539AHF is an i, O Expander made by NXP Semiconductors in a HWQFN-24-EP(4x4) package with 25 pins. -40℃~+85℃ 1.5uA 1.65V~5.5V 10mA 16 25mA 4 400kHz I2C、SMBus Interrupt Output Reset function、Cascade and address expansion、Built-in LED driver HWQFN-24-EP(4x4) I/O Expanders ROHS.

PCBKit's library has its KiCad symbol (PCA9539AHF:PCA9539AHF, from Antmicro) and its footprint (qfn-24-1ep-4x4mm-p0-5-ep2-1x2-1mm:QFN-24-1EP_4x4mm_P0.5_EP2.1x2.1mm, from Antmicro), ready for a KiCad board. JLCPCB lists it (part C2669653). 3 open-source boards in 3 repositories on GitHub use it.

Symbol

1IO0_02IO0_13IO0_24IO0_35IO0_46IO0_57IO0_68IO0_79GND10IO1_011IO1_112IO1_213IO1_314IO1_415IO1_516IO1_617IO1_718A019SCL20SDA21VDD22INT23A124RESET
PCA9539AHF:PCA9539AHFFrom Antmicro

Footprint

25
qfn-24-1ep-4x4mm-p0-5-ep2-1x2-1mm:QFN-24-1EP_4x4mm_P0.5_EP2.1x2.1mmFrom Antmicro

Pinout

25
The pins of the PCA9539AHF
PinNameType
1IO0_0Input/output
2IO0_1Input/output
3IO0_2Input/output
4IO0_3Input/output
5IO0_4Input/output
6IO0_5Input/output
7IO0_6Input/output
8IO0_7Input/output
9GNDPower in
10IO1_0Input/output
11IO1_1Input/output
12IO1_2Input/output
13IO1_3Input/output
14IO1_4Input/output
15IO1_5Input/output
16IO1_6Input/output
17IO1_7Input/output
18A0Input
19SCLInput
20SDAInput/output
21VDDPower in
22INTOutput
23A1Input
24RESETInput
25GNDPassive

Open-source boards using it

3
  • 6 layers50 × 75 mmGmm, the printed circuit board in 3D

    Gmm

    GMM-7550/gmm7550-hardware

    CologneChip GateMate FPGA Module: GMM-7550

    252 parts36
  • 8 layers227.5 × 104 mmCom express-7-baseboard, the printed circuit board in 3D

    Com express-7-baseboard

    antmicro/com-express-7-baseboard

    This project contains open hardware design files for a baseboard supporting COM Express 7 modules. The board breaks-out major communications and peripheral interfaces provided by the standard.

    815 parts12Apache-2.0
  • 4 layers150 × 50 mmIct baseboard, the printed circuit board in 3D

    Ict baseboard

    antmicro/ict-baseboard

    PCB design for implementing In-Circuit Testing of other PCBs via an USB-enabled host

    277 parts4Apache-2.0

Parts like it

8

Questions

Is there a KiCad symbol and footprint for the PCA9539AHF?

Yes. The symbol is PCA9539AHF:PCA9539AHF and the footprint qfn-24-1ep-4x4mm-p0-5-ep2-1x2-1mm:QFN-24-1EP_4x4mm_P0.5_EP2.1x2.1mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the PCA9539AHF?

HWQFN-24-EP(4x4), with 25 pins. Its footprint is drawn on this page.

Where is the PCA9539AHF datasheet?

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

Where can I order the PCA9539AHF?

JLCPCB lists it as part C2669653, with 0 in stock; the sellers' links on this page open their listings.

What can replace the PCA9539AHF?

Parts like it in the library: the PCA9555PW by NXP Semiconductors, the AW9523BTQR by AWINIC, the TCA6416ARTWR by Texas Instruments and the TCA9535PW by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Which open-source boards use the PCA9539AHF?

3 boards in 3 repositories on GitHub; the most starred are listed on this page, with their KiCad files.