PCAL9539AHF

NXP Semiconductors

Reset function、Cascading and address extension、Built-in LED driver HWQFN-24-EP(4x4) I/O Expanders ROHS

Extended

nxp/PCAL9539AHF

Category: I, O Expanders
Package: HWQFN-24-EP(4x4)
Pins: 25

Overview

The PCAL9539AHF is an i, O Expander made by NXP Semiconductors in a HWQFN-24-EP(4x4) package with 25 pins. Reset function、Cascading and address extension、Built-in LED driver HWQFN-24-EP(4x4) I/O Expanders ROHS.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:PCAL9539AHF,128, from EasyEDA) and its footprint (EasyEDA_Cloud:HWQFN-24_L4.0-W4.0-P0.50-TL-EP2.2, from EasyEDA), ready for a KiCad board. 15 are in stock at JLCPCB (part C2669751).

Symbol

EasyEDA_Cloud:PCAL9539AHF,128From EasyEDA

Footprint

EasyEDA_Cloud:HWQFN-24_L4.0-W4.0-P0.50-TL-EP2.2From EasyEDA

Parameters

Features: Cascade and address expansion

Order codes

PCAL9539AHF,128LCSC C2669751

Pinout

The pins of the PCAL9539AHF
Pin	Name	Type
1	P0_0	Unspecified
2	P0_1	Unspecified
3	P0_2	Unspecified
4	P0_3	Unspecified
5	P0_4	Unspecified
6	P0_5	Unspecified
7	P0_6	Unspecified
8	P0_7	Unspecified
9	VSS	Unspecified
10	P1_0	Unspecified
11	P1_1	Unspecified
12	P1_2	Unspecified
13	P1_3	Unspecified
14	P1_4	Unspecified
15	P1_5	Unspecified
16	P1_6	Unspecified
17	P1_7	Unspecified
18	A0	Unspecified
19	SCL	Unspecified
20	SDA	Unspecified
21	VDD	Unspecified
22	INT#	Unspecified
23	A1	Unspecified
24	RESET#	Unspecified
25	EP	Unspecified

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A picture

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Questions

Is there a KiCad symbol and footprint for the PCAL9539AHF?

Yes. The symbol is EasyEDA_Cloud:PCAL9539AHF,128 and the footprint EasyEDA_Cloud:HWQFN-24_L4.0-W4.0-P0.50-TL-EP2.2, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the PCAL9539AHF?

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

Where can I order the PCAL9539AHF?

JLCPCB lists it as part C2669751, with 15 in stock; the sellers' links on this page open their listings.

What can replace the PCAL9539AHF?

Parts like it in the library: the PCAL9555AHF by NXP Semiconductors, the PCAL9535AHF by NXP Semiconductors and the PCA9535CHF by NXP Semiconductors. Check their datasheets: a part that fits the footprint may still differ in its ratings.