Integrated Circuits (ICs) > Interface ICs > I/O Expanders

PCA9539DBQR - Texas Instruments

IC XPNDR 400KHZ I2C SMBUS 24SSOP "I/O Expander 16 I2C, SMBus 400 kHz 24-SSOP"

Technical Details

Case/Package	SSOP
Frequency	400kHz
Height	1.75mm
Lead Free	Lead Free
Length	8.65mm
Lifecycle Status	Production
Manufacturer Lifecycle Status	ACTIVE
Max Frequency	400kHz
Max Operating Temperature	85°C
Min Operating Temperature	-40°C
Number of Bits	16
Number of I/Os	16
Number of Outputs	2
Number of Pins	24
Operating Supply Voltage	5.5V
Output Current	25mA
RoHS	Compliant
Thickness	1.5mm
Weight	129.500622mg
Width	3.9mm

Compliance

RoHS : Unconfirmed

Images

Texas Instruments PCA9539DBQR | Rochester Electronics

Rochester Electronics

Datasheets

Rochester Electronics

Lifecycle Status Indicator

Production

Symbol

PCA9539DBQR Symbol - Texas Instruments

PCA9539DBQR Symbol - Texas Instruments

PCA9539DBQR Symbol - Texas Instruments

PCA9539DBQR Symbol - Texas Instruments

‹ ›

Footprint

PCA9539DBQR Footprint - Texas Instruments

PCA9539DBQR Footprint - Texas Instruments

PCA9539DBQR Footprint - Texas Instruments

PCA9539DBQR Footprint - Texas Instruments

PCA9539DBQR Footprint - Texas Instruments

PCA9539DBQR Footprint - Texas Instruments

PCA9539DBQR Footprint - Texas Instruments

PCA9539DBQR Footprint - Texas Instruments

PCA9539DBQR Footprint - Texas Instruments

PCA9539DBQR Footprint - Texas Instruments

PCA9539DBQR Footprint - Texas Instruments

PCA9539DBQR Footprint - Texas Instruments

‹ ›

Alternatives (Possible Substitutes)

Manufacturer	Manufacturer Part No.	Lifecycle Status Indicator	Confidence
Texas Instruments	PCA9539DBQRG4	Unknown
Texas Instruments	PCA9535DGVRG4	Unknown
onsemi	CAT9555HT6I-G	Production
NXP Semiconductors	PCF8575TS/S410/1,1	Obsolete
Texas Instruments	PCA9539PWRE4	Unknown
onsemi	CAT9555HV6I-T2	Obsolete
onsemi	CAT9555HV6I	Obsolete
onsemi	CAT9555YI	Obsolete
Texas Instruments	PCF8575RHLR	Unknown
Texas Instruments	PCF8575PWRG4	Unknown

See more alternatives See less alternatives

Authorized Distributors

Distributor

SKU

Stock

USD

1

10

50

100

1000

10000

Buy

Rochester Electronics

US: 26284

$

1.36

1.29

1.16

1.09

Verical

US: 17135

$

1.45

1.3625

Verical

US: 5013

$

1.45

1.3625

Mouser

595-PCA9539DBQR

US: 3008

$

5.67

3.75

3.42

2.91

2.11

2.02

DigiKey

DE: 0

$

2.084

Arrow Electronics

US: 0

$

2.03

Texas Instruments

US: 0

$

3.302

3.302

3.302

2.727

1.474

1.474

Non-Authorized Distributors

Distributor

SKU

Stock

USD

1

10

50

100

1000

10000

Buy

Microchip USA

US: 2513

$

9.0804

9.0522

Component Stockers USA

US: 31793

$

1.09

1.09

1.09

1.03

0.93

0.93

Win Source

269705-PCA9539DBQR

CN: 9700

$

1.832

1.5033

1.2213

1.2213

Worldway Electronics

HK: 56666

$

0.3009

0.3009

0.2917

0.2763

0.2763

Utmel Electronic

2502-PCA9539DBQR

HK: 55

$

2.074

1.9566

1.9566

1.8459

1.6428

1.6428

Vigor Components

SG: 96134

$

0.89

0.89

0.89

0.89

0.89

0.89

Bettlink

HK: 27144

$

2.3093

2.0257

2.0257

1.8415

1.6236

1.5317

Ansinor

CN: 26393

$

1.701

Chipsmall Limited

CN: 7000

$

2.8512

1.9008

1.9008

1.1405

0.9504

0.9504

Fly-Wing Technology

HK: 3867

$

1.6112

1.3224

1.3224

1.2806

1.198

1.198

DigiKey Marketplace

2156-PCA9539DBQR-ND

DE: 26284

$

1.7945

1.7945

Heisener Electronics

CN: 6036

$

Digi-ic_SMART PIONEER

HK: 3815

$

Suntronic

CN: 149

$

Lingto Electronic Ltd.

CN: 49032

$

1.12

1.064

1.064

1.008

0.9968

0.9856

Abacus Technologies

US: 0

$

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