This website uses cookies. By using this site, you consent to the use of cookies. For more information, please take a look at our Privacy Policy.

Images are for reference only,

See Technical Specifications

PCA9540BD +BOM

2-channel I2C-bus multiplexer

Manufacturer:

NXP
Mfr.Part #:

PCA9540BD
Datasheet:

PCA9540BD Datasheet (PDF)
Pbfree Code:

Yes
Part Life Cycle Code:

Active
Pin Count:

8
Reach Compliance Code:

compliant
EDA/CAD Models:

Request Free CAD Models for PCA9540BD

PCA9540BD General Description

The PCA9540BD from Texas Instruments is an essential tool for system designers looking to manage multiple I2C buses efficiently. With its four bidirectional channels, this IC offers flexibility and control in routing I2C data between various devices. The ability to independently control each channel via the I2C bus provides a high level of customization, allowing users to tailor the communication pathways to their specific application requirements. The interrupt output feature adds another layer of functionality, enabling seamless communication between the PCA9540BD and the system it serves. Whether it's in sensor networks, industrial automation, or embedded systems, the PCA9540BD proves its versatility and reliability in handling complex I2C communication tasks. Its compact TSSOP package ensures compatibility with space-constrained designs while its wide voltage range makes it suitable for a broad range of systems

Key Features

Improved communication reliability
Increased data transfer rates
Enhanced system flexibility and scalability
Simplified system integration and maintenance

Application

PCA9540BD versatility
Bus optimization tool
Flexible I2C solution

Specifications

Source Content uid	PCA9540BD	Pbfree Code	Yes
Part Life Cycle Code	Active	Pin Count	8
Reach Compliance Code	compliant	HTS Code	8542.39.00.01
Additional Feature	ALSO OPERATES WITH 3.6 TO 5.5V SUPPLY	Family	9540
JESD-30 Code	R-PDSO-G8	JESD-609 Code	e4
Length	4.9 mm	Logic IC Type	MULTIPLEXER
Moisture Sensitivity Level	1	Number of Functions	1
Number of Inputs	2	Number of Outputs	1
Number of Terminals	8	Operating Temperature-Max	85 °C
Operating Temperature-Min	-40 °C	Output Polarity	TRUE
Peak Reflow Temperature (Cel)	260	Propagation Delay (tpd)	0.3 ns
Qualification Status	Not Qualified	Seated Height-Max	1.75 mm
Supply Voltage-Max (Vsup)	3.6 V	Supply Voltage-Min (Vsup)	2.3 V
Supply Voltage-Nom (Vsup)	3.3 V	Surface Mount	YES
Temperature Grade	INDUSTRIAL	Terminal Finish	Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form	GULL WING	Terminal Pitch	1.27 mm
Terminal Position	DUAL	Time@Peak Reflow Temperature-Max (s)	30
Width	3.9 mm