PCA9535PW vs PCA9509PGM

This in-depth comparison of the PCA9535PW and PCA9509PGM provides valuable insights into their specifications and key features. We cover important factors in detail, including RoHS compliance, REACH status, series, mounting style, package type, and other relevant characteristics. Presenting the differences side by side simplifies component selection, making it easier for you to select the best option for your specific application.

Technical review by ETEI Component Engineering Source: manufacturer documentation

Parts at a glance

Part A

PCA9535PW

Texas Instruments

Lifecycle
Active
Stock
4507 PCS
Series
Interface - I-O Expanders
+BOM RFQ
Part B

PCA9509PGM

NXP USA Inc.

Lifecycle
Active
Stock
2320 PCS
Package
SOT902-2
Series
Specialized ICs
+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification PCA9535PW PCA9509PGM
Part Status Obsolete Active
Base Product Number PCA9535 -
Digi Key Programmable Not Verified -
Number of I/O 16 -
Interface I2C, SMBus -
Interrupt Output Yes -
Features POR -
Output Type Push-Pull -
Current - Output Source / Sink 10mA, 25mA -
Clock Frequency 400 kHz -
Voltage - Supply 2.3V ~ 5.5V -
Operating Temperature -40°C ~ 85°C -
Mounting Type Surface Mount -
Packaging Tube -
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