PCA9555RGER vs PCA9546ARGYR

This in-depth comparison of the PCA9555RGER and PCA9546ARGYR 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

PCA9555RGER

Texas Instruments

Lifecycle
Active
Stock
3283 PCS
Package
VQFN-24
Series
Interface - I-O Expanders
+BOM RFQ
Part B

PCA9546ARGYR

Texas Instruments

Lifecycle
Active
Stock
8656 PCS
Package
VQFN-16
Series
Interface - Specialized
+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification PCA9555RGER PCA9546ARGYR
Part Status Active Active
Applications - Translating Switch
Interface I²C, SMBus I²C, SMBus
Voltage - Supply 2.3V ~ 5.5V 2.3V ~ 5.5V
Number of I/O 16 -
Interrupt Output Yes -
Features POR -
Output Type Push-Pull -
Current - Output Source / Sink 10mA, 25mA -
Clock Frequency 400 kHz -
Operating Temperature -40°C ~ 85°C -
Mounting Type Surface Mount -
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