PCA9555DB vs PCA9548ADBR

This in-depth comparison of the PCA9555DB and PCA9548ADBR 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

ISO9001 Quality Control ISO45001 ISO14001 100% Genuine
Part A

PCA9555DB

Texas Instruments

Lifecycle
Active
Stock
4968 PCS
Package
SSOP-24
Series
Interface - I-O Expanders
+BOM RFQ
Part B

PCA9548ADBR

Texas Instruments

Lifecycle
Active
Stock
1348 PCS
Package
SSOP-24
Series
Interface - Specialized
+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification PCA9555DB PCA9548ADBR
Part Status Obsolete 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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