TCA9545APWR vs TCA9554APWR

This in-depth comparison of the TCA9545APWR and TCA9554APWR 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

TCA9545APWR

Texas Instruments

Lifecycle
Active
Stock
4648 PCS
Package
TSSOP-20
Series
Logic - Signal Switches, Multiplexers, Decoders
+BOM RFQ
Part B

TCA9554APWR

Texas Instruments

Lifecycle
Active
Stock
3727 PCS
Package
TSSOP-16
Series
Interface - I-O Expanders
+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification TCA9545APWR TCA9554APWR
Series TCA -
Part Status Active Active
Type Bus Switch -
Circuit 2 x 1:4 -
Independent Circuits 1 -
Voltage Supply Source Single Supply -
Voltage - Supply 1.65V ~ 5.5V 1.65V ~ 5.5V
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C
Mounting Type Surface Mount Surface Mount
Number of I/O - 8
Interface - I²C, SMBus
Interrupt Output - Yes
Features - POR
Output Type - Push-Pull
Current - Output Source / Sink - 10mA, 25mA
Clock Frequency - 400 kHz
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