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NCA9545-DTSR AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

NCA9545-DTSR product

NCA9545-DTSR

Specialized

I2C SwitchVoltage TranslatorInterface IC

The NCA9545 is a 4-channel bidirectional I2C switch designed for bus expansion and voltage-level translation.

Best for

  • I2C bus expansion
  • Voltage level translation
  • Resolving slave address conflicts

Avoid if

  • High-speed non-I2C applications

Check before use

  • Bus capacitance limits
  • Pull-up resistor values

Key specifications

Channels
4
Voltage Range
2.3V - 5.5V
Max Frequency
400kHz
Package
TSSOP-20

Compliance & Environment

RoHS
Yes
REACH
-
MSL
1
ECCN
-
HTSUS
-

Application

Industrial AutomationServers

Datasheet

77b9250d1337b1fd97b37f68bc690668_2012011841_NOVOSENSE-NCA9545-DTSR_C917457.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for NCA9545-DTSR: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a 4-channel bidirectional I2C-bus switch that allows a single master to communicate with multiple slave devices, resolving address conflicts.