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NXP PCA9546ABS118 4-Channel I2C Bus Switch

The PCA9546A is a 4-channel I²C-bus switch featuring bidirectional translation, a reset function, and support for voltage level translation between 1.8 V, 2.5 V, 3.3 V, and 5 V systems. It allows individual or multiple channels to be selected, supports hot insertion, and operates over a voltage range of 2.3 V to 5.5 V. With low ON-resistance switches, active LOW reset, and multiple package options, it is ideal for complex I²C bus configurations requiring reliable switching and level translation.

Authorized Distributors
Source:Newark
Part No:PCA9546ABS,118
Stock:3900
Inv Date:06-09-2026
Price: Unit price: $2.19
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Source:DigiKey
Part No:PCA9546ABS,118
Stock:5208
Inv Date:06-09-2026
Price: Unit price: $2.17
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Source:DigiKey
Part No:PCA9546ABS,118
Stock:0
Inv Date:06-09-2026
Price: Unit price: $1.10258
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Part No:PCA9546ABS,118
Stock:9138
Inv Date:06-10-2026
Price: Unit price: $1.81
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Part No:PCA9546ABS,118
Stock:936
Inv Date:06-10-2026
Price: N/A
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NXP PCA9546ABS118 4-Channel I2C Bus Switch Specifications:

  • Supply Voltage Range: 2.3 V to 5.5 V
  • Channels: 4 bidirectional data channels
  • Package Options: SO16, TSSOP16, HVQFN16
  • On-Resistance: 5 Ω to 55 Ω (depending on Vpp)
  • Voltage Tolerance: 5 V tolerant inputs and outputs
  • Reset Input: Active LOW, resets channels and I²C state
  • Voltage Level Translation: Supports 1.8 V, 2.5 V, 3.3 V, and 5 V systems
  • Maximum Junction Temperature: 125°C
  • ESD Protection: Exceeds 2000 V HBM
  • Operating Temperature Range: -40°C to +85°C

Buy the Buy NXP PCA9546A Part Number PCA9546ABS118 Online

Purchase the NXP PCA9546A four-channel I2C-bus switch with reset capability today online. Designed for seamless channel selection, voltage compatibility, and robust performance, it supports multiple packages, low ON-resistance, and hot insertion. Perfect for complex bus systems requiring reliable switching, level translation, and reset functions, ensuring stable operation in various voltages from 2.3 V to 5.5 V. Get quick delivery and expert support when you order from authorized distributors online now.

Order your NXP PCA9546A Parts9546ABS118 today and ensure reliable I²C channel switching and voltage level translation for your complex electronic projects.

Frequently Asked Questions

Where can I buy NXP PCA9546ABS118?

You can click on the BUY or RFQ button to purchase PCA9546ABS118 from an authorized NXP distributor.

How do I troubleshoot issues or seek technical support for part PCA9546ABS118?

You can download the PCA9546ABS118 datasheet or visit the NXP website for support.

Who is the manufacturer of PCA9546ABS118?

NXP

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