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NXP PCA9547BS118 I2C Multiplexer

The PCA9547 is an 8-channel I2C-bus multiplexer with reset, designed for reliable channel selection and voltage level translation in industrial applications. It enables one downstream channel at a time, with automatic power-up default to channel 0, ensuring seamless communication. Features include an active LOW reset, support for multiple bus voltages (1.8 V, 2.5 V, 3.3 V, 5 V), low ON-state resistance, and support for hot insertion. It suits complex I2C systems requiring multiplexing, voltage translation, and fault recovery, operating from 2.3 V to 5.5 V and protected against ESD events.

Authorized Distributors
Source:Newark
Part No:PCA9547BS,118
Stock:149
Inv Date:06-09-2026
Price: Unit price: $2.21
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Part No:PCA9547BS,118
Stock:32448
Inv Date:06-10-2026
Price: Unit price: $2.25
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Part No:PCA9547BS,118
Stock:0
Inv Date:06-09-2026
Price: Unit price: $1.04
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Part No:PCA9547BS,118
Stock:1030
Inv Date:06-10-2026
Price: N/A
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NXP PCA9547BS118 I2C Multiplexer Specifications:

  • Channels: 8 bidirectional channels controlled via I2C
  • Operating Voltage Range: 2.3 V to 5.5 V
  • Enable Channel: One at a time
  • Default Power-up State: Channel 0 connected
  • Reset Input: Active LOW, resets channels and state machine
  • Voltage Translation: Supports 1.8 V, 2.5 V, 3.3 V, 5 V buses with adjustable limit via Vpp
  • ON-State Resistance: 5 Ω at Vpp=3.6 V, 16 Ω at Vpp=2.3 V
  • Supply Currents: 20 pA standby, 50 pA operating at Vpp=3.6 V
  • Data Transfer Frequency: Up to 400 kHz
  • ESD Protection: >2000 V HBM, >1000 V CDM
  • Package Options: SO24, TSSOP24, HVQFN24
  • Supports Hot Insertion and Fault Recovery via reset
  • Supports voltage level translation without additional components

Buy the NXP PCA9547- Reliable I2C Multiplexer for Industrial Applications

Enhance your industrial automation with the reliable NXP PCA9547 multi-channel I2C bus multiplexer. Featuring voltage translation, fault recovery reset, and support for multiple bus voltages. This device simplifies complex system designs by allowing one downstream channel at a time, with fast switching and low ON resistance for efficient signal integrity. Ideal for applications requiring seamless communication, fault handling, and voltage level translation across mixed voltage systems, supported by various packages and robust ESD protections. Order online today for dependable system performance.

Order your NXP PCA9547BS118 multi-channel I2C bus multiplexer today and ensure robust, flexible control in your industrial systems with voltage translation and reset features.

Frequently Asked Questions

Where can I buy NXP PCA9547BS118?

You can click on the BUY or RFQ button to purchase PCA9547BS118 from an authorized NXP distributor.

How do I troubleshoot issues or seek technical support for part PCA9547BS118?

You can download the PCA9547BS118 datasheet or visit the NXP website for support.

Who is the manufacturer of PCA9547BS118?

NXP

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