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Category Integrated Circuits (ICs) - Interface - Specialized
Mfr Texas Instruments
Package Tape & Reel
Product Status Active
Applications 2-Channel I2C Multiplexer
Interface I2C, SMBus
Voltage - Supply 2.3V ~ 5.5V
Package / Case 14-SOIC (0.154", 3.90mm Width)
Supplier Device Package 14-SOIC
Mounting Type Surface Mount
Base Product Number PCA9543
Standard Package 2,500 pcs
MSL Level 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001
Win Source Part Number 269733-PCA9543ADR
Ultra Librarian 3D Model Ultra Librarian PCA9543ADR CAD Model

Description

The PCA9543ADR from Texas Instruments is a high-performance, low-voltage dual-channel I2C bus switch with an interrupt logic.

  • Supply Voltage: Operates from a 2.3V to 5.5V supply voltage
  • Interrupts: Features two active-low interrupt inputs and an active-low interrupt output
  • I2C Bus Switch: Has a dual 2-to-1 multiplexer/demultiplexer I2C bus switch
  • Stand-by Current: Has an incredibly low stand-by current
  • Channel Selection: Has two separate I2C-bus/SMBus channel selection via the bus master
  • Reset: Has an active HIGH reset input
  • Address Phase: Designed with an acknowledge on the address phase
  • Interrupt Status Register: Yes
  • RoHS Compliant: Yes
  • Package: Comes in a compact SOIC package
  • Operating Temperature: Designed to operate over the extended industrial temperature range of -40°C to +85°C

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Pricing & Ordering

Quantity Unit Price Ext. Price
70+ $0.7422 $51.9540
145+ $0.6952 $100.8040
225+ $0.6717 $151.1325
325+ $0.6247 $203.0275
420+ $0.6013 $252.5460
520+ $0.5778 $300.4560
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Availability: 42,260 pieces
MOQ: 70 pcs
Order Increment : 1 piece
*Need More Quantity? *Request a Bulk Quantity Quotation?
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