Two-Channel I²C-Bus Multiplexer | NXP Semiconductors

Two-Channel I2C-Bus Multiplexer

Product Details

Block Diagram

PCA9540B

PCA9540B Block Diagram

Features

Key Features

  • 1-of-2 bidirectional translating multiplexer
  • I²C-bus interface logic; compatible with SMBus standards
  • Channel selection via I²C-bus
  • Power-up with all multiplexer channels deselected
  • Low Ron switches
  • Allows voltage level translation between 1.8 V, 2.5 V, 3.3 V and 5 V buses
  • No glitch on power-up
  • Supports hot insertion
  • Low standby current
  • Operating power supply voltage range of 2.3 V to 5.5 V
  • 5 V tolerant inputs
  • 0 Hz to 400 kHz clock frequency
  • ESD protection exceeds 2000 V HBM per JESD22-A114 and 1000 V CDM per JESD22-C101
  • Latch-up testing is done to JEDEC Standard JESD78 which exceeds 100 mA
  • Packages offered: SO8, TSSOP8, XSON8

Buy/Parametrics

2 results

Include 0 NRND

Order

CAD Model

Status

Budgetary Price excluding tax

Operating Temperature (°C)

Operating voltage (VDC)

Inputs

Outputs

No of Addresses

I2C-bus (kHz)

Active

1K @ US$0.59

-40~85

2.3~5.5

1

2

1

400

Active

1K @ US$0.60 - 1K @ US$0.72

-40~85

2.3~5.5

1

2

1

400

Documentation

Quick reference to our documentation types.

1-10 of 16 documents

Compact List

Application Note (3)
Brochure (1)
Data Sheet (1)
Fact Sheet (1)
Package Information (2)
Packing Information (3)
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Design Files

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5 design files

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