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PCA9540BDP

2-channel I2C-bus multiplexer

NXP Semiconductors. 

NXP Semiconductors

PCA9540B

2-channel I2C-bus multiplexer

3. Ordering information

Table 1. Ordering information

Tamb = −40 °C to +85 °C

Type number Topside

mark

Package

Name

PCA9540BD PA9540B SO8

PCA9540BDP 9540B

TSSOP8

PCA9540BGD 40B

XSON8U

Description

Version

plastic small outline package; 8 leads; body width 3.9 mm

SOT96-1

plastic thin shrink small outline package; 8 leads; body width 3 mm SOT505-1

plastic extremely thin small outline package; no leads; 8 terminals; SOT996-2

UTLP based; body 3 × 2 × 0.5 mm

4. Block diagram

PCA9540B

SD0

SD1

SC0

SC1

VSS

VDD

POWER-ON

RESET

SWITCH CONTROL LOGIC

SCL

SDA

INPUT

FILTER

I2C-BUS

CONTROL

Fig 1. Block diagram of PCA9540B

002aae715

PCA9540B_4

Product data sheet

Rev. 04 — 3 September 2009

© NXP B.V. 2009. All rights reserved.

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