PCA9541 datasheet(3/43 Pages) NXP

Part #	PCA9541

Description	2-to-1 I2C-bus master selector with interrupt logic and reset

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Manufacturer	NXP [NXP Semiconductors]

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PCA9541_5

Product data sheet

Rev. 05 — 1 October 2007

3 of 43

NXP Semiconductors

PCA9541

2-to-1 I2C-bus master selector with interrupt logic and reset

4.

Ordering information

[1]

The PCA9541/02 version is being discontinued as of December 2007 and customers should use PCA9541/01.

5.

Marking

Table 1.

Ordering information

Tamb = −40 °C to +85 °C

Type number

Package

Name

Description

Version

PCA9541D/01

SO16

plastic small outline package; 16 leads; body width 3.9 mm

SOT109-1

PCA9541PW/01

TSSOP16

plastic thin shrink small outline package; 16 leads; body width 4.4 mm

SOT403-1

PCA9541BS/01

HVQFN16

plastic thermal enhanced very thin quad ﬂat package; no leads; 16 terminals;

body 4

× 4 × 0.85 mm

SOT629-1

PCA9541D/02[1]

SO16

plastic small outline package; 16 leads; body width 3.9 mm

SOT109-1

PCA9541PW/02[1] TSSOP16

plastic thin shrink small outline package; 16 leads; body width 4.4 mm

SOT403-1

PCA9541BS/02[1]

HVQFN16

plastic thermal enhanced very thin quad ﬂat package; no leads; 16 terminals;

body 4

× 4 × 0.85 mm

SOT629-1

PCA9541D/03

SO16

plastic small outline package; 16 leads; body width 3.9 mm

SOT109-1

PCA9541PW/03

TSSOP16

plastic thin shrink small outline package; 16 leads; body width 4.4 mm

SOT403-1

PCA9541BS/03

HVQFN16

plastic thermal enhanced very thin quad ﬂat package; no leads; 16 terminals;

body 4

× 4 × 0.85 mm

SOT629-1

Table 2.

Marking codes

Type number

Topside mark

PCA9541D/01

PCA9541PW/01

9541/01

PCA9541BS/01

41/1

PCA9541D/02

PCA9541PW/02

9541/02

PCA9541BS/02

41/2

PCA9541D/03

PCA9541PW/03

9541/03

PCA9541BS/03

41/3

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