PCA9545AD datasheet(2/28 Pages) NXP

Part #	PCA9545AD

Description	4-channel I2C-bus switch with interrupt logic and reset

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Manufacturer	NXP [NXP Semiconductors]

Direct Link	http://www.nxp.com

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PCA9545A_45B_45C_7

Product data sheet

Rev. 07 — 19 June 2009

2 of 28

NXP Semiconductors

PCA9545A/45B/45C

4-channel I2C-bus switch with interrupt logic and reset

I 5 V tolerant Inputs

I 0 Hz to 400 kHz clock frequency

I ESD protection exceeds 2000 V HBM per JESD22-A114, 200 V MM per

JESD22-A115, and 1000 V CDM per JESD22-C101

I Latch-up protection exceeds 100 mA per JESD78

I Three packages offered: SO20, TSSOP20, and HVQFN20

3.

Ordering information

3.1 Ordering options

Table 1.

Ordering information

Type number

Package

Name

Description

Version

PCA9545ABS

HVQFN20

plastic thermal enhanced very thin quad ﬂat package;

no leads; 20 terminals; body 5

× 5 × 0.85 mm

SOT662-1

PCA9545AD

SO20

plastic small outline package; 20 leads;

body width 7.5 mm

SOT163-1

PCA9545APW

TSSOP20

plastic thin shrink small outline package; 20 leads;

body width 4.4 mm

SOT360-1

PCA9545BPW

PCA9545CPW

Table 2.

Ordering options

Type number

Topside mark

Temperature range

PCA9545ABS

9545A

−40 °Cto+85 °C

PCA9545AD

−40 °Cto+85 °C

PCA9545APW

PA9545A

−40 °Cto+85 °C

PCA9545BPW

PA9545B

−40 °Cto+85 °C

PCA9545CPW

PA9545C

−40 °Cto+85 °C

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