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PA9542A

2-channel I2C multiplexer and interrupt logic

Philips Electronics 

Philips Semiconductors

2-channel I2C multiplexer and interrupt logic

Product data sheet

PCA9542A

DC CHARACTERISTICS

VDD = 4.5 V to 5.5 V; VSS = 0 V; Tamb = –40 °C to +85 °C; unless otherwise specified. (See page 9 for VDD = 2.3 V to 3.6 V.)

SYMBOL

PARAMETER

TEST CONDITIONS

LIMITS

MIN

TYP

MAX

Supply

VDD

Supply voltage

IDD

Supply current

Istb

Standby current

VPOR

Power-on reset voltage

Input SCL; input/output SDA

Operating mode; VDD = 5.5 V;

no load; VI = VDD or VSS;

fSCL = 100 kHz

Standby mode; VDD = 5.5 V;

no load; VI = VDD or VSS; fSLC = 0 KHz

no load; VI = VDD or VSS

4.5

5.5

–

25

100

–

0.3

1

–

1.7

2.1

VIL

LOW level input voltage

VIH

HIGH level input voltage

IOL

LOW level output current

ILI

Leakage current

Ci

Input capacitance

Select inputs A0, A1, A2, INT0, INT1

VOL = 0.4 V

VOL = 0.6 V

VI = VDD or VSS

VI = VSS

–0.5

–

0.7 VDD

–

3

–

6

–

–1

–

–

9

0.3 VDD

6

–

–

+1

10

VIL

VIH

ILI

Ci

Pass Gate

LOW level input voltage

HIGH level input voltage

Input leakage current

Input capacitance

VI = VDD or VSS

VI = VSS

–0.5

–

+0.3 VDD

0.7 VDD

–

VDD + 0.5

–1

–

+1

–

2

5

RON

VPass

IL

Cio

INT Output

Switch resistance

Switch output voltage

Leakage current

Input/output capacitance

VCC = 4.5 to 5.5 V, VO = 0.4 V, IO = 15 mA

4

9

24

Vswin = VDD = 5.0 V; Iswout = –100 µA

–

3.6

–

Vswin = VDD = 4.5 to 5.5 V; Iswout = –100 µA

2.6

–

4.5

VI = VDD or VSS

–1

–

+1

VI = VSS

–

3

5

IOL

LOW level output current

VOL = 0.4 V

3

–

–

IOH

HIGH level output current

—

–

+10

NOTES:

1. VDD must be lowered to 0.2 V in order to reset part.

2. For operation between published voltage ranges, refer to worst case parameter in both ranges.

UNIT

V

µA

µA

V

V

V

mA

mA

µA

pF

V

V

µA

pF

Ω

V

V

µA

pF

mA

µA

2004 Sep 29

10

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