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PCA9548

8-channel I2C switch with reset

Philips Electronics 

Philips Semiconductors

8-channel I2C switch with reset

Product data sheet

PCA9548

DC CHARACTERISTICS

VDD = 3.6 V to 5.5 V; VSS = 0 V; Tamb = –40 °C to +85 °C; unless otherwise specified. (See page 10 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

no load; VI = VDD or VSS

3.6

—

5.5

—

575

600

—

250

300

—

1.7

2.1

VIL

LOW-level input voltage

VIH

HIGH-level input voltage

IOL

LOW-level output current

IIL

LOW-level input current

IIH

HIGH–level input current

Ci

Input capacitance

Select inputs A0 to A2 / RESET

VOL = 0.4 V

VOL = 0.6 V

VI = VSS

VI = VDD

VI = VSS

–0.5

—

0.3VDD

0.7VDD

—

6

3

—

—

6

—

—

–10

—

+10

—

—

100

—

20

21

VIL

VIH

ILI

Ci

Pass Gate

LOW-level input voltage

HIGH-level input voltage

Input leakage current

Input capacitance

pin at VDD or VSS

VI = VSS

–0.5

0.7VDD

–1

—

—

+0.3VDD

—

VDD + 0.5

—

+50

2

5

RON

Switch resistance

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

4

11

24

VPass

Switch output voltage

Vswin = VDD = 5.0 V; Iswout = –100 µA

—

3.5

—

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

2.6

—

4.5

IL

Leakage current

VI = VDD or VSS

–10

—

+10

Cio

Input/output capacitance

VI = VSS

—

3

5

UNIT

V

µA

µA

V

V

V

mA

mA

µA

µA

pF

V

V

µA

pF

Ω

V

V

µA

pF

2004 Sep 30

11

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