PCA9541BSSLASH03 datasheet(31/43 Pages) NXP

31 / 43 page

PCA9541_5

Product data sheet

Rev. 05 — 1 October 2007

31 of 43

NXP Semiconductors

PCA9541

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

[1]

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

Table 17.

Static characteristics (3.6 V to 5.5 V)

VDD = 3.6 V to 5.5 V; VSS =0V; Tamb = −40 °C to +85 °C; unless otherwise speciﬁed. See Table 16 for VDD = 2.3 V to 3.6 V.

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Supply

VDD

supply voltage

3.6

5.5

IDD

supply current

Operating mode; VDD = 5.5 V; no load;

VI =VDD or VSS; fSCL = 100 kHz

349

600

µA

Istb

standby current

Standby mode; VDD = 5.5 V; no load;

VI =VDD or VSS; fSCL = 0 kHz

200

µA

VPOR

power-on reset voltage

no load; VI =VDD or VSS

[1] -

1.5

2.1

Input SCL_MSTn; input/output SDA_MSTn (upstream and downstream channels)

VIL

LOW-level input voltage

−0.5

0.3VDD

VIH

HIGH-level input voltage

0.7VDD

-6

IOL

LOW-level output current VOL = 0.4 V

VOL = 0.6 V

IIL

LOW-level input current

VI =VSS

−10

+10

µA

IIH

HIGH-level input current

VI =VDD

100

µA

input capacitance

VI =VSS

-4

Select inputs A0 to A3, INT_IN, RESET

VIL

LOW-level input voltage

−0.5

0.3VDD

VIH

HIGH-level input voltage

0.7VDD

-6

ILI

input leakage current

VI =VDD or VSS

−1

+50

µA

input capacitance

VI =VSS

-2

Pass gate

Ron

ON-state resistance

VDD = 4.5 V to 5.5 V; VO = 0.4 V;

IO =15mA

412

Ω

Vo(sw)

switch output voltage

Vi(sw) =VDD = 5.0 V; Io(sw) = −100 µA

3.6

Vi(sw) =VDD = 4.5 V to 5.5 V;

Io(sw) = −100 µA

2.6

4.5

leakage current

VI =VDD or VSS

−1

+100

µA

INT0 and INT1 outputs

IOL

LOW-level output current VOL = 0.4 V

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