PCA9505 datasheet(21/34 Pages) NXP

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PCA9505_9506

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Product data sheet

Rev. 4 — 3 August 2010

21 of 34

NXP Semiconductors

PCA9505/06

40-bit I2C-bus I/O port with RESET, OE and INT

IstbL

LOW-level standby current

PCA9505 only

VDD = 2.3 V

0.97

VDD =3.3 V

1.3

VDD =5.5 V

2.2

VPOR

power-on reset voltage[1]

no load; VI =VDD or VSS

-1.70

2.0

Input SCL; input/output SDA

VIL

LOW-level input voltage

−0.5

+0.3VDD V

VIH

HIGH-level input voltage

0.7VDD

-5.5

IOL

LOW-level output current

VOL = 0.4 V

--mA

leakage current

VI =VDD =VSS

−1-

μA

input capacitance

VI =VSS

I/Os

VIL

LOW-level input voltage

−0.5

+0.8

VIH

HIGH-level input voltage

5.5

IOL

LOW-level output current

VOL =0.5 V

VDD = 2.3 V

--mA

VDD = 3.0 V

--mA

VDD = 4.5 V

--mA

IOL(tot)

total LOW-level output current

VOL =0.5 V; VDD =4.5 V

0.6

VOH

HIGH-level output voltage

IOH = −10 mA

VDD = 2.3 V

1.6

VDD = 3.0 V

2.3

VDD = 4.5 V

4.0

ILIH

HIGH-level input leakage current

VDD = 3.6 V; VI =VDD

−1-

μA

ILIL

LOW-level input leakage current

VDD = 5.5 V; VI =VSS

PCA9506 only

−1-

μA

PCA9505 only

−100

μA

input capacitance

output capacitance

Interrupt INT

IOL

LOW-level output current

VOL = 0.4 V

--mA

IOH

HIGH-level output current

−1-

μA

output capacitance

3.0

Inputs RESET and OE

VIL

LOW-level input voltage

−0.5

+0.8

VIH

HIGH-level input voltage

5.5

ILI

input leakage current

−1-

μA

input capacitance

3.0

Table 10.

Static characteristics …continued

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

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

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