PCA9538D datasheet(13/28 Pages) NXP

13 / 28 page

PCA9538_5

Product data sheet

Rev. 05 — 28 May 2009

13 of 28

NXP Semiconductors

PCA9538

8-bit I2C-bus and SMBus low power I/O port with interrupt and reset

Limiting values

Static characteristics

Table 8.

Limiting values

In accordance with the Absolute Maximum Rating System (IEC 60134).

Symbol

Parameter

Conditions

Min

Max

Unit

VDD

supply voltage

−0.5

+6.0

input current

±20

VI/O

voltage on an input/output pin

VSS − 0.5

5.5

IO(IOn)

output current on pin IOn

±50

IDD

supply current

ISS

ground supply current

100

Ptot

total power dissipation

200

Tstg

storage temperature

−65

+150

°C

Tamb

ambient temperature

operating

−40

+85

°C

Tj(max)

maximum junction temperature

+125

°C

Table 9.

Static characteristics

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

Supplies

VDD

supply voltage

2.3

5.5

IDD

supply current

operating mode; VDD = 5.5 V;

no load; fSCL = 100 kHz

104

175

µA

IstbL

LOW-level standby current

Standby mode; VDD = 5.5 V;

no load; VI =VSS;

fSCL = 0 kHz; I/O = inputs

0.25

µA

IstbH

HIGH-level standby current

Standby mode; VDD = 5.5 V;

no load; VI =VDD;

fSCL = 0 kHz; I/O = inputs

0.25

µA

VPOR

power-on reset voltage

no load; VI =VDD or VSS

[1] -

1.5

1.65

Input SCL; input/output SDA

VIL

LOW-level input voltage

−0.5

+0.3VDD

VIH

HIGH-level input voltage

0.7VDD

5.5

IOL

LOW-level output current

VOL = 0.4 V

leakage current

VI =VDD =VSS

−1-

µA

input capacitance

VI =VSS

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