2002 Nov 22

14

Philips Semiconductors

Product specification

PCF8574

8

LIMITING VALUES

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

9

HANDLING

Inputs and outputs are protected against electrostatic discharge in normal handling. However it is good practice to take

normal precautions appropriate to handling MOS devices (see

“Handling MOS devices”).

10 DC CHARACTERISTICS

SYMBOL

PARAMETER

MIN.

MAX.

UNIT

supply voltage

−0.5

+7.0

V

input voltage

V

DC input current

−±20

mA

DC output current

−±25

mA

supply current

−±100

mA

supply current

−±100

mA

total power dissipation

−

400

mW

power dissipation per output

−

100

mW

storage temperature

−65

+150

°C

ambient temperature

−40

+85

°C

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

Supply

supply voltage

2.5

−

6.0

V

supply current

−

40

100

µA

standby current

−

2.5

10

µA

Power-on reset voltage

−

1.3

2.4

V

Input SCL; input/output SDA

LOW level input voltage

−0.5

−

V

HIGH level input voltage

−

V

LOW level output current

3

−−

mA

leakage current

−1

−

+1

µA

input capacitance

−−

7pF