PCA9555DB 查看數據表（PDF） - Philips Electronics

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PCA9555DB

16-bit I2C and SMBus I/O port with interrupt

Philips Electronics 

Philips Semiconductors

16-bit I2C and SMBus I/O port with interrupt

Product data sheet

PCA9555

1.4

IDD (mA)

1.2

1.0

VDD = 5.5 V

V+ = 5.5 V

A2, A1, A0 set to ‘0’

SW02259

0.8

0.6

0.4

0.2

0.0

All 1’s

One 0’s

Three 0’s

All 0’s

NOTE:

Each I/O adds about 0.07 mA to IDD when held LOW.

Figure 12. IDD versus number of I/Os held LOW

5.5

VOH (V)

5.0

4.5

4.0

3.5

3.0

2.5

2.0

SW02281

2.7 V

3.6 V

VDD

5.5 V

Figure 13. VOH maximum

4.5

VOH (V)

4.0

SW02282

3.5

3.0

2.5

2.0

1.5

2.3 V

3.0 V

VDD

4.75 V

Figure 14. VOH minimum

Tamb = –40 °C

Tamb = +25 °C

Tamb = +85 °C

IOH = –8 mA

IOH = –10 mA

IOH = –8 mA

IOH = –10 mA

2004 Sep 30

14

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