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PCF8575 Datenblatt(PDF) 5 Page - NXP Semiconductors |
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PCF8575 Datenblatt(HTML) 5 Page - NXP Semiconductors |
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5 / 24 page ![]() 1999 Apr 07 5 Philips Semiconductors Product specification Remote 16-bit I/O expander for I2C-bus PCF8575 5 PINNING SYMBOL PIN DESCRIPTION INT 1 interrupt output (active LOW) A1 2 address input 1 A2 3 address input 2 P00 4 quasi-bidirectional I/O 00 P01 5 quasi-bidirectional I/O 01 P02 6 quasi-bidirectional I/O 02 P03 7 quasi-bidirectional I/O 03 P04 8 quasi-bidirectional I/O 04 P05 9 quasi-bidirectional I/O 05 P06 10 quasi-bidirectional I/O 06 P07 11 quasi-bidirectional I/O 07 VSS 12 supply ground P10 13 quasi-bidirectional I/O 10 P11 14 quasi-bidirectional I/O 11 P12 15 quasi-bidirectional I/O 12 P13 16 quasi-bidirectional I/O 13 P14 17 quasi-bidirectional I/O 14 P15 18 quasi-bidirectional I/O 15 P16 19 quasi-bidirectional I/O 16 P17 20 quasi-bidirectional I/O 17 A0 21 address input 0 SCL 22 serial clock line input SDA 23 serial data line input/output VDD 24 supply voltage Fig.2 Pin configuration. handbook, halfpage PCF8575 MGL538 1 2 3 4 5 6 7 8 9 10 11 12 INT A1 A2 P00 P01 P02 P03 P04 P05 P06 P07 VSS VDD SDA SCL A0 P17 P16 P15 P14 P13 P12 P11 P10 24 23 22 21 20 19 18 17 16 15 14 13 |
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