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PCF8574TS Datasheet(PDF) 6 Page - NXP Semiconductors |
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PCF8574TS Datasheet(HTML) 6 Page - NXP Semiconductors |
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6 / 24 page  2002 Nov 22 6 Philips Semiconductors Product specification Remote 8-bit I/O expander for I2C-bus PCF8574 5.2 SSOP20 package SYMBOL PIN DESCRIPTION INT 1 interrupt output (active LOW) SCL 2 serial clock line n.c. 3 not connected SDA 4 serial data line VDD 5 supply voltage A0 6 address input 0 A1 7 address input 1 n.c. 8 not connected A2 9 address input 2 P0 10 quasi-bidirectional I/O 0 P1 11 quasi-bidirectional I/O 1 P2 12 quasi-bidirectional I/O 2 n.c. 13 not connected P3 14 quasi-bidirectional I/O 3 VSS 15 supply ground P4 16 quasi-bidirectional I/O 4 P5 17 quasi-bidirectional I/O 5 n.c. 18 not connected P6 19 quasi-bidirectional I/O 6 P7 20 quasi-bidirectional I/O 7 handbook, halfpage 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 INT SCL n.c. SDA VDD A0 A1 n.c. A2 P0 P7 P6 n.c. P5 VSS P4 P3 n.c. P2 P1 PCF8574TS PCF8574ATS MBD978 Fig.4 Pin configuration (SSOP20). |
Similar Part No. - PCF8574TS |
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Similar Description - PCF8574TS |
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