| Part Number | MCP23017 |
| Manufacturer | Microchip Technology |
| Title | (MCP23017 / MCP23S17) 16-Bit I/O Expander |
| Description | MCP23017/MCP23S17 16-Bit I/O Expander with Serial Interface Features • 16-Bit Remote Bidirectional I/O Port: - I/O pins default to input • High-... |
| Features |
• 16-Bit Remote Bidirectional I/O Port: - I/O pins default to input • High-Speed I2C Interface (MCP23017): - 100 kHz - 400 kHz - 1.7 MHz • High-Speed SPI Interface (MCP23S17): - 10 MHz (maximum) • Three Hardware Address Pins to Allow Up to Eight Devices On the Bus • Configurable Interrupt Output Pin... |
| File Size | 770.06KB |
| Datasheet |
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MCP23016 : PINOUT DESCRIPTION PDIP, SOIC, SSOP Pin No. 9 10 2 3 4 5 7 11 12 13 21 22 23 24 25 26 27 28 14 15 6 16 17 18 1, 8, 19 20 QFN Pin No. 6 7 27 28 1 2 4 8 9 10 18 19 20 21 22 23 24 25 11 12 3 13 14 15 5, 16, 26 17 I/O/P Type I O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I I/O O I I I P P Buffer Type ST — TTL TTL TTL TTL TTL ST ST ST TTL TTL TTL TTL TTL TTL TTL TTL ST ST OD ST ST ST — — Description TABLE 1-1: Pin Name CLK TP GP1.0 GP1.1 GP1.2 GP1.3 GP1.4 GP1.5 GP1.6 GP1.7 GP0.0 GP0.1 GP0.2 GP0.3 GP0.4 GP0.5 GP0.6 GP0.7 SCL SDA INT A0 A1 A2 VSS VDD Clock source input Test Pin (This pin must be left floating) D0 digital input/output for GP1 D1 digital input/output for GP1 .
MCP23018 : I2C PINOUT DESCRIPTION (MCP23018) 24L QFN 24 1 2 3 4 5 6 7 8 23 9 10 11 12 13 14 15 16 17 18 19 20 21 22 — 25 24L Pin SSOP Type 2 3 4 5 6 7 8 9 10 1 11 12 13 14 15 16 17 18 19 20 21 22 23 24 — — I/O I/O I/O I/O I/O I/O I/O I/O P P I I/O I I O O I/O I/O I/O I/O I/O I/O I/O I/O Standard Function Bidirectional I/O Pin (5.5 volt tolerant inputs; open-drain outputs). Can be enabled for interrupt on change, and/or internal pull-up resistor. Bidirectional I/O Pin (5.5 volt tolerant inputs; open-drain outputs). Can be enabled for interrupt on change, and/or internal pull-up resistor. Bidirectional I/O Pin (5.5 volt tolerant inputs; open-drain outputs). Can be enabled for interrupt on change, and/or.