Circuit Board Chip MCP23S17-E/SO 16-Bit I/O Expander with High-Speed SPI Interface

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 Pins:
- Configurable as active-high, active-low or open-drain
• INTA and INTB Can Be Configured to Operate Independently or Together​

• Configurable Interrupt Source:
- Interrupt-on-change from configured register defaults or pin changes
• Polarity Inversion Register to Configure the Polarity of the Input Port Data
• External Reset Input
• Low Standby Current: 1 µA (max.)
• Operating Voltage:
- 1.8V to 5.5V @ -40°C to +85°C
- 2.7V to 5.5V @ -40°C to +85°C
- 4.5V to 5.5V @ -40°C to +125°C

​

ATFU Electronics LTD is a professional distributor of imported original integrated circuit chip with 7 years experience.

ATFU mainly focus on LED Driver IC, MCU chip, Flash memory chip and programmerable chip IC at the very beginning.

With the development of ATFU, also based on the value to meet client's need, ATFU expand to Diode and capacitor too these years.

As Our Founder Mr Bin said, The most important thing in bussiness is turst, and how you convince people, firstly you should be honest.

In ATFU team, all people are honest to client, we try our best to give advices, we try our best to serve each client, we try our best to be client's best support. This is how ATFU growing, grown with fast speed. 

We sincerely hope could start our business with anyone who need components chip in this world, come and contact me now for any.