MCP23017-E / SO Programmable IC Chip Electronics ICs Chip Integarted Circuts

16-Bit I/O Expander with Serial Interface

A part  of stock list

Feature

 • 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 (max.)

• 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

Packages

• 28-pin PDIP (300 mil)

• 28-pin SOIC (300 mil)

• 28-pin SSOP

• 28-pin QFN