MCP23017/MCP23S17
16-Bit I/O Expander with Serial Interface 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 ВµA (max.) Operating Voltage:
-1.8V to 5.5V @ -40В°C to +85В°C
-2.7V to 5.5V @ -40В°C to +85В°C
-4.5V to 5.5V @ -40В°C to +125В°C 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 Packages 28-pin QFN, 6 x 6 mm Body
28-pin SOIC, Wide, 7.50 mm Body
28-pin SPDIP, 300 mil Body
28-pin SSOP, 5.30 mm Body Package Types
MCP23017 SOIC
SPDIP
SSOP 1 …