SPDIP-28 Interface - I/O Expanders

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Description Datasheet Availability Pricing (SGD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
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Number of I/Os
Interrupt Output
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Microchip Technology Interface - I/O Expanders 16bit Input/Output Exp I2C interface
Datasheet
3,959In Stock
Min.: 1
Mult.: 1

MCP23017 Through Hole SPDIP-28 I2C, Serial 16 I/O With Interrupt 1.8 V 5.5 V 1.7 MHz - 40 C + 125 C Tube 4 kV
Microchip Technology Interface - I/O Expanders 16bit Input/Output Exp SPI interface
Datasheet
4,688In Stock
7,350Expected 23/6/2026
Min.: 1
Mult.: 1

MCP23S17 Through Hole SPDIP-28 Serial, SPI 16 I/O With Interrupt 1.8 V 5.5 V 10 MHz - 40 C + 125 C Tube 4 kV
Microchip Technology Interface - I/O Expanders 16 bit In/Out
Datasheet
13In Stock
180Expected 4/6/2026
Min.: 1
Mult.: 1

Through Hole SPDIP-28 I2C, Serial 16 I/O With Interrupt 2 V 5.5 V 400 kHz - 40 C + 85 C Tube Without ESD Protection
Microchip Technology Interface - I/O Expanders 16B I/O Expander I2C interface
Datasheet
94In Stock
Min.: 1
Mult.: 1

Through Hole SPDIP-28 I2C, Serial 16 I/O With Interrupt 1.8 V 5.5 V 3.4 MHz - 40 C + 125 C Tube Without ESD Protection