Through Hole Interface - I/O Expanders

Results: 20
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Description Datasheet Availability Pricing (GBP) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
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Package/Case
Interface Type
Number of I/Os
Interrupt Output
Supply Voltage - Min
Supply Voltage - Max
Maximum Clock Frequency
Minimum Operating Temperature
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ESD Protection

Microchip Technology Interface - I/O Expanders Mixed signal 1 Wire
Datasheet
80In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-14 CAN 8 I/O Without Interrupt 2.7 V 5.5 V 25 MHz - 40 C + 85 C Tube 3.5 kV
Texas Instruments Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus A ALT 595-PCF8574AN
Datasheet
Product Comments
128In Stock
Min.: 1
Mult.: 1

PCF8574A Through Hole PDIP-16 I2C, Serial 8 I/O With Interrupt 2.5 V 6 V 100 kHz - 40 C + 85 C Tube 1 kV
Microchip Technology Interface - I/O Expanders Mixed signal Expandr
Datasheet
244In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-14 CAN 8 I/O Without Interrupt 5.5 V 5.5 V 25 MHz - 65 C + 150 C Tube 3.5 kV
Microchip Technology Interface - I/O Expanders 16bit Input/Output Exp SPI interface
Datasheet
11,047In Stock
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 In/Out SPI int
Datasheet
1,078In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-18 Serial, SPI 8 I/O With Interrupt 1.8 V 5.5 V 10 MHz - 40 C + 125 C Tube Without ESD Protection
Texas Instruments Interface - I/O Expanders 8bit I/O Expndr
Datasheet
1,041In Stock
Min.: 1
Mult.: 1

PCF8574A Through Hole PDIP-16 I2C, Serial 8 I/O With Interrupt 2.5 V 6 V 100 kHz - 40 C + 85 C Tube 1 kV
Microchip Technology Interface - I/O Expanders 16bit Input/Output Exp I2C interface
Datasheet
4,212In Stock
7,965Expected 28/09/2026
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 In/Out I2C int
Datasheet
687In Stock
2,300Expected 21/09/2026
Min.: 1
Mult.: 1

Through Hole PDIP-18 I2C, Serial 8 I/O With Interrupt 1.8 V 5.5 V 1.7 MHz - 40 C + 125 C Tube Without ESD Protection
Microchip Technology Interface - I/O Expanders 8-bit I/O Expander I2C interface
Datasheet
277In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-18 I2C, Serial 8 I/O With Interrupt 1.8 V 5.5 V 3.4 MHz - 40 C + 125 C Tube 4 kV
Microchip Technology Interface - I/O Expanders 16B I/O Expander I2C interface
Datasheet
411In 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
Microchip Technology Interface - I/O Expanders 8-bit I/O Expander SPI interface
Datasheet
211In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-18 Serial, SPI 8 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 16B I/O Expander SPI interface
Datasheet
569In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-28 Serial, SPI 16 I/O With Interrupt 1.8 V 5.5 V 10 MHz - 40 C + 125 C Tube Without ESD Protection

Microchip Technology Interface - I/O Expanders Digital CAN I/O
Datasheet
117In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-14 CAN 8 I/O Without Interrupt 2.75 V 5.5 V 25 MHz - 65 C + 150 C Tube 3.5 kV

Microchip Technology Interface - I/O Expanders Mixed signal Expandr
Datasheet
29In Stock
Min.: 1
Mult.: 1

Through Hole PDIP-14 CAN 8 I/O Without Interrupt 5.5 V 5.5 V 25 MHz - 65 C + 150 C Tube 3.5 kV
Renesas / Intersil Interface - I/O Expanders PERIPH PRG-I/O 5V 8MHZ 40CDIP IND
Datasheet
67In Stock
Min.: 1
Mult.: 1
No
82C55 Through Hole CDIP-40 Parallel 24 I/O With Interrupt 4.5 V 5.5 V 8 MHz - 40 C + 85 C Tube 1 kV
Texas Instruments Interface - I/O Expanders 8bit I/O Expndr
Datasheet
16,073On Order
Min.: 1
Mult.: 1

PCF8574 Through Hole PDIP-16 I2C, Serial 8 I/O With Interrupt 2.5 V 6 V 100 kHz - 40 C + 85 C Tube 1 kV
Microchip Technology Interface - I/O Expanders 16 bit In/Out
Datasheet
495Expected 20/08/2026
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 Digital CAN I/O
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

Through Hole PDIP-14 5.5 V 5.5 V - 65 C + 150 C Tube

Microchip Technology Interface - I/O Expanders Digital 1 Wire capab
Datasheet
Non-Stocked Lead-Time 9 Weeks
Min.: 1
Mult.: 1

Through Hole PDIP-14 CAN 8 I/O Without Interrupt 2.7 V 5.5 V 4 MHz - 65 C + 150 C Tube 3.5 kV
Texas Instruments Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus A ALT 595-PCF8574N
Datasheet
Product Comments
Non-Stocked Lead-Time 9 Weeks
Min.: 1
Mult.: 1

PCF8574 Through Hole PDIP-16 8 I/O 2.5 V 6 V 100 kHz - 40 C + 85 C Tube