I2C General Purpose I/O Expanders

NXP Semiconductors I2C General Purpose I/O Expanders provide GPIO expansion for most microprocessor families, allowing designers to save the GPIOs on microprocessors for other important functions. Designers can utilize the microprocessor GPIOs for important functions and use the I/O expander for other duties, including system monitoring, ACPI power switches, sensors, push buttons, LEDs, fans, and more. NXP GPIO expanders are ideal for adding fan and LED control to systems. They are also ideal for monitoring system functions and accepting push-button inputs.

Types of Semiconductors

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Results: 33
Select Image Part # Mfr. Description Datasheet Availability Pricing (SGD) Filter the results in the table by unit price based on your quantity. Qty. RoHS
NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554B in TSSOP16 package 3,341In Stock
Min.: 1
Mult.: 1
: 2,500

NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt and Reset in VFBGA24 package 4,828In Stock
Min.: 1
Mult.: 1
: 6,000

NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt and Reset in HWQFN24 package 19,463In Stock
Min.: 1
Mult.: 1
: 6,000

NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in HVQFN16 package 63,928In Stock
Min.: 1
Mult.: 1
: 6,000

NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in TSSOP16 package 54,092In Stock
Min.: 1
Mult.: 1
: 2,500

NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in HWQFN24 package 53,749In Stock
49,841On Order
Min.: 1
Mult.: 1
: 6,000

NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt and Agile I/O in HWQFN24 package 15,002In Stock
30,000Expected 6/10/2026
Min.: 1
Mult.: 1
: 6,000

NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Reset and Agile I/O in HWQFN24 package 16,979In Stock
Min.: 1
Mult.: 1
: 6,000

NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt and Reset in TSSOP16 package 2,691In Stock
Min.: 1
Mult.: 1
: 2,500

NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt and Reset in TSSOP24 package 6,126In Stock
Min.: 1
Mult.: 1
: 2,500


NXP Semiconductors Interface - Signal Buffers, Repeaters Dual Supply Low power level translating I2C-bus/SMBus repeater 5,700In Stock
Min.: 1
Mult.: 1
: 4,000

NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt, Low Voltage version of PCA9535 in HWQFN24 package 12,310In Stock
Min.: 1
Mult.: 1
: 6,000

NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt, Low Voltage version of PCA9535 in TSSOP24 package 6,865In Stock
12,500Expected 1/3/2027
Min.: 1
Mult.: 1
: 2,500


NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus I/O Expander with Interrupt and Reset in HVQFN16 package 9,909In Stock
18,000Expected 21/9/2026
Min.: 1
Mult.: 1
: 6,000

NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus I/O Expander with Interrupt and Reset in TSSOP16 package 2,662In Stock
5,000Expected 8/10/2026
Min.: 1
Mult.: 1
: 2,500

NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt and Reset in HWQFN24 package 13,005In Stock
12,000Expected 12/10/2026
Min.: 1
Mult.: 1
: 6,000

NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt in HWQFN24 package 12,495In Stock
40,880On Order
Min.: 1
Mult.: 1
: 6,000

NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in X2QFN16 package 4,986In Stock
Min.: 1
Mult.: 1
: 5,000

NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in XQFN16 package 12,663In Stock
96,000On Order
Min.: 1
Mult.: 1
: 4,000

NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in VFBGA24 package 2,218In Stock
6,000Expected 7/10/2026
Min.: 1
Mult.: 1
: 6,000

NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Agile I/O in HWQFN24 package 12,481In Stock
18,000Expected 12/10/2026
Min.: 1
Mult.: 1
: 6,000


NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt and Reset in HVQFN16 package 661In Stock
6,000Expected 19/10/2026
Min.: 1
Mult.: 1
: 6,000

NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt and Reset in XQFN16 package 173In Stock
132,000On Order
Min.: 1
Mult.: 1
: 4,000

NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554C in TSSOP16 package
12,450Expected 8/10/2026
Min.: 1
Mult.: 1
: 2,500


NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554B in HVQFN16 package 416In Stock
6,000Expected 20/8/2026
Min.: 1
Mult.: 1
: 6,000