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TCA9554 Series Interface - I/O Expanders

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Series = TCA9554

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CAD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	Series	Mounting Style	Package / Case	Interface Type	Number of I/Os	Interrupt Output	Supply Voltage - Min	Supply Voltage - Max	Maximum Clock Frequency	Minimum Operating Temperature	Maximum Operating Temperature	Packaging	ESD Protection
	Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan TCA9554DBR Texas Instruments 1: $2.72 2,019In Stock	Mfr. Part # TCA9554DBR Mouser Part # 595-TCA9554DBR	Texas Instruments	Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan Learn More about Texas Instruments ti tca9554 tca9554a expander	Datasheet	2,019In Stock	Cut Tape $2.72 $2.00 $1.83 $1.63 Reel $1.41 View $1.54 $1.48 $1.47 $1.35 MouseReel Available	Min.: 1 Mult.: 1 : 2,000			TCA9554	SMD/SMT	SSOP-16	I2C, Serial, SMBus	8 I/O	With Interrupt	1.65 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
	Interface - I/O Expanders Remote 8-B I2C & SM Bus I/O Expander TCA9554PWR Texas Instruments 1: $2.51 11,239In Stock	Mfr. Part # TCA9554PWR Mouser Part # 595-TCA9554PWR	Texas Instruments	Interface - I/O Expanders Remote 8-B I2C & SM Bus I/O Expander Learn More about Texas Instruments ti tca9554 tca9554a expander	Datasheet	11,239In Stock	Cut Tape $2.51 $1.83 $1.66 $1.47 Reel $1.23 View $1.39 $1.33 $1.31 $1.20 MouseReel Available	Min.: 1 Mult.: 1 : 2,000			TCA9554	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	8 I/O	With Interrupt	1.65 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
	Interface - I/O Expanders Remote 8-bit I2C SMB us I/O Expander TCA9554DBQR Texas Instruments 1: $2.82 1,248In Stock 2,500Expected 2026-11-19	Mfr. Part # TCA9554DBQR Mouser Part # 595-TCA9554DBQR	Texas Instruments	Interface - I/O Expanders Remote 8-bit I2C SMB us I/O Expander Learn More about Texas Instruments ti tca9554 tca9554a expander	Datasheet	1,248In Stock 2,500Expected 2026-11-19	Cut Tape $2.82 $2.09 $1.90 $1.70 Reel $1.43 View $1.60 $1.54 $1.40 MouseReel Available	Min.: 1 Mult.: 1 : 2,500			TCA9554	SMD/SMT	SSOP-16	I2C, Serial, SMBus	8 I/O	With Interrupt	1.65 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
	Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9554DWT TCA9554DWR Texas Instruments 1: $2.55 797In Stock 4,000On Order	Mfr. Part # TCA9554DWR Mouser Part # 595-TCA9554DWR	Texas Instruments	Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9554DWT Learn More about Texas Instruments ti tca9554 tca9554a expander	Datasheet	797In Stock 4,000On Order	Cut Tape $2.55 $1.87 $1.70 $1.51 Reel $1.21 View $1.42 $1.36 $1.35 $1.18 MouseReel Available	Min.: 1 Mult.: 1 : 2,000			TCA9554	SMD/SMT	SOIC-16	I2C, Serial, SMBus	8 I/O	With Interrupt	1.65 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
	Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9554DWR TCA9554DWT Texas Instruments 1: $3.63 35In Stock 500Expected 2026-11-19	Mfr. Part # TCA9554DWT Mouser Part # 595-TCA9554DWT	Texas Instruments	Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9554DWR Learn More about Texas Instruments ti tca9554 tca9554a expander	Datasheet	35In Stock 500Expected 2026-11-19	Cut Tape $3.63 $2.69 $2.45 $2.19 Reel $2.07 View $2.00 $1.92 $1.90 $1.83 MouseReel Available	Min.: 1 Mult.: 1 : 250			TCA9554	SMD/SMT	SOIC-16	I2C, Serial, SMBus	8 I/O	With Interrupt	1.65 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel