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Texas Instruments Interface - I/O Expanders

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CLP) Filter the results in the table by unit price based on your quantity.	Qty.	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 16-bit translating I C-bus/SMBus I/O exp TCAL6416RADTOR Texas Instruments 1: $3.087 3.619In Stock New Product	Mfr. Part # TCAL6416RADTOR Mouser Part # 595-TCAL6416RADTOR New Product	Texas Instruments	Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp Learn More about Texas Instruments ti tcal6416r i2c bus smbus io expander	Datasheet	3.619In Stock	Cut Tape $3.087 $2.301 $2.108 $1.891 View Reel $1.698 $1.789 $1.743 $1.698 $1.698 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1.001 : 3.000	TCAL6416R	SMD/SMT	QFN-24	I2C	16 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	4 kV
Interface - I/O Expanders 16-bit I2C/SMBus I/O expander with inter TCAL9539RPWR Texas Instruments 1: $2.347 1.897In Stock New Product	Mfr. Part # TCAL9539RPWR Mouser Part # 595-TCAL9539RPWR New Product	Texas Instruments	Interface - I/O Expanders 16-bit I2C/SMBus I/O expander with inter Learn More about Texas Instruments ti tcal9539r i2c bus smbus io expander	Datasheet	1.897In Stock	Cut Tape $2.347 $1.732 $1.584 $1.413 View Reel $1.253 $1.333 $1.287 $1.253 $1.253 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1.001 : 3.000	TCAL9539R	SMD/SMT	TSSOP-24	I2C	16 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 16-bit SPI bus I/O e xpander with interr TXE8116DGSR Texas Instruments 1: $1.641 6.711In Stock 5.000Expected 4/19/2027 New Product	Mfr. Part # TXE8116DGSR Mouser Part # 595-TXE8116DGSR New Product	Texas Instruments	Interface - I/O Expanders 16-bit SPI bus I/O e xpander with interr Learn More about Texas Instruments ti txe8116 16 bit spi bus i o expander	Datasheet	6.711In Stock 5.000Expected 4/19/2027	Cut Tape $1.641 $1.185 $1.079 $954 View Reel $819 $893 $858 $819 $819 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1.001 : 5.000	TXE8116	SMD/SMT	VSSOP-24	SPI	16 I/O	Without Interrupt	1.65 V	5.5 V	10 MHz	- 40 C	+ 124 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 8bit I/O Expndr PCF8574N Texas Instruments 1: $3.441 10.315In Stock	Mfr. Part # PCF8574N Mouser Part # 595-PCF8574N	Texas Instruments	Interface - I/O Expanders 8bit I/O Expndr	Datasheet	10.315In Stock	$3.441 $2.563 $2.336 $2.085 View $1.971 $1.925 $1.834 $1.777 $1.743	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
Interface - I/O Expanders 8-bit translating I& sup2;C-bus/SMBus I/ TCAL6408PWR Texas Instruments 1: $1.743 3.140In Stock	Mfr. Part # TCAL6408PWR Mouser Part # 595-TCAL6408PWR	Texas Instruments	Interface - I/O Expanders 8-bit translating I& sup2;C-bus/SMBus I/ Learn More about Texas Instruments ti tcal6408 i2c bus smbus io expander	Datasheet	3.140In Stock	Cut Tape $1.743 $1.276 $1.162 $1.024 Reel $856 View $963 $925 $916 $837 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	TCAL6408	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	8 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	With ESD Protection
Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp TCAL6416PWR Texas Instruments 1: $2.404 3.083In Stock	Mfr. Part # TCAL6416PWR Mouser Part # 595-TCAL6416PWR	Texas Instruments	Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp Learn More about Texas Instruments ti tcal6416 expander	Datasheet	3.083In Stock	Cut Tape $2.404 $1.777 $1.629 $1.447 Reel $1.219 View $1.367 $1.322 $1.299 $1.173 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	TCAL6416	SMD/SMT	TSSOP-24	I2C, Serial, SMBus		With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	4 kV
Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER TCAL9538PWR Texas Instruments 1: $2.267 2.940In Stock	Mfr. Part # TCAL9538PWR Mouser Part # 595-TCAL9538PWR	Texas Instruments	Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER Learn More about Texas Instruments ti tcal9538 expanders	Datasheet	2.940In Stock	$2.267 $1.663 $1.515 $1.356 View $1.276 $1.230 $1.219 $1.101 $1.078	Min.: 1 Mult.: 1	TCAL9538	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	9 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C
Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER TCAL9538RSVR Texas Instruments 1: $2.187 5.447In Stock 9.000Expected 3/29/2027	Mfr. Part # TCAL9538RSVR Mouser Part # 595-TCAL9538RSVR	Texas Instruments	Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER Learn More about Texas Instruments ti tcal9538 expanders	Datasheet	5.447In Stock 9.000Expected 3/29/2027	Cut Tape $2.187 $1.618 $1.470 $1.310 Reel $1.101 View $1.230 $1.185 $1.078 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	TCAL9538	SMD/SMT	UQFN-16	I2C, Serial, SMBus	9 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel
Interface - I/O Expanders 16-bit low-voltage I C-bus and SMBus I/O TCAL9539PWR Texas Instruments 1: $2.803 3.412In Stock 6.000Expected 3/18/2027	Mfr. Part # TCAL9539PWR Mouser Part # 595-TCAL9539PWR	Texas Instruments	Interface - I/O Expanders 16-bit low-voltage I C-bus and SMBus I/O Learn More about Texas Instruments ti tcal9539 i2c bus smbus io expander	Datasheet	3.412In Stock 6.000Expected 3/18/2027	Cut Tape $2.803 $2.073 $1.891 $1.686 Reel $1.447 View $1.595 $1.538 $1.481 $1.401 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	TCAL9539	SMD/SMT	TSSOP-24	I2C, Serial	16 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel
Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander R 595-TCA9539PWR PCA9539PWR Texas Instruments 1: $5.104 7.391In Stock	Mfr. Part # PCA9539PWR Mouser Part # 595-PCA9539PWR	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander R 595-TCA9539PWR	Datasheet	7.391In Stock	Cut Tape $5.104 $3.874 $3.566 $3.224 Reel $2.882 View $3.065 $2.962 $2.757 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	PCA9539	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Lo-Vltg 24B I2C and SMBus I/O Expander TCA6424ARGJR Texas Instruments 1: $3.657 36.527In Stock	Mfr. Part # TCA6424ARGJR Mouser Part # 595-TCA6424ARGJR	Texas Instruments	Interface - I/O Expanders Lo-Vltg 24B I2C and SMBus I/O Expander	Datasheet	36.527In Stock	Cut Tape $3.657 $2.723 $2.495 $2.244 Reel $2.244 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1.001 : 3.000	TCA6424A	SMD/SMT	UQFN-32	I2C, Serial, SMBus	24 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 Rem 16B I2C & SMBus Low-Pwr I/O Expander TCA9539PWR Texas Instruments 1: $2.244 10.664In Stock	Mfr. Part # TCA9539PWR Mouser Part # 595-TCA9539PWR	Texas Instruments	Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Expander	Datasheet	10.664In Stock	Cut Tape $2.244 $1.641 $1.492 $1.333 Reel $1.128 View $1.253 $1.208 $1.196 $1.103 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	TCA9539	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 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 Rem 16B I2C & SMBus Low-Pwr I/O Expander TCA9539RTWR Texas Instruments 1: $3.053 21.130In Stock	Mfr. Part # TCA9539RTWR Mouser Part # 595-TCA9539RTWR	Texas Instruments	Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Expander	Datasheet	21.130In Stock	Cut Tape $3.053 $2.279 $2.085 $1.868 View Reel $1.686 $1.766 $1.720 $1.686 $1.686 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1.001 : 3.000	TCA9539	SMD/SMT	WQFN-24	I2C, Serial, SMBus	16 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 16B I2C & SMB us I/O Expander TCA9555PWR Texas Instruments 1: $2.233 15.530In Stock	Mfr. Part # TCA9555PWR Mouser Part # 595-TCA9555PWR	Texas Instruments	Interface - I/O Expanders Remote 16B I2C & SMB us I/O Expander Learn More about Texas Instruments ti tca9555 io expander	Datasheet	15.530In Stock	Cut Tape $2.233 $1.629 $1.481 $1.322 Reel $1.120 View $1.242 $1.196 $1.185 $1.095 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	TCA9555	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 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 SDIO Port Expander TXS02612RTWR Texas Instruments 1: $2.028 17.894In Stock 27.000On Order	Mfr. Part # TXS02612RTWR Mouser Part # 595-TXS02612RTWR	Texas Instruments	Interface - I/O Expanders SDIO Port Expander	Datasheet	17.894In Stock 27.000On Order On Order Ship Dates Mfr. #: TXS02612RTWR Stock: 17.894 Can Ship Immediately On Order: 3.000 Expected 12/21/2026 3.000 Expected 1/21/2027 21.000 Expected 5/13/2027 Factory Lead-Time: 20 Weeks	Cut Tape $2.028 $1.492 $1.356 $1.196 Reel $1.000 View $1.123 $1.080 $1.071 $979 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	TXS02612	SMD/SMT	WQFN-24	Parallel	4 I/O	Without Interrupt	1.1 V	3.6 V	60 MHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER TCAL6408RSVR Texas Instruments 1: $1.800 191In Stock 21.000Expected 12/3/2026	Mfr. Part # TCAL6408RSVR Mouser Part # 595-TCAL6408RSVR	Texas Instruments	Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER Learn More about Texas Instruments ti tcal6408 i2c bus smbus io expander	Datasheet	191In Stock 21.000Expected 12/3/2026	Cut Tape $1.800 $1.310 $1.196 $1.053 Reel $856 View $989 $951 $940 $837 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	TCAL6408	SMD/SMT	UQFN-16	I2C, Serial, SMBus	9 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel
Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander PCA9534ARGVR Texas Instruments 1: $4.842 2.938In Stock	Mfr. Part # PCA9534ARGVR Mouser Part # 595-PCA9534ARGVR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander	Datasheet	2.938In Stock	Cut Tape $4.842 $3.668 $3.372 $3.053 View Reel $2.757 $2.974 $2.962 $2.860 $2.757 MouseReel Available	Min.: 1 Mult.: 1 : 2.500	PCA9534A	SMD/SMT	VQFN-16	I2C, Serial, SMBus	8 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534DW PCA9534DWR Texas Instruments 1: $3.725 3.532In Stock	Mfr. Part # PCA9534DWR Mouser Part # 595-PCA9534DWR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534DW	Datasheet	3.532In Stock	Cut Tape $3.725 $2.791 $2.552 $2.290 Reel $1.960 View $2.165 $2.119 $2.062 $1.834 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	PCA9534	SMD/SMT	SOIC-16	I2C, Serial, SMBus	8 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9535DWR PCA9535DW Texas Instruments 1: $6.061 514In Stock	Mfr. Part # PCA9535DW Mouser Part # 595-PCA9535DW	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9535DWR	Datasheet	514In Stock	$6.061 $4.751 $4.033 $3.851 View $3.657 $3.577 $3.555 $3.543 Quote	Min.: 1 Mult.: 1	PCA9535	SMD/SMT	SOIC-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Tube	2 kV
Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538DW PCA9538DWR Texas Instruments 1: $4.603 1.131In Stock	Mfr. Part # PCA9538DWR Mouser Part # 595-PCA9538DWR	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538DW	Datasheet	1.131In Stock	Cut Tape $4.603 $3.475 $3.190 $2.882 View Reel $2.484 $2.734 $2.711 $2.552 $2.484 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	PCA9538	SMD/SMT	SOIC-16	I2C, Serial, SMBus	8 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DB PCA9539DBR Texas Instruments 1: $4.831 1.425In Stock	Mfr. Part # PCA9539DBR Mouser Part # 595-PCA9539DBR	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DB	Datasheet	1.425In Stock	Cut Tape $4.831 $3.646 $3.349 $3.019 View Reel $2.609 $2.860 $2.848 $2.666 $2.609 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	PCA9539	SMD/SMT	SSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander PCA9539DGVR Texas Instruments 1: $4.831 1.525In Stock	Mfr. Part # PCA9539DGVR Mouser Part # 595-PCA9539DGVR	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander	Datasheet	1.525In Stock	Cut Tape $4.831 $3.646 $3.349 $3.019 View Reel $2.609 $2.860 $2.848 $2.666 $2.609 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	PCA9539	SMD/SMT	TVSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DW PCA9539DWR Texas Instruments 1: $4.682 1.867In Stock	Mfr. Part # PCA9539DWR Mouser Part # 595-PCA9539DWR	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DW	Datasheet	1.867In Stock	Cut Tape $4.682 $3.543 $3.258 $2.951 Reel $2.620 View $2.803 $2.780 $2.689 $2.506 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	PCA9539	SMD/SMT	SOIC-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Rem 8B I2C & SMBus I /O Expander PCA9554ARGVR Texas Instruments 1: $3.361 2.337In Stock	Mfr. Part # PCA9554ARGVR Mouser Part # 595-PCA9554ARGVR	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & SMBus I /O Expander Learn More about Texas Instruments ti pca95xx	Datasheet	2.337In Stock	Cut Tape $3.361 $2.506 $2.301 $2.062 Reel $1.675 View $1.948 $1.903 $1.857 $1.652 MouseReel Available	Min.: 1 Mult.: 1 : 2.500	PCA9554A	SMD/SMT	VQFN-16	I2C, Serial, SMBus	8 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp A A 595-PCA9557D PCA9557DR Texas Instruments 1: $1.994 2.315In Stock	Mfr. Part # PCA9557DR Mouser Part # 595-PCA9557DR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp A A 595-PCA9557D Learn More about Texas Instruments ti pca95xx	Datasheet	2.315In Stock	Cut Tape $1.994 $1.470 $1.333 $1.185 Reel $1.025 View $1.113 $1.071 $1.065 $976 MouseReel Available	Min.: 1 Mult.: 1 : 2.500	PCA9557	SMD/SMT	SOIC-Narrow-16	I2C, Serial, SMBus	8 I/O	Without Interrupt	2.5 V	6 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV