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Texas Instruments Interface - I/O Expanders

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CAD) 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 I2C Controlled 18 Ch GPIO Expander TCA6418EYFPR Texas Instruments 1: $3.47 4,739In Stock	Mfr. Part # TCA6418EYFPR Mouser Part # 595-TCA6418EYFPR	Texas Instruments	Interface - I/O Expanders I2C Controlled 18 Ch GPIO Expander	Datasheet	4,739In Stock	Cut Tape $3.47 $2.59 $2.36 $2.12 Reel $1.93 View $2.00 $1.94 $1.79 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	TCA6418E	SMD/SMT	DSBGA-25	I2C, Serial	18 I/O	With Interrupt	1.65 V	3.6 V	1 MHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Remote 8B I2C and Lo w-Pwr I/O Expander TCA9534PWR Texas Instruments 1: $2.49 15,395In Stock	Mfr. Part # TCA9534PWR Mouser Part # 595-TCA9534PWR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C and Lo w-Pwr I/O Expander	Datasheet	15,395In Stock	Cut Tape $2.49 $1.83 $1.67 $1.48 Reel $1.25 View $1.39 $1.34 $1.33 $1.22 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TCA9534	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 16bit I2C LP I/O Expander A 595-T A 595-TCA9535DBT TCA9535DBR Texas Instruments 1: $2.94 2,006In Stock	Mfr. Part # TCA9535DBR Mouser Part # 595-TCA9535DBR	Texas Instruments	Interface - I/O Expanders Remote 16bit I2C LP I/O Expander A 595-T A 595-TCA9535DBT Learn More about Texas Instruments ti tca9535 expander	Datasheet	2,006In Stock	Cut Tape $2.94 $2.17 $1.99 $1.77 Reel $1.50 View $1.67 $1.61 $1.57 $1.44 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TCA9535	SMD/SMT	SSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	5.5 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 1.65V to 5.5V Remote 4-Bit I2C and SMBus TCA9536BDTMR Texas Instruments 1: $2.56 5,943In Stock	Mfr. Part # TCA9536BDTMR Mouser Part # 595-TCA9536BDTMR	Texas Instruments	Interface - I/O Expanders 1.65V to 5.5V Remote 4-Bit I2C and SMBus Learn More about Texas Instruments ti tca9536 io expander	Datasheet	5,943In Stock	Cut Tape $2.56 $1.89 $1.71 $1.53 View Reel $1.24 $1.43 $1.38 $1.37 $1.32 $1.24 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	TCA9536	SMD/SMT	X2SON-8	I2C, SMBus	4 I/O	With Interrupt	1.65 V	5.5 V	1 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	1 kV, 2 kV, 4 kV
Interface - I/O Expanders 1.65V to 5.5V Remote 4-Bit I2C and SMBus TCA9536CDTMR Texas Instruments 1: $2.58 2,314In Stock	Mfr. Part # TCA9536CDTMR Mouser Part # 595-TCA9536CDTMR	Texas Instruments	Interface - I/O Expanders 1.65V to 5.5V Remote 4-Bit I2C and SMBus Learn More about Texas Instruments ti tca9536 io expander	Datasheet	2,314In Stock	Cut Tape $2.58 $1.89 $1.71 $1.53 View Reel $1.26 $1.43 $1.38 $1.37 $1.29 $1.26 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	TCA9536	SMD/SMT	X2SON-8	I2C, SMBus	4 I/O	With Interrupt	1.65 V	5.5 V	1 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	1 kV, 2 kV, 4 kV
Interface - I/O Expanders 1.65V to 5.5V Remote 4-Bit I2C and SMBus TCA9536DGKR Texas Instruments 1: $2.43 5,726In Stock 7,500Expected 2027-06-14	Mfr. Part # TCA9536DGKR Mouser Part # 595-TCA9536DGKR	Texas Instruments	Interface - I/O Expanders 1.65V to 5.5V Remote 4-Bit I2C and SMBus Learn More about Texas Instruments ti tca9536 io expander	Datasheet	5,726In Stock 7,500Expected 2027-06-14	Cut Tape $2.43 $1.79 $1.61 $1.43 Reel $1.20 View $1.34 $1.29 $1.28 $1.17 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	TCA9536	SMD/SMT	VSSOP-8	I2C, SMBus	4 I/O	With Interrupt	1.65 V	5.5 V	1 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	1 kV, 2 kV, 4 kV
Interface - I/O Expanders 1.65V to 5.5V Remote 4-Bit I2C and SMBus TCA9536DTMR Texas Instruments 1: $2.56 3,963In Stock	Mfr. Part # TCA9536DTMR Mouser Part # 595-TCA9536DTMR	Texas Instruments	Interface - I/O Expanders 1.65V to 5.5V Remote 4-Bit I2C and SMBus Learn More about Texas Instruments ti tca9536 io expander	Datasheet	3,963In Stock	Cut Tape $2.56 $1.89 $1.71 $1.53 View Reel $1.26 $1.43 $1.38 $1.37 $1.32 $1.26 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	TCA9536	SMD/SMT	X2SON-8	I2C, SMBus	4 I/O	With Interrupt	1.65 V	5.5 V	1 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	1 kV, 2 kV, 4 kV
Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Expander TCA9539PWR Texas Instruments 1: $2.81 7,817In Stock 14,000Expected 2027-03-01	Mfr. Part # TCA9539PWR Mouser Part # 595-TCA9539PWR	Texas Instruments	Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Expander	Datasheet	7,817In Stock 14,000Expected 2027-03-01	Cut Tape $2.81 $2.07 $1.89 $1.68 Reel $1.43 View $1.58 $1.53 $1.39 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 Remote 16bit I2C and SMBux TCA9539RGER Texas Instruments 1: $3.86 7,651In Stock	Mfr. Part # TCA9539RGER Mouser Part # 595-TCA9539RGER	Texas Instruments	Interface - I/O Expanders Remote 16bit I2C and SMBux	Datasheet	7,651In Stock	Cut Tape $3.86 $2.88 $2.64 $2.36 Reel $2.06 View $2.23 $2.02 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	TCA9539	SMD/SMT	VQFN-24	I2C, Serial, SMBus	16 I/O	With Interrupt	1.65 V	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 TCA9554ADBQR Texas Instruments 1: $2.30 3,830In Stock	Mfr. Part # TCA9554ADBQR Mouser Part # 595-TCA9554ADBQR	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	3,830In Stock	Cut Tape $2.30 $1.68 $1.54 $1.36 Reel $1.17 View $1.28 $1.23 $1.22 $1.12 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	TCA9554A	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 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 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9554DWT TCA9554DWR Texas Instruments 1: $2.55 4,500In Stock	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	4,500In Stock	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 Remote 8-B I2C & SM Bus I/O Expander TCA9554PWR Texas Instruments 1: $2.51 9,289In 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	9,289In 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 1.65 to 5.5V 16bit I /O Expander A 595-T A 595-TCA9555DBT TCA9555DBR Texas Instruments 1: $3.24 3,338In Stock	Mfr. Part # TCA9555DBR Mouser Part # 595-TCA9555DBR	Texas Instruments	Interface - I/O Expanders 1.65 to 5.5V 16bit I /O Expander A 595-T A 595-TCA9555DBT Learn More about Texas Instruments ti tca9555 io expander	Datasheet	3,338In Stock	Cut Tape $3.24 $2.40 $2.19 $1.96 Reel $1.71 View $1.84 $1.79 $1.76 $1.63 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TCA9555	SMD/SMT	SSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	5.5 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: $2.68 10,095In Stock 27,000On Order	Mfr. Part # TXS02612RTWR Mouser Part # 595-TXS02612RTWR	Texas Instruments	Interface - I/O Expanders SDIO Port Expander	Datasheet	10,095In Stock 27,000On Order On Order Ship Dates Mfr. #: TXS02612RTWR Stock: 10,095 Can Ship Immediately On Order: 3,000 Expected 2026-12-21 3,000 Expected 2027-01-21 21,000 Expected 2027-02-25 Factory Lead-Time: 26 Weeks	Cut Tape $2.68 $1.97 $1.80 $1.58 Reel $1.33 View $1.50 $1.43 $1.30 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 General-Purpose Outp ut Expander A 595-L A 595-LM8335TLX/NOPB LM8335TLE/NOPB Texas Instruments 1: $7.16 170In Stock	Mfr. Part # LM8335TLE/NOPB Mouser Part # 595-LM8335TLE/NOPB	Texas Instruments	Interface - I/O Expanders General-Purpose Outp ut Expander A 595-L A 595-LM8335TLX/NOPB	Datasheet	170In Stock	Cut Tape $7.16 $5.46 $5.03 $4.55 Reel $4.32 View $4.15 $4.00 $3.96 MouseReel Available	Min.: 1 Mult.: 1 : 250	LM8335	SMD/SMT	DSBGA-16	I2C, Serial	8 I/O	With Interrupt	1.8 V	3.3 V	26 MHz	- 30 C	+ 85 C	Reel, Cut Tape, MouseReel	8 kV
Interface - I/O Expanders Expandable 5-Ch I2C Hub A 595-PCA9518DWT A 595-PCA9518DWT PCA9518DW Texas Instruments 1: $7.39 129In Stock	Mfr. Part # PCA9518DW Mouser Part # 595-PCA9518DW	Texas Instruments	Interface - I/O Expanders Expandable 5-Ch I2C Hub A 595-PCA9518DWT A 595-PCA9518DWT	Datasheet	129In Stock	$7.39 $5.63 $5.17 $4.69 View $4.48 $4.31 $4.28 $4.26	Min.: 1 Mult.: 1	PCA9518	SMD/SMT	SOIC-20	I2C, Serial	5 I/O	Without Interrupt	3 V	3.6 V	400 kHz	- 40 C	+ 85 C	Tube	2 kV
Interface - I/O Expanders Rem 8B I2C & Lo-Pwr I/O Expander A 595-P A 595-PCA9534DBR PCA9534DB Texas Instruments 1: $7.92 109In Stock	Mfr. Part # PCA9534DB Mouser Part # 595-PCA9534DB	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & Lo-Pwr I/O Expander A 595-P A 595-PCA9534DBR	Datasheet	109In Stock	$7.92 $6.03 $5.56 $5.04 View $4.80 $4.65 $4.58 $4.54	Min.: 1 Mult.: 1	PCA9534	SMD/SMT	SSOP-16	I2C, Serial, SMBus	8 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Tube	2 kV
Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander PCA9534DGVR Texas Instruments 1: $7.07 203In Stock	Mfr. Part # PCA9534DGVR Mouser Part # 595-PCA9534DGVR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander	Datasheet	203In Stock	Cut Tape $7.07 $5.39 $4.97 $4.51 View Reel $3.86 $4.28 $4.15 $4.09 $3.86 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCA9534	SMD/SMT	TVSOP-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 PCA9534RGVR Texas Instruments 1: $3.15 114In Stock 30,000On Order	Mfr. Part # PCA9534RGVR Mouser Part # 595-PCA9534RGVR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander	Datasheet	114In Stock 30,000On Order On Order Ship Dates Mfr. #: PCA9534RGVR Stock: 114 Can Ship Immediately On Order: 7,500 Expected 2027-02-01 15,000 Expected 2027-03-08 7,500 Expected 2027-03-15 Factory Lead-Time: 26 Weeks	Cut Tape $3.15 $2.33 $2.13 $1.90 View Reel $1.58 $1.76 $1.70 $1.58 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCA9534	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 16-Bit I2C & SMBus L o-Pwr I/O Expander PCA9535DGVR Texas Instruments 1: $6.91 92In Stock 2,000Expected 2027-05-10	Mfr. Part # PCA9535DGVR Mouser Part # 595-PCA9535DGVR	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander	Datasheet	92In Stock 2,000Expected 2027-05-10	Cut Tape $6.91 $5.21 $4.78 $4.32 View Reel $4.09 $4.10 $4.09 $4.09 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCA9535	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 R 595-TCA9535PWR PCA9535PWR Texas Instruments 1: $3.89 365In Stock 4,000Expected 2026-11-23	Mfr. Part # PCA9535PWR Mouser Part # 595-PCA9535PWR	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander R 595-TCA9535PWR	Datasheet	365In Stock 4,000Expected 2026-11-23	Cut Tape $3.89 $2.88 $2.64 $2.36 Reel $2.03 View $2.23 $2.16 $2.12 $1.97 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCA9535	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 16-Bit I2C & SMBus L o-Pwr I/O Expander PCA9535RGER Texas Instruments 1: $3.02 134In Stock 18,000Expected 2027-02-11	Mfr. Part # PCA9535RGER Mouser Part # 595-PCA9535RGER	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander	Datasheet	134In Stock 18,000Expected 2027-02-11	Cut Tape $3.02 $2.23 $2.04 $1.86 View Reel $1.54 $1.76 $1.70 $1.66 $1.54 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	PCA9535	SMD/SMT	VQFN-24	I2C, Serial, SMBus		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 4-Bit I2C and SMBus I/O Expander A 595-PCA9536D PCA9536DR Texas Instruments 1: $2.25 186In Stock 10,000Expected 2027-01-28	Mfr. Part # PCA9536DR Mouser Part # 595-PCA9536DR	Texas Instruments	Interface - I/O Expanders Remote 4-Bit I2C and SMBus I/O Expander A 595-PCA9536D	Datasheet	186In Stock 10,000Expected 2027-01-28	Cut Tape $2.25 $1.66 $1.50 $1.32 View Reel $1.12 $1.25 $1.20 $1.19 $1.12 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCA9536	SMD/SMT	SOIC-8	I2C, Serial, SMBus	4 I/O	Without 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-PCA9539DBR PCA9539DB Texas Instruments 1: $7.08 70In Stock	Mfr. Part # PCA9539DB Mouser Part # 595-PCA9539DB	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DBR	Datasheet	70In Stock	$7.08 $5.40 $4.98 $4.49 View $4.28 $4.18 $4.16 $4.13	Min.: 1 Mult.: 1	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	Tube	2 kV