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Texas Instruments Interface - I/O Expanders

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) 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	Qualification	Packaging	ESD Protection
Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus PCF8574ARGYR Texas Instruments 1: $3.48 763In Stock	Mfr. Part No. PCF8574ARGYR Mouser Part No 595-PCF8574ARGYR	Texas Instruments	Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus	Datasheet	763In Stock	Cut Tape $3.48 $2.60 $2.38 $2.12 Reel $1.78 View $2.01 $2.00 $1.74 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	PCF8574A	SMD/SMT	VQFN-20	I2C, Serial	8 I/O	With Interrupt	2.5 V	6 V	100 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	1 kV
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CPW PCF8575CPWR Texas Instruments 1: $9.60 94In Stock	Mfr. Part No. PCF8575CPWR Mouser Part No 595-PCF8575CPWR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CPW	Datasheet	94In Stock	Cut Tape $9.60 $7.36 $6.80 $6.19 View Reel $5.78 $5.90 $5.79 $5.78 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCF8575C	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	4.5 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575DW PCF8575DWR Texas Instruments 1: $4.26 323In Stock 4,000Expected 24/12/2026	Mfr. Part No. PCF8575DWR Mouser Part No 595-PCF8575DWR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575DW	Datasheet	323In Stock 4,000Expected 24/12/2026	Cut Tape $4.26 $3.20 $2.92 $2.64 Reel $2.26 View $2.49 $2.45 $2.38 $2.22 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCF8575	SMD/SMT	SOIC-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.5 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: $2.67 1,185In Stock 2,500Expected 19/11/2026	Mfr. Part No. TCA9554DBQR Mouser Part No 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	1,185In Stock 2,500Expected 19/11/2026	Cut Tape $2.67 $1.97 $1.80 $1.60 Reel $1.35 View $1.51 $1.46 $1.32 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 Expandable 5-Ch I2C Hub A 595-PCA9518DWT A 595-PCA9518DWT PCA9518DW Texas Instruments 1: $6.98 129In Stock	Mfr. Part No. PCA9518DW Mouser Part No 595-PCA9518DW	Texas Instruments	Interface - I/O Expanders Expandable 5-Ch I2C Hub A 595-PCA9518DWT A 595-PCA9518DWT	Datasheet	129In Stock	$6.98 $5.32 $4.88 $4.43 View $4.23 $4.07 $4.04 $4.03	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 Remote 8B I2C & Lo- Pwr I/O Expander PCA9534DGVR Texas Instruments 1: $6.16 203In Stock	Mfr. Part No. PCA9534DGVR Mouser Part No 595-PCA9534DGVR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander	Datasheet	203In Stock	Cut Tape $6.16 $4.64 $4.26 $3.85 View Reel $3.32 $3.64 $3.62 $3.40 $3.32 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: $2.71 131In Stock 30,000On Order	Mfr. Part No. PCA9534RGVR Mouser Part No 595-PCA9534RGVR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander	Datasheet	131In Stock 30,000On Order On Order Ship Dates Mfr. No: PCA9534RGVR Stock: 131 Can Dispatch Immediately On Order: 7,500 Expected 1/2/2027 15,000 Expected 8/3/2027 7,500 Expected 2/4/2027 Factory Lead Time: 20 Weeks	Cut Tape $2.71 $2.16 $1.97 $1.75 Reel $1.48 View $1.66 $1.60 $1.54 $1.44 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: $6.53 328In Stock 2,000Expected 10/5/2027	Mfr. Part No. PCA9535DGVR Mouser Part No 595-PCA9535DGVR	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander	Datasheet	328In Stock 2,000Expected 10/5/2027	Cut Tape $6.53 $4.92 $4.52 $4.08 View Reel $3.59 $3.88 $3.84 $3.60 $3.59 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 Remote 8B I2C and Lo -Pwr I/O Expander PCA9554ARGTR Texas Instruments 1: $2.27 1,889In Stock 9,000Expected 8/3/2027	Mfr. Part No. PCA9554ARGTR Mouser Part No 595-PCA9554ARGTR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C and Lo -Pwr I/O Expander Learn More about Texas Instruments ti pca95xx	Datasheet	1,889In Stock 9,000Expected 8/3/2027	Cut Tape $2.27 $1.67 $1.52 $1.35 Reel $1.13 View $1.27 $1.22 $1.21 $1.11 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	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 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DB PCA9555DBR Texas Instruments 1: $3.24 84In Stock 8,000On Order	Mfr. Part No. PCA9555DBR Mouser Part No 595-PCA9555DBR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DB	Datasheet	84In Stock 8,000On Order On Order Ship Dates Mfr. No: PCA9555DBR Stock: 84 Can Dispatch Immediately On Order: 4,000 Expected 21/1/2027 4,000 Expected 22/4/2027 Factory Lead Time: 26 Weeks	Cut Tape $3.24 $2.41 $2.20 $1.97 Reel $1.67 View $1.86 $1.81 $1.77 $1.62 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCA9555	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 Remote 16-Bit I2C & SMBus I/O Expander R R 595-TCA9555PWR PCA9555PWR Texas Instruments 1: $3.03 116In Stock 16,000On Order	Mfr. Part No. PCA9555PWR Mouser Part No 595-PCA9555PWR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander R R 595-TCA9555PWR	Datasheet	116In Stock 16,000On Order On Order Ship Dates Mfr. No: PCA9555PWR Stock: 116 Can Dispatch Immediately On Order: 6,000 Expected 8/1/2027 10,000 Expected 1/2/2027 Factory Lead Time: 26 Weeks	Cut Tape $3.03 $2.24 $2.05 $1.88 Reel $1.67 View $1.82 $1.80 $1.65 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCA9555	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 8bit I/O Expndr A 59 5-PCF8574PW A 595-P A 595-PCF8574PW PCF8574PWR Texas Instruments 1: $2.48 1,936In Stock 6,000Expected 19/2/2027	Mfr. Part No. PCF8574PWR Mouser Part No 595-PCF8574PWR	Texas Instruments	Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574PW A 595-P A 595-PCF8574PW	Datasheet	1,936In Stock 6,000Expected 19/2/2027	Cut Tape $2.48 $1.82 $1.66 $1.48 Reel $1.26 View $1.39 $1.33 $1.23 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCF8574	SMD/SMT	TSSOP-20	I2C, Serial	8 I/O	With Interrupt	2.5 V	6 V	100 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	1 kV
Interface - I/O Expanders Automotive 8-bit tra nslating I2C/SMBus TCA6408AQPWRQ1 Texas Instruments 1: $3.32 109In Stock 6,000Expected 6/11/2026	Mfr. Part No. TCA6408AQPWRQ1 Mouser Part No 595-TCA6408AQPWRQ1	Texas Instruments	Interface - I/O Expanders Automotive 8-bit tra nslating I2C/SMBus	Datasheet	109In Stock 6,000Expected 6/11/2026	Cut Tape $3.32 $2.46 $2.26 $2.03 Reel $1.78 View $1.90 $1.85 $1.80 $1.74 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TCA6408A	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	8 I/O	With Interrupt	1.65 V	3.6 V	400 kHz	- 40 C	+ 125 C	AEC-Q100	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Lo-Vltg 16B I2C & SM Bus I/O Exp TCA6416APWR Texas Instruments 1: $2.79 7In Stock 12,000On Order	Mfr. Part No. TCA6416APWR Mouser Part No 595-TCA6416APWR	Texas Instruments	Interface - I/O Expanders Lo-Vltg 16B I2C & SM Bus I/O Exp	Datasheet	7In Stock 12,000On Order On Order Ship Dates Mfr. No: TCA6416APWR Stock: 7 Can Dispatch Immediately On Order: 6,000 Expected 8/2/2027 6,000 Expected 22/3/2027 Factory Lead Time: 20 Weeks	Cut Tape $2.79 $2.05 $1.88 $1.67 Reel $1.46 View $1.58 $1.52 $1.50 $1.41 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TCA6416A	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 Lo-Vltg 16B I2C and SMBus I/O Expander TCA6416ARTWR Texas Instruments 1: $3.22 119In Stock 27,000Expected 17/12/2026	Mfr. Part No. TCA6416ARTWR Mouser Part No 595-TCA6416ARTWR	Texas Instruments	Interface - I/O Expanders Lo-Vltg 16B I2C and SMBus I/O Expander	Datasheet	119In Stock 27,000Expected 17/12/2026	Cut Tape $3.22 $2.39 $2.19 $1.96 Reel $1.50 View $1.71 $1.66 $1.47 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	TCA6416A	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 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9534ADWT TCA9534ADWR Texas Instruments 1: $2.34 167In Stock 10,000On Order	Mfr. Part No. TCA9534ADWR Mouser Part No 595-TCA9534ADWR	Texas Instruments	Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9534ADWT	Datasheet	167In Stock 10,000On Order On Order Ship Dates Mfr. No: TCA9534ADWR Stock: 167 Can Dispatch Immediately On Order: 4,000 Expected 21/12/2026 6,000 Expected 15/3/2027 Factory Lead Time: 26 Weeks	Cut Tape $2.34 $1.73 $1.56 $1.40 Reel $1.17 View $1.31 $1.26 $1.25 $1.15 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TCA9534A	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-Bit I2C and Low-Pwr I/O Expande A 595-TCA9534ADWR TCA9534ADWT Texas Instruments 1: $3.01 282In Stock	Mfr. Part No. TCA9534ADWT Mouser Part No 595-TCA9534ADWT	Texas Instruments	Interface - I/O Expanders Remote 8-Bit I2C and Low-Pwr I/O Expande A 595-TCA9534ADWR	Datasheet	282In Stock	Cut Tape $3.01 $2.23 $2.03 $1.81 Reel $1.75 View $1.60 $1.56 $1.52 MouseReel Available	Min.: 1 Mult.: 1 : 250	TCA9534A	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 16-bit 1.65- to 5.5- V I2C/SMBus I/O exp A 595-TCA9535DBR TCA9535DBT Texas Instruments 1: $3.56 356In Stock	Mfr. Part No. TCA9535DBT Mouser Part No 595-TCA9535DBT	Texas Instruments	Interface - I/O Expanders 16-bit 1.65- to 5.5- V I2C/SMBus I/O exp A 595-TCA9535DBR Learn More about Texas Instruments ti tca9535 expander	Datasheet	356In Stock	Cut Tape $3.56 $2.65 $2.42 $2.18 Reel $2.04 View $1.93 $1.85 $1.82 $1.80 MouseReel Available	Min.: 1 Mult.: 1 : 250	TCA9535	SMD/SMT	SSOP-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 Remt 16Bit I2C SMBus Lo-Pwr I/O Expndr TCA9535PWR Texas Instruments 1: $2.65 151In Stock 32,000On Order	Mfr. Part No. TCA9535PWR Mouser Part No 595-TCA9535PWR	Texas Instruments	Interface - I/O Expanders Remt 16Bit I2C SMBus Lo-Pwr I/O Expndr Learn More about Texas Instruments ti tca9535 expander	Datasheet	151In Stock 32,000On Order On Order Ship Dates Mfr. No: TCA9535PWR Stock: 151 Can Dispatch Immediately On Order: 6,000 Expected 13/11/2026 12,000 Expected 23/11/2026 14,000 Expected 29/3/2027 Factory Lead Time: 26 Weeks	Cut Tape $2.65 $1.94 $1.77 $1.58 Reel $1.34 View $1.48 $1.43 $1.31 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TCA9535	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 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan TCA9538DBR Texas Instruments 1: $2.83 336In Stock 4,000Expected 23/11/2026	Mfr. Part No. TCA9538DBR Mouser Part No 595-TCA9538DBR	Texas Instruments	Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan	Datasheet	336In Stock 4,000Expected 23/11/2026	Cut Tape $2.83 $2.14 $1.96 $1.77 Reel $1.58 View $1.67 $1.66 $1.54 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TCA9538	SMD/SMT	SSOP-16	I2C, Serial	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 TCA9554ADBR Texas Instruments 1: $2.05 1,067In Stock 2,000Expected 19/11/2026	Mfr. Part No. TCA9554ADBR Mouser Part No 595-TCA9554ADBR	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	1,067In Stock 2,000Expected 19/11/2026	Cut Tape $2.05 $1.50 $1.35 $1.20 Reel $1.01 View $1.13 $1.09 $1.05 $0.983 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	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 Remote 8B I2C & SMBu s I/O Expander TCA9554APWR Texas Instruments 1: $1.86 307In Stock 10,000Expected 19/11/2026	Mfr. Part No. TCA9554APWR Mouser Part No 595-TCA9554APWR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & SMBu s I/O Expander Learn More about Texas Instruments ti tca9554 tca9554a expander	Datasheet	307In Stock 10,000Expected 19/11/2026	Cut Tape $1.86 $1.50 $1.35 $1.20 Reel $1.01 View $1.13 $1.09 $1.07 $0.983 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TCA9554A	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 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9554DWR TCA9554DWT Texas Instruments 1: $3.43 18In Stock 500Expected 19/11/2026	Mfr. Part No. TCA9554DWT Mouser Part No 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	18In Stock 500Expected 19/11/2026	Cut Tape $3.43 $2.54 $2.31 $2.07 Reel $1.96 View $1.89 $1.81 $1.80 $1.73 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
Interface - I/O Expanders Mobile I/O Companion Key-Scan LM8333FLQ8Y/NOPB Texas Instruments 1: $6.90 158In Stock	Mfr. Part No. LM8333FLQ8Y/NOPB Mouser Part No 926-LM8333FLQ8Y/NOPB	Texas Instruments	Interface - I/O Expanders Mobile I/O Companion Key-Scan	Datasheet	158In Stock	Cut Tape $6.90 $5.25 $5.02 $4.54 Reel $4.07 View $3.93 $3.86 $3.82 MouseReel Available	Min.: 1 Mult.: 1 : 250	LM8333	SMD/SMT	WQFN-32	I2C, Serial	4 I/O	With Interrupt	2.25 V	2.9 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	8 kV
Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534ADB PCA9534ADBR Texas Instruments 1: $5.44 403In Stock End of Life	Mfr. Part No. PCA9534ADBR Mouser Part No 595-PCA9534ADBR End of Life	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534ADB	Datasheet	403In Stock	Cut Tape $5.44 $4.11 $3.77 $3.40 View Reel $2.99 $3.24 $3.21 $3.02 $2.99 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCA9534A	SMD/SMT	SSOP-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