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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 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 $2.01 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 5/3/2027 6,000 Expected 18/3/2027 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 443In Stock 4,000Expected 21/12/2026	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	443In Stock 4,000Expected 21/12/2026	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 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9534DWR TCA9534DWT Texas Instruments 1: $2.76 501In Stock	Mfr. Part No. TCA9534DWT Mouser Part No 595-TCA9534DWT	Texas Instruments	Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9534DWR	Datasheet	501In Stock	Cut Tape $2.76 $2.04 $1.86 $1.66 Reel $1.55 View $1.47 $1.41 $1.40 $1.36 MouseReel Available	Min.: 1 Mult.: 1 : 250	TCA9534	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 429In 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	429In 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 19/11/2026 14,000 Expected 28/1/2027 Factory Lead Time: 20 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 338In Stock 4,000Expected 19/11/2026	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	338In Stock 4,000Expected 19/11/2026	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 1,147In 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	1,147In 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 686In 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	686In 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-TCA9554DWT TCA9554DWR Texas Instruments 1: $2.41 797In Stock 4,000On Order	Mfr. Part No. TCA9554DWR Mouser Part No 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 $2.41 $1.77 $1.60 $1.43 Reel $1.14 View $1.34 $1.29 $1.28 $1.11 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: $3.43 35In 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	35In 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 24-bit I2C-bus I/O Expander PI4IOE5V96224ZLEX Diodes Incorporated 1: $3.36 122In Stock 38,150On Order	Mfr. Part No. PI4IOE5V96224ZLEX Mouser Part No 729-I4IOE5V96224ZLEX	Diodes Incorporated	Interface - I/O Expanders 24-bit I2C-bus I/O Expander Learn More about Diodes Incorporated pericom io expanders	Datasheet	122In Stock 38,150On Order On Order Ship Dates Mfr. No: PI4IOE5V96224ZLEX Stock: 122 Can Dispatch Immediately On Order: 6,650 Expected 9/11/2026 31,500 Expected 18/1/2027 Factory Lead Time: 48 Weeks	Cut Tape $3.36 $2.49 $2.20 $2.03 View Reel $1.71 $1.97 $1.94 $1.90 $1.71 MouseReel Available	Min.: 1 Mult.: 1 Max.: 3,500 : 3,500	PIO4IO	SMD/SMT	TQFN-32	I2C, Serial	24 I/O	With Interrupt	2.3 V	5.5 V	1 MHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	4 kV
Interface - I/O Expanders 4-bit I2C and SMBus low power I/O port PI4IOE5V9536UEX Diodes Incorporated 1: $1.73 428In Stock	Mfr. Part No. PI4IOE5V9536UEX Mouser Part No 729-PI4IOE5V9536UEX	Diodes Incorporated	Interface - I/O Expanders 4-bit I2C and SMBus low power I/O port Learn More about Diodes Incorporated pericom io expanders	Datasheet	428In Stock	Cut Tape $1.73 $1.24 $1.09 $0.994 Reel $0.994 MouseReel Available	Min.: 1 Mult.: 1 Max.: 130 : 2,500	PIO4IO	SMD/SMT	MSOP-8	I2C, Serial, SMBus	4 I/O	Without Interrupt	2.3 V	5.5 V	1 MHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	4 kV
Interface - I/O Expanders Interface IO Expander MSOP-10 T&R 2.5K PI4IOE5V9537UEX Diodes Incorporated 1: $1.26 1,880In Stock	Mfr. Part No. PI4IOE5V9537UEX Mouser Part No 729-PI4IOE5V9537UEX	Diodes Incorporated	Interface - I/O Expanders Interface IO Expander MSOP-10 T&R 2.5K	Datasheet	1,880In Stock	Cut Tape $1.26 $0.91 $0.82 $0.721 Reel $0.721	Min.: 1 Mult.: 1 Max.: 170 : 2,500		SMD/SMT	MSOP-10										Reel, Cut Tape
Interface - I/O Expanders Interface IO Expander TSSOP-16 T&R 2.5K PI4IOE5V9538LEX Diodes Incorporated 1: $1.71 1,807In Stock	Mfr. Part No. PI4IOE5V9538LEX Mouser Part No 729-PI4IOE5V9538LEX	Diodes Incorporated	Interface - I/O Expanders Interface IO Expander TSSOP-16 T&R 2.5K	Datasheet	1,807In Stock	Cut Tape $1.71 $1.23 $1.08 $0.979 View Reel $0.843 $0.945 $0.925 $0.91 $0.843 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PIO4IO	SMD/SMT	TSSOP-16										Reel, Cut Tape, MouseReel
Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port PI4IOE5V9539LE Diodes Incorporated 1: $1.97 41In Stock	Mfr. Part No. PI4IOE5V9539LE Mouser Part No 729-PI4IOE5V9539LE	Diodes Incorporated	Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port Learn More about Diodes Incorporated pericom io expanders	Datasheet	41In Stock	$1.97 $1.43 $1.23 $1.07 View $1.04 $1.02 $0.998 $0.986 $0.976	Min.: 1 Mult.: 1	PIO4IO	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Tube
Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port PI4IOE5V9539LEX Diodes Incorporated 1: $1.97 809In Stock 3,000On Order	Mfr. Part No. PI4IOE5V9539LEX Mouser Part No 729-PI4IOE5V9539LEX	Diodes Incorporated	Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port Learn More about Diodes Incorporated pericom io expanders	Datasheet	809In Stock 3,000On Order	Cut Tape $1.97 $1.43 $1.25 $1.14 View Reel $0.907 $1.10 $1.08 $1.05 $0.907	Min.: 1 Mult.: 1 : 3,000	PIO4IO	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
Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port PI4IOE5V9539ZDEX Diodes Incorporated 1: $1.97 865In Stock 7,000Expected 6/3/2028	Mfr. Part No. PI4IOE5V9539ZDEX Mouser Part No 729-PI4IOE5V9539ZDEX	Diodes Incorporated	Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port Learn More about Diodes Incorporated pericom io expanders	Datasheet	865In Stock 7,000Expected 6/3/2028	Cut Tape $1.97 $1.43 $1.25 $1.14 $1.10 Reel $1.10 MouseReel Available	Min.: 1 Mult.: 1 Max.: 460 : 3,500	PIO4IO	SMD/SMT	TQFN-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	4 kV
Interface - I/O Expanders 8-bit I2C and SMBus IO Port PI4IOE5V9554ALEX Diodes Incorporated 1: $1.71 1,411In Stock 2,500Expected 20/10/2027	Mfr. Part No. PI4IOE5V9554ALEX Mouser Part No 729-PI4IOE5V9554ALEX	Diodes Incorporated	Interface - I/O Expanders 8-bit I2C and SMBus IO Port Learn More about Diodes Incorporated pericom io expanders	Datasheet	1,411In Stock 2,500Expected 20/10/2027	Cut Tape $1.71 $1.23 $1.08 $0.979 Reel $0.979 MouseReel Available	Min.: 1 Mult.: 1 Max.: 130 : 2,500	PIO4IO	SMD/SMT	TSSOP-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	4 kV
Interface - I/O Expanders 8-bit I2C and SMBus IO Port PI4IOE5V9554LE Diodes Incorporated 1: $1.84 138In Stock	Mfr. Part No. PI4IOE5V9554LE Mouser Part No 729-PI4IOE5V9554LE	Diodes Incorporated	Interface - I/O Expanders 8-bit I2C and SMBus IO Port Learn More about Diodes Incorporated pericom io expanders	Datasheet	138In Stock	$1.84 $1.33 $1.18 $1.15 View $0.993 $0.952 $0.91 $0.884 $0.864	Min.: 1 Mult.: 1	PIO4IO	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	8 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Tube	4 kV
Interface - I/O Expanders 16-bit I2C-bus and SMBus I/O port PI4IOE5V9555ZDEX Diodes Incorporated 1: $2.24 1,925In Stock 7,000Expected 17/3/2028	Mfr. Part No. PI4IOE5V9555ZDEX Mouser Part No 729-PI4IOE5V9555ZDEX	Diodes Incorporated	Interface - I/O Expanders 16-bit I2C-bus and SMBus I/O port Learn More about Diodes Incorporated pericom io expanders	Datasheet	1,925In Stock 7,000Expected 17/3/2028	Cut Tape $2.24 $1.65 $1.40 $1.32 Reel $1.32 MouseReel Available	Min.: 1 Mult.: 1 Max.: 620 : 3,500	PIO4IO	SMD/SMT	TQFN-24	I2C, Serial, SMBus	8 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	4 kV
Interface - I/O Expanders NCA9539PW/SOT355/TSSOP24 NCA9539PWJ Nexperia 1: $1.97 194In Stock 2,500Expected 9/4/2027	Mfr. Part No. NCA9539PWJ Mouser Part No 771-NCA9539PWJ	Nexperia	Interface - I/O Expanders NCA9539PW/SOT355/TSSOP24 Learn More about Nexperia nca9535 nca9539 nca9555 gipo expanders	Datasheet	194In Stock 2,500Expected 9/4/2027	Cut Tape $1.97 $1.44 $1.30 $1.15 Reel $0.922 View $1.08 $1.04 $1.01 $0.881 MouseReel Available	Min.: 1 Mult.: 1 : 2,500		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
Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt, Low Voltage version of PCA9535 in TSSOP24 package PCA9535APW,118 NXP Semiconductors 1: $2.84 373In Stock 12,500Expected 29/10/2026	Mfr. Part No. PCA9535APW,118 Mouser Part No 771-PCA9535APW,118	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt, Low Voltage version of PCA9535 in TSSOP24 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	373In Stock 12,500Expected 29/10/2026	Cut Tape $2.84 $2.09 $1.90 $1.70 View Reel $1.48 $1.60 $1.55 $1.48 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCA9535A	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	1.65 V	5.5 V	100 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	2 kV