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Interface - I/O Expanders

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (TWD) 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 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port MAX7301AAI+T Analog Devices / Maxim Integrated 1: NT$496.52 2,080In Stock	Mfr. Part # MAX7301AAI+T Mouser Part # 700-MAX7301AAIT	Analog Devices / Maxim Integrated	Interface - I/O Expanders 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port Learn More about Analog Devices / Maxim Integrated maxim programmable logic controllers	Datasheet	2,080In Stock	Cut Tape NT$496.52 NT$391.12 NT$364.95 NT$335.91 View Reel NT$308.31 NT$335.20 NT$315.48 NT$308.31 NT$308.31 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1,664 : 2,000	MAX7301	SMD/SMT	SSOP-28	Serial, SPI	28 I/O	With Interrupt	2.5 V	5.5 V	26 MHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders 1-Wire 8-Channel Addressable Switch DS2408S+ Analog Devices / Maxim Integrated 1: NT$451.35 8,339In Stock	Mfr. Part # DS2408S+ Mouser Part # 700-DS2408S+	Analog Devices / Maxim Integrated	Interface - I/O Expanders 1-Wire 8-Channel Addressable Switch	Datasheet	8,339In Stock	NT$451.35 NT$354.56 NT$315.48 NT$298.27 View NT$289.31 NT$277.84 NT$269.95 Quote	Min.: 1 Mult.: 1 Max.: 6,671	DS2408S	SMD/SMT	SOIC-Narrow-16	1-Wire	8 I/O	Without Interrupt	2.8 V	5.25 V		- 40 C	+ 85 C		Tube	Without ESD Protection
Interface - I/O Expanders 16-Port I/O Expander with LED Intensity MAX7313ATG+T Analog Devices / Maxim Integrated 1: NT$343.44 23,162In Stock	Mfr. Part # MAX7313ATG+T Mouser Part # 700-MAX7313ATGT	Analog Devices / Maxim Integrated	Interface - I/O Expanders 16-Port I/O Expander with LED Intensity	Datasheet	23,162In Stock	Cut Tape NT$343.44 NT$267.08 NT$248.08 NT$227.29 View Reel NT$187.85 NT$218.69 NT$187.85 Quote MouseReel Available	Min.: 1 Mult.: 1 Max.: 18,529 : 2,500	MAX7313	SMD/SMT	TQFN-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2 V	3.6 V	400 kHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander PCA9535DBQR Texas Instruments 1: NT$171.72 695In Stock	Mfr. Part # PCA9535DBQR Mouser Part # 595-PCA9535DBQR	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander	Datasheet	695In Stock	Cut Tape NT$171.72 NT$129.42 NT$118.66 NT$107.19 View Reel NT$92.85 NT$101.81 NT$100.74 NT$94.64 NT$92.85 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCA9535	SMD/SMT	QSOP-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 W/ANNEAL PERIPH PRG- I/O 5V 5MHZ 44PLCC CS82C55A-5Z96 Renesas / Intersil 1: NT$608.73 545In Stock	Mfr. Part # CS82C55A-5Z96 Mouser Part # 968-CS82C55A-5Z96	Renesas / Intersil	Interface - I/O Expanders W/ANNEAL PERIPH PRG- I/O 5V 5MHZ 44PLCC	Datasheet	545In Stock	Cut Tape NT$608.73 NT$473.58 NT$440.24 NT$404.03 Reel NT$376.07 View NT$393.99 NT$371.41 Quote MouseReel Available	Min.: 1 Mult.: 1 : 500	82C55A	SMD/SMT	PLCC-44	Parallel	24 I/O	With Interrupt	4.5 V	5.5 V	8 MHz	0 C	+ 70 C		Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554B in TSSOP16 package PCA9554CPWJ NXP Semiconductors 1: NT$59.15 3,210In Stock	Mfr. Part # PCA9554CPWJ Mouser Part # 771-PCA9554CPWJ	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554B in TSSOP16 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	3,210In Stock	Cut Tape NT$59.15 NT$43.74 NT$39.44 NT$34.92 Reel NT$28.68 View NT$32.84 NT$31.58 NT$31.30 NT$28.50 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCA9554C	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	8 I/O	With Interrupt	1.65 V	5.5 V	100 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554A in TSSOP16 package PCA9554PW/Q900,118 NXP Semiconductors 1: NT$112.57 3,309In Stock	Mfr. Part # PCA9554PW/Q900,118 Mouser Part # 771-PCA9554PWQ900118	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554A in TSSOP16 package	Datasheet	3,309In Stock	Cut Tape NT$112.57 NT$84.25 NT$77.44 NT$69.55 Reel NT$59.51 View NT$65.96 NT$64.89 NT$61.66 NT$58.08 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCA9554	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	8 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	AEC-Q100	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset, Low Power version of PCA9555 in TSSOP24 package PCA9539RPW/Q900J NXP Semiconductors 1: NT$98.59 2,043In Stock	Mfr. Part # PCA9539RPW/Q900J Mouser Part # 771-PCA9539RPW/Q900J	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset, Low Power version of PCA9555 in TSSOP24 package	Datasheet	2,043In Stock	Cut Tape NT$98.59 NT$73.49 NT$67.40 NT$60.23 Reel NT$50.91 View NT$57.00 NT$55.57 NT$53.06 NT$50.19 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCA9539R	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	AEC-Q100	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Reset and Quasi feature in HVQFN24 package PCA9671BS,118 NXP Semiconductors 1: NT$110.06 4,384In Stock	Mfr. Part # PCA9671BS,118 Mouser Part # 771-PCA9671BS118	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Reset and Quasi feature in HVQFN24 package	Datasheet	4,384In Stock	Cut Tape NT$110.06 NT$82.46 NT$75.64 NT$68.12 View Reel NT$56.28 NT$64.17 NT$63.10 NT$60.23 NT$58.44 NT$56.28 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	PCA9671	SMD/SMT	HVQFN-24	I2C, Serial	16 I/O	Without Interrupt	2.3 V	5.5 V	1 MHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 16-bit I2C-bus and SMBus I/O port PI4IOE5V9555LEX Diodes Incorporated 1: NT$48.40 3,423In Stock	Mfr. Part # PI4IOE5V9555LEX Mouser Part # 729-PI4IOE5V9555LEX	Diodes Incorporated	Interface - I/O Expanders 16-bit I2C-bus and SMBus I/O port Learn More about Diodes Incorporated pericom io expanders	Datasheet	3,423In Stock	Cut Tape NT$48.40 NT$34.70 NT$31.40 NT$28.43 NT$26.78 Reel NT$26.78	Min.: 1 Mult.: 1 Max.: 340 : 3,000	PIO4IO	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	8 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape	4 kV
Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9557DBR PCA9557DB Texas Instruments 1: NT$143.04 400In Stock	Mfr. Part # PCA9557DB Mouser Part # 595-PCA9557DB	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9557DBR	Datasheet	400In Stock	NT$143.04 NT$106.47 NT$97.51 NT$86.76 View NT$82.46 NT$80.66 NT$76.72 NT$75.64 NT$74.93	Min.: 1 Mult.: 1	PCA9557	SMD/SMT	SSOP-16	I2C, Serial, SMBus	8 I/O	Without Interrupt	2.5 V	6 V	400 kHz	- 40 C	+ 85 C		Tube	2 kV
Interface - I/O Expanders SERIAL REGISTER CHIP EXTENSION INTERBUS 2746595 Phoenix Contact 1: NT$1,434.00 66In Stock	Mfr. Part # 2746595 Mouser Part # 651-2746595	Phoenix Contact	Interface - I/O Expanders SERIAL REGISTER CHIP EXTENSION INTERBUS	Datasheet	66In Stock	NT$1,434.00	Min.: 1 Mult.: 1		SMD/SMT	QFP-44							- 40 C	+ 85 C
Interface - I/O Expanders Digital 1 Wire capab MCP25025-I/SL Microchip Technology 1: NT$148.42 104In Stock	Mfr. Part # MCP25025-I/SL Mouser Part # 579-MCP25025-I/SL	Microchip Technology	Interface - I/O Expanders Digital 1 Wire capab	Datasheet	104In Stock	NT$148.42 NT$124.04 NT$122.97	Min.: 1 Mult.: 1		SMD/SMT	SOIC-14	CAN	8 I/O	Without Interrupt	2.7 V	5.5 V	4 MHz	- 65 C	+ 150 C		Tube	3.5 kV
Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus A ALT 595-PCF8574AN PCF8574ANE4 Texas Instruments 1: NT$157.02 101In Stock	Mfr. Part # PCF8574ANE4 Mouser Part # 595-PCF8574ANE4	Texas Instruments	Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus A ALT 595-PCF8574AN	Datasheet	101In Stock	NT$157.02 NT$122.25 NT$103.61 NT$97.87 View NT$92.85 NT$92.13 NT$86.40 NT$84.61	Min.: 1 Mult.: 1	PCF8574A	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 Low Voltage 24-bit I2C-bus I/O Expander KTS1620ERG-TR Kinetic Technologies 1: NT$95.72 854In Stock 2,000Expected 11/5/2026	Mfr. Part # KTS1620ERG-TR Mouser Part # 389-KTS1620ERG-TR	Kinetic Technologies	Interface - I/O Expanders Low Voltage 24-bit I2C-bus I/O Expander Learn More about Kinetic Technologies kinetic kts1620 expander	Datasheet	854In Stock 2,000Expected 11/5/2026	Cut Tape NT$95.72 NT$70.98 NT$64.89 NT$58.08 Reel NT$50.55 View NT$54.85 NT$53.06 NT$49.83 NT$48.40 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	KTS1620	SMD/SMT	TQFN55-32	I2C, Serial	24 I/O	With Interrupt	1.65 V	5.5 V	1 MHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders Mixed signal Expandr MCP25050-E/SL Microchip Technology 1: NT$207.93 55In Stock	Mfr. Part # MCP25050-E/SL Mouser Part # 579-MCP25050-E/SL	Microchip Technology	Interface - I/O Expanders Mixed signal Expandr	Datasheet	55In Stock	NT$207.93 NT$173.51 NT$172.08	Min.: 1 Mult.: 1		SMD/SMT	SOIC-14	CAN	8 I/O	Without Interrupt	5.5 V	5.5 V	25 MHz	- 65 C	+ 150 C		Tube	3.5 kV
Interface - I/O Expanders Mixed signal 1 Wire MCP25055-I/P Microchip Technology 1: NT$213.31 80In Stock	Mfr. Part # MCP25055-I/P Mouser Part # 579-MCP25055-I/P	Microchip Technology	Interface - I/O Expanders Mixed signal 1 Wire	Datasheet	80In Stock	NT$213.31 NT$177.46 NT$176.38	Min.: 1 Mult.: 1		Through Hole	PDIP-14	CAN	8 I/O	Without Interrupt	2.7 V	5.5 V	25 MHz	- 40 C	+ 85 C		Tube	3.5 kV
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A ALT 595-PCF8575CDW PCF8575CDWE4 Texas Instruments 1: NT$278.55 135In Stock	Mfr. Part # PCF8575CDWE4 Mouser Part # 595-PCF8575CDWE4	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A ALT 595-PCF8575CDW	Datasheet	135In Stock	NT$278.55 NT$222.63 NT$188.93 NT$181.04 View NT$167.42 NT$162.40 NT$154.51	Min.: 1 Mult.: 1	PCF8575C	SMD/SMT	SOIC-24	I2C, Serial, SMBus	16 I/O	With Interrupt	4.5 V	5.5 V	400 kHz	- 40 C	+ 85 C		Tube	2 kV
Interface - I/O Expanders Mixed signal 1 Wire MCP25055-I/SL Microchip Technology 1: NT$203.27 100In Stock	Mfr. Part # MCP25055-I/SL Mouser Part # 579-MCP25055-I/SL	Microchip Technology	Interface - I/O Expanders Mixed signal 1 Wire	Datasheet	100In Stock	NT$203.27 NT$169.57 NT$167.78	Min.: 1 Mult.: 1		SMD/SMT	SOIC-14	CAN	8 I/O	Without Interrupt	2.7 V	5.5 V	25 MHz	- 40 C	+ 85 C		Tube	3.5 kV
Interface - I/O Expanders Mixed signal Expandr MCP25050-I/P Microchip Technology 1: NT$180.68 239In Stock	Mfr. Part # MCP25050-I/P Mouser Part # 579-MCP25050-I/P	Microchip Technology	Interface - I/O Expanders Mixed signal Expandr	Datasheet	239In Stock	NT$180.68 NT$150.57 NT$148.78 NT$146.99 View NT$146.27 NT$145.55	Min.: 1 Mult.: 1		Through Hole	PDIP-14	CAN	8 I/O	Without Interrupt	5.5 V	5.5 V	25 MHz	- 65 C	+ 150 C		Tube	3.5 kV
Interface - I/O Expanders Expandable 5-Ch I2C Hub PCA9518DWT Texas Instruments 1: NT$181.40 245In Stock	Mfr. Part # PCA9518DWT Mouser Part # 595-PCA9518DWT	Texas Instruments	Interface - I/O Expanders Expandable 5-Ch I2C Hub	Datasheet	245In Stock	Cut Tape NT$181.40 NT$138.38 NT$127.63 NT$115.44 Reel NT$111.49 View NT$109.34 NT$106.47 NT$105.76 MouseReel Available	Min.: 1 Mult.: 1 : 250	PCA9518	SMD/SMT	SOIC-20		5 I/O		3 V	3.6 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders Lo Vltg 24B I2C & SM Bus I/O Expander TCA6424RGJR Texas Instruments 1: NT$225.50 2,281In Stock	Mfr. Part # TCA6424RGJR Mouser Part # 595-TCA6424RGJR	Texas Instruments	Interface - I/O Expanders Lo Vltg 24B I2C & SM Bus I/O Expander	Datasheet	2,281In Stock	Cut Tape NT$225.50 NT$172.80 NT$159.89 NT$145.19 View Reel NT$129.78 NT$138.38 NT$134.44 NT$132.65 NT$129.78 Quote MouseReel Available	Min.: 1 Mult.: 1 : 3,000	TCA6424	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 11 GPIO/Key Controller ADP5585ACPZ-01-R7 Analog Devices 1: NT$58.08 1,658In Stock	Mfr. Part # ADP5585ACPZ-01-R7 Mouser Part # 584-ADP5585ACPZ-01R7	Analog Devices	Interface - I/O Expanders 11 GPIO/Key Controller	Datasheet	1,658In Stock	Cut Tape NT$58.08 NT$56.64 NT$55.57 NT$54.49 View Reel NT$51.98 NT$53.42 NT$52.70 NT$51.98 NT$51.98 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1,326 : 1,500	ADP5585	SMD/SMT	LFCSP-16	I2C, Serial	10 I/O	With Interrupt	1.8 V	3 V	1 MHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders 10 GPIO/Key Controller-No Pullup ADP5585ACPZ-03-R7 Analog Devices 1: NT$58.08 1,477In Stock	Mfr. Part # ADP5585ACPZ-03-R7 Mouser Part # 584-ADP5585ACPZ-03R7	Analog Devices	Interface - I/O Expanders 10 GPIO/Key Controller-No Pullup	Datasheet	1,477In Stock	Cut Tape NT$58.08 NT$56.64 NT$55.57 NT$54.49 View NT$53.42 NT$52.70 NT$51.98 NT$51.98 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1,181	ADP5585	SMD/SMT	LFCSP-16	I2C, Serial	10 I/O	With Interrupt	1.8 V	3 V	1 MHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand MAX7312AWG+ Analog Devices / Maxim Integrated 1: NT$334.48 360In Stock	Mfr. Part # MAX7312AWG+ Mouser Part # 700-MAX7312AWG	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand	Datasheet	360In Stock	NT$334.48 NT$259.20 NT$240.55 NT$219.40 NT$209.36	Min.: 1 Mult.: 1 Max.: 288	MAX7312	SMD/SMT	SOIC-24	I2C, Serial	16 I/O	With Interrupt	2 V	5.5 V	400 kHz	- 40 C	+ 125 C		Tube	Without ESD Protection