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Interface IC's Interface - I/O Expanders

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) 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 8B I2C & Lo- Pwr I/O Expander PCA9534ARGVR Texas Instruments 1: $4.26 2,942In Stock	Mfr. Part No. PCA9534ARGVR Mouser Part No 595-PCA9534ARGVR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander	Datasheet	2,942In Stock	Cut Tape $4.26 $3.22 $2.97 $2.67 View Reel $2.47 $2.64 $2.59 $2.47 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 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DB PCA9539DBR Texas Instruments 1: $4.24 1,424In Stock	Mfr. Part No. PCA9539DBR Mouser Part No 595-PCA9539DBR	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DB	Datasheet	1,424In Stock	Cut Tape $4.24 $3.20 $2.94 $2.65 Reel $2.34 View $2.51 $2.50 $2.34 $2.31 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 Rem 16B I2C & SMBus Low-Pwr I/O Expander TCA9539RTWR Texas Instruments 1: $2.67 16,648In Stock	Mfr. Part No. TCA9539RTWR Mouser Part No 595-TCA9539RTWR	Texas Instruments	Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Expander	Datasheet	16,648In Stock	Cut Tape $2.67 $2.00 $1.83 $1.64 Reel $1.40 View $1.55 $1.51 $1.48 $1.37 MouseReel Available	Min.: 1 Mult.: 1 : 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 Mixed signal Expandr MCP25050-E/P Microchip Technology 1: $6.07 27In Stock	Mfr. Part No. MCP25050-E/P Mouser Part No 579-MCP25050-E/P	Microchip Technology	Interface - I/O Expanders Mixed signal Expandr	Datasheet	27In Stock	$6.07 $5.09	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 16-Bit I2C & SMBus L o-Pwr I/O Expander PCA9539DGVR Texas Instruments 1: $4.24 1,525In Stock	Mfr. Part No. PCA9539DGVR Mouser Part No 595-PCA9539DGVR	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander	Datasheet	1,525In Stock	Cut Tape $4.24 $3.20 $2.94 $2.65 View Reel $2.29 $2.51 $2.50 $2.34 $2.29 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 1.65 to 5.5V 16bit I /O Expander A 595-T A 595-TCA9555DBT TCA9555DBR Texas Instruments 1: $2.26 3,491In Stock	Mfr. Part No. TCA9555DBR Mouser Part No 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	3,491In Stock	Cut Tape $2.26 $1.67 $1.52 $1.36 Reel $1.19 View $1.28 $1.24 $1.22 $1.13 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 I/O PORT EXPANDR FOR NEUTRON 534 CY8C9520A-24PVXIT Infineon Technologies 1: $6.23 1,983In Stock	Mfr. Part No. CY8C9520A-24PVXIT Mouser Part No 727-CY8C9520A24PVXIT	Infineon Technologies	Interface - I/O Expanders I/O PORT EXPANDR FOR NEUTRON 534 Learn More about Infineon Technologies cypress psoc	Datasheet	1,983In Stock	Cut Tape $6.23 $4.78 $4.42 $4.02 Reel $3.64 View $3.85 $3.68 $3.58 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	CY8C95xx	SMD/SMT	SSOP-28	I2C, Serial, SMBus	20 I/O	With Interrupt	3 V	5.25 V	100 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-PCA9555DWR PCA9555DW Texas Instruments 1: $5.54 922In Stock	Mfr. Part No. PCA9555DW Mouser Part No 595-PCA9555DW	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DWR	Datasheet	922In Stock	$5.54 $4.22 $3.88 $3.52 View $3.37 $3.31 $3.29 $3.27	Min.: 1 Mult.: 1	PCA9555	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 NCA9539PW-Q100/SOT355/TSSOP24 NCA9539PW-Q100J Nexperia 1: $1.85 1,439In Stock	Mfr. Part No. NCA9539PW-Q100J Mouser Part No 771-NCA9539PW-Q100J	Nexperia	Interface - I/O Expanders NCA9539PW-Q100/SOT355/TSSOP24 Learn More about Nexperia nca9535 nca9539 nca9555 gipo expanders	Datasheet	1,439In Stock	Cut Tape $1.85 $1.36 $1.24 $1.10 Reel $0.93 View $1.04 $0.997 $0.994 $0.911 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	+ 125 C	AEC-Q100	Reel, Cut Tape, MouseReel
Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander PCA9535RGER Texas Instruments 1: $2.11 1,547In Stock 18,000Expected 2027/02/04	Mfr. Part No. PCA9535RGER Mouser Part No 595-PCA9535RGER	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander	Datasheet	1,547In Stock 18,000Expected 2027/02/04	Cut Tape $2.11 $1.55 $1.42 $1.27 Reel $1.06 View $1.19 $1.15 $1.04 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 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan TCA9554DBR Texas Instruments 1: $1.90 2,019In Stock	Mfr. Part No. TCA9554DBR Mouser Part No 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 $1.90 $1.40 $1.27 $1.13 Reel $0.982 View $1.07 $1.03 $1.02 $0.935 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 I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP16 package PCA9538PW,118 NXP Semiconductors 1: $2.69 14,837In Stock	Mfr. Part No. PCA9538PW,118 Mouser Part No 771-PCA9538PW-T	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP16 package	Datasheet	14,837In Stock	Cut Tape $2.69 $2.00 $1.83 $1.63 Reel $1.40 View $1.54 $1.49 $1.43 $1.36 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCA9538	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	2 kV
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Low Power version of PCA9555, High-Impedance I/O in TSSOP24 package PCA9535CPW,118 NXP Semiconductors 1: $2.57 1,112In Stock 17,500On Order	Mfr. Part No. PCA9535CPW,118 Mouser Part No 771-PCA9535CPW118	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Low Power version of PCA9555, High-Impedance I/O in TSSOP24 package	Datasheet	1,112In Stock 17,500On Order On Order Ship Dates Mfr. No: PCA9535CPW,118 Stock: 1,112 Can Dispatch Immediately On Order: 10,000 Expected 2026/10/29 7,500 Expected 2026/11/23 Factory Lead Time: 30 Weeks	Cut Tape $2.57 $1.91 $1.74 $1.56 View Reel $1.30 $1.47 $1.42 $1.37 $1.30 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCA9535C	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 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554 in TSSOP16 package PCA9554APW,118 NXP Semiconductors 1: $2.11 13,891In Stock 10,000Expected 2026/11/12	Mfr. Part No. PCA9554APW,118 Mouser Part No 771-PCA9554APW-T	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554 in TSSOP16 package	Datasheet	13,891In Stock 10,000Expected 2026/11/12	Cut Tape $2.11 $1.56 $1.43 $1.27 View Reel $1.08 $1.20 $1.16 $1.14 $1.08 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCA9554A	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	2 kV
Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp A A 595-PCA9557D PCA9557DR Texas Instruments 1: $1.76 2,290In Stock	Mfr. Part No. PCA9557DR Mouser Part No 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	2,290In Stock	Cut Tape $1.76 $1.29 $1.17 $1.04 Reel $0.90 View $0.977 $0.94 $0.935 $0.857 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
Interface - I/O Expanders Interface IO Expander MSOP-10 T&R 2.5K PI4IOE5V9537UEX Diodes Incorporated 1: $0.93 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 $0.93 $0.669 $0.604 $0.53 Reel $0.53	Min.: 1 Mult.: 1 Max.: 170 : 2,500		SMD/SMT	MSOP-10										Reel, Cut Tape
Interface - I/O Expanders 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port MAX7301AAX+ Analog Devices / Maxim Integrated 1: $16.70 852In Stock	Mfr. Part No. MAX7301AAX+ Mouser Part No 700-MAX7301AAX	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	852In Stock	$16.70 $13.25 $11.96 $11.41 View $10.89 $10.69 Quote	Min.: 1 Mult.: 1	MAX7301	SMD/SMT	SSOP-36	Serial, SPI	28 I/O	With Interrupt	2.5 V	5.5 V	26 MHz	- 40 C	+ 125 C		Tube	Without ESD Protection
Interface - I/O Expanders 1.65V to 5.5V Remote 4-Bit I2C and SMBus TCA9536DTMR Texas Instruments 1: $1.78 4,083In Stock	Mfr. Part No. TCA9536DTMR Mouser Part No 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	4,083In Stock	Cut Tape $1.78 $1.31 $1.19 $1.06 View Reel $0.872 $0.993 $0.956 $0.952 $0.92 $0.872 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 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in XQFN16 package PCAL6408AHKX NXP Semiconductors 1: $1.33 38,058In Stock 56,000Expected 2027/01/04	Mfr. Part No. PCAL6408AHKX Mouser Part No 771-PCAL6408AHKX	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in XQFN16 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	38,058In Stock 56,000Expected 2027/01/04	Cut Tape $1.33 $0.956 $0.866 $0.768 View Reel $0.635 $0.719 $0.691 $0.67 $0.661 $0.635 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	PCAL6408A	SMD/SMT	XQFN-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 60BIT IO EXPANDER W/EEPROM CY8C9560A-24AXI Infineon Technologies 1: $12.00 1,643In Stock	Mfr. Part No. CY8C9560A-24AXI Mouser Part No 727-CY8C9560A-24AXI	Infineon Technologies	Interface - I/O Expanders 60BIT IO EXPANDER W/EEPROM Learn More about Infineon Technologies cypress psoc	Datasheet	1,643In Stock	$12.00 $9.40 $8.12 $7.85 View $7.66 $7.49 Quote	Min.: 1 Mult.: 1	CY8C95xx	SMD/SMT	TQFP-100	I2C, Serial	60 I/O	With Interrupt	3 V	5.25 V	24 MHz	- 40 C	+ 85 C		Tray	2 kV
Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538DW PCA9538DWR Texas Instruments 1: $4.04 1,135In Stock	Mfr. Part No. PCA9538DWR Mouser Part No 595-PCA9538DWR	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538DW	Datasheet	1,135In Stock	Cut Tape $4.04 $3.05 $2.80 $2.54 View Reel $2.17 $2.40 $2.38 $2.24 $2.17 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 10-Port SPI-Interfaced I/O Expander with MAX7317ATE+T Analog Devices / Maxim Integrated 1: $7.57 2,814In Stock	Mfr. Part No. MAX7317ATE+T Mouser Part No 700-MAX7317ATET	Analog Devices / Maxim Integrated	Interface - I/O Expanders 10-Port SPI-Interfaced I/O Expander with Learn More about Analog Devices / Maxim Integrated maxim programmable logic controllers	Datasheet	2,814In Stock	Cut Tape $7.57 $5.85 $5.42 $4.94 View Reel $4.15 $4.59 $4.45 $4.15 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	MAX7317	SMD/SMT	TQFN-16	Serial, SPI	10 I/O	Without Interrupt	2.25 V	3.6 V	26 MHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders Remote 8-bit I2C SMB us I/O Expander TCA9554ADBQR Texas Instruments 1: $1.60 3,889In Stock	Mfr. Part No. TCA9554ADBQR Mouser Part No 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	3,889In Stock	Cut Tape $1.60 $1.17 $1.07 $0.944 Reel $0.812 View $0.889 $0.854 $0.847 $0.776 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 Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDW PCF8575CDWR Texas Instruments 1: $6.78 461In Stock 2,000On Order	Mfr. Part No. PCF8575CDWR Mouser Part No 595-PCF8575CDWR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDW	Datasheet	461In Stock 2,000On Order	Cut Tape $6.78 $5.20 $4.81 $4.37 View Reel $4.05 $4.16 $4.06 $4.05 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	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		Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Interface IO Expander TSSOP-16 T&R 2.5K PI4IOE5V9538LEX Diodes Incorporated 1: $1.26 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 $1.26 $0.905 $0.792 $0.72 View Reel $0.62 $0.695 $0.68 $0.669 $0.62 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PIO4IO	SMD/SMT	TSSOP-16										Reel, Cut Tape, MouseReel