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Interface - I/O Expanders

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) 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 2-Wire-Interfaced, 16-Bit, I/O Port Expa MAX7318ATG+ Analog Devices / Maxim Integrated 1: ¥1,526.5 189In Stock	Mfr. Part # MAX7318ATG+ Mouser Part # 700-MAX7318ATG	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced, 16-Bit, I/O Port Expa Learn More about Analog Devices / Maxim Integrated maxim programmable logic controllers	Datasheet	189In Stock	¥1,526.5 ¥1,182.6 ¥1,096.3 ¥1,001.6	Min.: 1 Mult.: 1 Max.: 151	MAX7318	SMD/SMT	TQFN-24	I2C, Serial	16 I/O	With Interrupt	2 V	5.5 V	400 kHz	- 40 C	+ 125 C		Tube	Without ESD Protection
Interface - I/O Expanders 2-Wire-Interfaced, 16-Bit, I/O Port Expa MAX7318AWG+ Analog Devices / Maxim Integrated 1: ¥1,526.5 32In Stock	Mfr. Part # MAX7318AWG+ Mouser Part # 700-MAX7318AWG+	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced, 16-Bit, I/O Port Expa Learn More about Analog Devices / Maxim Integrated maxim programmable logic controllers	Datasheet	32In Stock	¥1,526.5 ¥1,182.6 ¥1,096.3 ¥1,001.6 View ¥920.2 ¥892 ¥870.4 Quote	Min.: 1 Mult.: 1	MAX7318	SMD/SMT	SOIC-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2 V	5.5 V	400 kHz	- 40 C	+ 125 C		Tube	Without ESD Protection
Interface - I/O Expanders I C Port Expander with Eight Inputs and MAX7319AEE+ Analog Devices / Maxim Integrated 1: ¥1,174.3 61In Stock	Mfr. Part # MAX7319AEE+ Mouser Part # 700-MAX7319AEE+	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with Eight Inputs and	Datasheet	61In Stock	¥1,174.3 ¥900.3 ¥832.2 ¥705.9 View ¥699.3 ¥679.3 ¥666.1 ¥652.8 Quote	Min.: 1 Mult.: 1	MAX7319	SMD/SMT	QSOP-16	I2C, Serial	8 I/O	With Interrupt	5.5 V	5.5 V	400 kHz	- 40 C	+ 125 C		Tube	Without ESD Protection
Interface - I/O Expanders I C Port Expander with 8 Open-Drain I/Os MAX7321AEE+ Analog Devices / Maxim Integrated 1: ¥1,078 358In Stock	Mfr. Part # MAX7321AEE+ Mouser Part # 700-MAX7321AEE	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 8 Open-Drain I/Os	Datasheet	358In Stock	¥1,078 ¥827.2 ¥764.1 ¥647.8	Min.: 1 Mult.: 1 Max.: 286	MAX7321	SMD/SMT	QSOP-16	I2C, Serial	8 I/O	With Interrupt	1.71 V	5.5 V	400 kHz	- 40 C	+ 125 C		Tube	Without ESD Protection
Interface - I/O Expanders I C Port Expander with 8 Open-Drain I/Os MAX7321ATE+ Analog Devices / Maxim Integrated 1: ¥769 202In Stock	Mfr. Part # MAX7321ATE+ Mouser Part # 700-MAX7321ATE	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 8 Open-Drain I/Os	Datasheet	202In Stock	¥769 ¥579.7 ¥533.2 ¥451.8	Min.: 1 Mult.: 1 Max.: 161	MAX7321	SMD/SMT	TQFN-16	I2C, Serial	8 I/O	With Interrupt	1.71 V	5.5 V	400 kHz	- 40 C	+ 125 C		Tube	Without ESD Protection
Interface - I/O Expanders I C Port Expander with 4 Push-Pull Outpu MAX7322ATE+T Analog Devices / Maxim Integrated 1: ¥1,109.5 124In Stock	Mfr. Part # MAX7322ATE+T Mouser Part # 700-MAX7322ATET	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 4 Push-Pull Outpu	Datasheet	124In Stock	Cut Tape ¥1,109.5 ¥850.4 ¥787.3 ¥787.3 MouseReel Available	Min.: 1 Mult.: 1 Max.: 99	MAX7322	SMD/SMT	TQFN-16	I2C, Serial	4 I/O	With Interrupt	1.71 V	5.5 V	400 kHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders I C Port Expander with Eight Push-Pull O MAX7324AEG+ Analog Devices / Maxim Integrated 1: ¥1,154.4 3In Stock	Mfr. Part # MAX7324AEG+ Mouser Part # 700-MAX7324AEG	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with Eight Push-Pull O	Datasheet	3In Stock	¥1,154.4 ¥885.3 ¥750.8 ¥742.5 View ¥705.9 ¥667.7 ¥652.8 ¥641.1	Min.: 1 Mult.: 1	MAX7324	SMD/SMT	QSOP-24	I2C, Serial	8 I/O	With Interrupt	1.71 V	5.5 V	400 kHz	- 40 C	+ 125 C		Tube	Without ESD Protection
Interface - I/O Expanders I C Port Expander with 12 Push-Pull Outp MAX7327AATG+ Analog Devices / Maxim Integrated 1: ¥642.8 8In Stock	Mfr. Part # MAX7327AATG+ Mouser Part # 700-MAX7327AATG+	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 12 Push-Pull Outp	Datasheet	8In Stock	¥642.8 ¥629.5 ¥614.6 ¥602.9 View ¥593 ¥584.7 ¥576.4 ¥568.1	Min.: 1 Mult.: 1	MAX7327	SMD/SMT	TQFN-EP-24	I2C, Serial	4 I/O	With Interrupt	1.71 V	5.5 V	400 kHz	- 40 C	+ 125 C		Tube	Without ESD Protection
Interface - I/O Expanders I C Port Expanders with Eight I/O Ports MAX7328AWE+ Analog Devices / Maxim Integrated 1: ¥1,094.6 94In Stock	Mfr. Part # MAX7328AWE+ Mouser Part # 700-MAX7328AWE+	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expanders with Eight I/O Ports	Datasheet	94In Stock	¥1,094.6 ¥838.8 ¥775.7 ¥704.3 View ¥651.1 ¥631.2 ¥619.6 ¥609.6 Quote	Min.: 1 Mult.: 1	MAX7328	SMD/SMT	SOIC-Wide-16	I2C, Serial	8 I/O	Without Interrupt	2.5 V	5.5 V	100 kHz	- 40 C	+ 125 C		Tube	Without ESD Protection
Interface - I/O Expanders I C Port Expanders with Eight I/O Ports MAX7329AWE+ Analog Devices / Maxim Integrated Restricted Availability	Mfr. Part # MAX7329AWE+ Mouser Part # 700-MAX7329AWE	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expanders with Eight I/O Ports Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability	MAX7329	SMD/SMT	SOIC-16	I2C, Serial	8 I/O	With Interrupt	2.5 V	5.5 V	100 kHz	- 40 C	+ 125 C		Tube	Without ESD Protection
Interface - I/O Expanders IC Port Expanders with Eight I/O Ports MAX7329AWE+T Analog Devices / Maxim Integrated 1: ¥408.6 360In Stock	Mfr. Part # MAX7329AWE+T Mouser Part # 700-MAX7329AWET	Analog Devices / Maxim Integrated	Interface - I/O Expanders IC Port Expanders with Eight I/O Ports	Datasheet	360In Stock	Cut Tape ¥408.6 ¥400.3 ¥390.3 ¥383.7 ¥377 ¥377 MouseReel Available	Min.: 1 Mult.: 1 Max.: 288	MAX7329	SMD/SMT	SOIC-Wide-16	I2C, Serial	8 I/O	With Interrupt	2.5 V	5.5 V	100 kHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders I2C I/O EXPANDER GP PCA9554PW,112 NXP Semiconductors 1: ¥328.9 5In Stock	Mfr. Part # PCA9554PW,112 Mouser Part # 771-PCA9554PW112	NXP Semiconductors	Interface - I/O Expanders I2C I/O EXPANDER GP	Datasheet	5In Stock	¥328.9 ¥240.8 ¥219.3 ¥194.3 View ¥182.7 ¥176.1 ¥165.1 ¥161.4	Min.: 1 Mult.: 1	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		Tube	2 kV
Interface - I/O Expanders NCA6416PW/SOT355/TSSOP24 NCA6416PWJ Nexperia 1: ¥287.4 15In Stock 2,500Expected 11/6/2026 New Product	Mfr. Part # NCA6416PWJ Mouser Part # 771-NCA6416PWJ New Product	Nexperia	Interface - I/O Expanders NCA6416PW/SOT355/TSSOP24 Learn More about Nexperia nca6416 io expanders	Datasheet	15In Stock 2,500Expected 11/6/2026	Cut Tape ¥287.4 ¥210.9 ¥192.7 ¥171.1 Reel ¥144.2 View ¥160.6 ¥154.6 ¥153.8 ¥140.9 MouseReel Available	Min.: 1 Mult.: 1 : 2,500													Reel, Cut Tape, MouseReel
Interface - I/O Expanders Column Keypad Scanner & GPIO Port Expand Analog Devices ADP5587ACBZ-R7 ADP5587ACBZ-R7 Analog Devices 1: ¥664.4 445In Stock	Mfr. Part # ADP5587ACBZ-R7 Mouser Part # 584-ADP5587ACBZ-R7	Analog Devices	Interface - I/O Expanders Column Keypad Scanner & GPIO Port Expand	Datasheet	445In Stock	Cut Tape ¥664.4 ¥503.3 ¥461.8 ¥416.9 ¥395.3 ¥395.3 MouseReel Available	Min.: 1 Mult.: 1 Max.: 356	ADP5587	SMD/SMT	WLCSP-25	I2C, Serial	18 I/O	With Interrupt	1.65 V	3.6 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders Low Voltage 16-Bit I2C-bus I/O Expander KTS1622EUAA-TR Kinetic Technologies 1: ¥151.2 47,516On Order	Mfr. Part # KTS1622EUAA-TR Mouser Part # 389-KTS1622EUAA-TR	Kinetic Technologies	Interface - I/O Expanders Low Voltage 16-Bit I2C-bus I/O Expander Learn More about Kinetic Technologies kinetic kts1622 expanders	Datasheet	47,516On Order On Order Ship Dates Mfr. #: KTS1622EUAA-TR Stock: 0 On Order: 1,016 Expected 10/28/2026 46,500 Expected 12/3/2026 Factory Lead-Time: 7 Weeks	Cut Tape ¥151.2 ¥108.6 ¥98 ¥86.2 Reel ¥70.6 View ¥80.6 ¥77.1 ¥72.9 ¥69.6 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	KTS1622	SMD/SMT	TQFN44-24	I2C, Serial	16 I/O	With Interrupt	1.65 V	5.5 V	1 MHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Remote 8-Bit I2C and SMBus LP I/O Exp PCA9557RGVR Texas Instruments 1: ¥335.5 27,357On Order	Mfr. Part # PCA9557RGVR Mouser Part # 595-PCA9557RGVR	Texas Instruments	Interface - I/O Expanders Remote 8-Bit I2C and SMBus LP I/O Exp Learn More about Texas Instruments ti pca95xx	Datasheet	27,357On Order On Order Ship Dates Mfr. #: PCA9557RGVR Stock: 0 On Order: 2,357 Expected 12/10/2026 5,000 Expected 12/21/2026 10,000 Expected 12/25/2026 10,000 Expected 1/14/2027 Factory Lead-Time: 12 Weeks	Cut Tape ¥335.5 ¥247.5 ¥225.9 ¥197.7 Reel ¥164.9 View ¥186 ¥179.4 ¥176.1 ¥160.5 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCA9557	SMD/SMT	VQFN-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 Remote 8B I2C and Lo -Pwr I/O Expander PCA9534ARGTR Texas Instruments 1: ¥388.7 16,859Expected 1/7/2027	Mfr. Part # PCA9534ARGTR Mouser Part # 595-PCA9534ARGTR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C and Lo -Pwr I/O Expander	Datasheet	16,859Expected 1/7/2027	Cut Tape ¥388.7 ¥287.4 ¥262.4 ¥235.9 Reel ¥204.3 View ¥222.6 ¥215.9 ¥210.9 ¥199.3 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	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 Remote 16-Bit I2C & SMBus I/O Expander PCA9555RGER Texas Instruments 1: ¥402 12,000On Order	Mfr. Part # PCA9555RGER Mouser Part # 595-PCA9555RGER	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander	Datasheet	12,000On Order On Order Ship Dates Mfr. #: PCA9555RGER Stock: 0 On Order: 3,000 Expected 1/8/2027 9,000 Expected 3/11/2027 Factory Lead-Time: 20 Weeks	Cut Tape ¥402 ¥297.3 ¥270.7 ¥242.5 View Reel ¥219.3 ¥235.9 ¥229.2 ¥219.3 ¥219.3 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	PCA9555	SMD/SMT	VQFN-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-PCF8574DW A 595-P A 595-PCF8574DW PCF8574DWR Texas Instruments 1: ¥340.5 15,435Expected 11/23/2026	Mfr. Part # PCF8574DWR Mouser Part # 595-PCF8574DWR	Texas Instruments	Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574DW A 595-P A 595-PCF8574DW	Datasheet	15,435Expected 11/23/2026	Cut Tape ¥340.5 ¥252.5 ¥229.2 ¥204.3 Reel ¥174.4 View ¥192.7 ¥186 ¥182.7 ¥169.4 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCF8574	SMD/SMT	SOIC-16	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 Lo-Vltg 8B I2C & SMB us I/O Expander TCA6408ARSVR Texas Instruments 1: ¥149.5 85,893On Order	Mfr. Part # TCA6408ARSVR Mouser Part # 595-TCA6408ARSVR	Texas Instruments	Interface - I/O Expanders Lo-Vltg 8B I2C & SMB us I/O Expander	Datasheet	85,893On Order On Order Ship Dates Mfr. #: TCA6408ARSVR Stock: 0 On Order: 19,893 Expected 12/17/2026 12,000 Expected 1/14/2027 54,000 Expected 3/1/2027 Factory Lead-Time: 20 Weeks	Cut Tape ¥149.5 ¥136.9 Reel ¥136.9 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	TCA6408A	SMD/SMT	UQFN-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 and SMBux TCA9535RGER Texas Instruments 1: ¥328.9 56,080On Order	Mfr. Part # TCA9535RGER Mouser Part # 595-TCA9535RGER	Texas Instruments	Interface - I/O Expanders Remote 16bit I2C and SMBux Learn More about Texas Instruments ti tca9535 expander	Datasheet	56,080On Order On Order Ship Dates Mfr. #: TCA9535RGER Stock: 0 On Order: 26,080 Expected 12/24/2026 3,000 Expected 12/31/2026 27,000 Expected 1/7/2027 Factory Lead-Time: 20 Weeks	Cut Tape ¥328.9 ¥242.5 ¥220.9 ¥197.7 Reel ¥160.8 View ¥182.7 ¥176.1 ¥157.6 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	TCA9535	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 Rem 16B I2C & SMBus Low-Pwr I/O Expander TCA9535RTWR Texas Instruments 1: ¥284 75,440On Order	Mfr. Part # TCA9535RTWR Mouser Part # 595-TCA9535RTWR	Texas Instruments	Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Expander Learn More about Texas Instruments ti tca9535 expander	Datasheet	75,440On Order On Order Ship Dates Mfr. #: TCA9535RTWR Stock: 0 On Order: 30,440 Expected 12/17/2026 45,000 Expected 10/14/2027 Factory Lead-Time: 20 Weeks	Cut Tape ¥284 ¥207.6 ¥189.4 ¥167.8 View Reel ¥147.5 ¥154.3 ¥148.5 ¥147.5 ¥147.5 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1,001 : 3,000	TCA9535	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 Automotive 16-bit 1. 65 to 3.6V I2C/SMBu TCA9539AQPWRQ1 Texas Instruments 1: ¥405.3 16,159On Order New Product	Mfr. Part # TCA9539AQPWRQ1 Mouser Part # 595-TCA9539AQPWRQ1 New Product	Texas Instruments	Interface - I/O Expanders Automotive 16-bit 1. 65 to 3.6V I2C/SMBu Learn More about Texas Instruments ti tca9539x q1 i2c smbus io expander	Datasheet	16,159On Order On Order Ship Dates Mfr. #: TCA9539AQPWRQ1 Stock: 0 On Order: 4,159 Expected 1/7/2027 3,000 Expected 2/4/2027 9,000 Expected 2/25/2027 Factory Lead-Time: 20 Weeks	Cut Tape ¥405.3 ¥300.6 ¥275.7 ¥245.8 View Reel ¥225.9 ¥232.5 ¥225.9 ¥225.9 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1,001 : 3,000		SMD/SMT	TSSOP-24	I2C	17 I/O	With Interrupt	1.65 V	5.5 V	400 kHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders Automotive Low Volta ge 16bit TCA9539QPWRQ1 Texas Instruments 1: ¥588 25,476On Order	Mfr. Part # TCA9539QPWRQ1 Mouser Part # 595-TCA9539QPWRQ1	Texas Instruments	Interface - I/O Expanders Automotive Low Volta ge 16bit	Datasheet	25,476On Order On Order Ship Dates Mfr. #: TCA9539QPWRQ1 Stock: 0 On Order: 15,476 Expected 12/24/2026 2,000 Expected 1/7/2027 8,000 Expected 1/21/2027 Factory Lead-Time: 20 Weeks	Cut Tape ¥588 ¥443.5 ¥406.9 ¥367.1 Reel ¥317.3 View ¥347.1 ¥343.8 ¥315.6 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TCA9539	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 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 1.65 to 5.5V 16-bit I2C TCA9555RGER Texas Instruments 1: ¥328.9 32,988Expected 1/21/2027	Mfr. Part # TCA9555RGER Mouser Part # 595-TCA9555RGER	Texas Instruments	Interface - I/O Expanders 1.65 to 5.5V 16-bit I2C Learn More about Texas Instruments ti tca9555 io expander	Datasheet	32,988Expected 1/21/2027	Cut Tape ¥328.9 ¥244.2 ¥220.9 ¥197.7 Reel ¥166.1 View ¥186 ¥179.4 ¥164.1 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	TCA9555	SMD/SMT	VQFN-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