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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 Interface IO Expander TSSOP-24 T&R 3K PI4IOE5V6416Q2LEX Diodes Incorporated 1: ¥388.7 3,498In Stock	Mfr. Part # PI4IOE5V6416Q2LEX Mouser Part # 621-I4IOE5V6416Q2LEX	Diodes Incorporated	Interface - I/O Expanders Interface IO Expander TSSOP-24 T&R 3K Learn More about Diodes Incorporated diodes pi4ioe5v6416q io expander	Datasheet	3,498In Stock	Cut Tape ¥388.7 ¥287.4 ¥255.8 ¥234.2 View Reel ¥194.3 ¥227.6 ¥224.2 ¥220.9 ¥194.3 MouseReel Available	Min.: 1 Mult.: 1 : 3,000		SMD/SMT	TSSOP-24	I2C, Serial	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 14-bit SPI Level Translating I/O Expander with Agile I/O and AEC-Q100 Compliant in HVQFN24 package PCAL9714HN/Q900MP NXP Semiconductors 1: ¥290.7 6,998In Stock	Mfr. Part # PCAL9714HN/Q900MP Mouser Part # 771-PCAL9714HNQ900MP	NXP Semiconductors	Interface - I/O Expanders 14-bit SPI Level Translating I/O Expander with Agile I/O and AEC-Q100 Compliant in HVQFN24 package Learn More about NXP Semiconductors nxp pcal9714 expanders	Datasheet	6,998In Stock	Cut Tape ¥290.7 ¥214.3 ¥194.3 ¥174.4 View Reel ¥142.8 ¥162.8 ¥156.6 ¥152.1 ¥147.7 ¥142.8	Min.: 1 Mult.: 1 : 6,000	PCAL9714	SMD/SMT	HVQFN-24	I2C, Serial		With Interrupt	1.1 V	5.5 V	5 MHz	- 40 C	+ 125 C	AEC-Q100	Reel, Cut Tape	2 kV
Interface - I/O Expanders W/ANNEAL PERIPH INT CNTRLR 5V 12 5MHZ IS82C59A-12Z Renesas / Intersil 1: ¥10,819.8 45In Stock 185Expected 3/9/2027	Mfr. Part # IS82C59A-12Z Mouser Part # 968-IS82C59A-12Z	Renesas / Intersil	Interface - I/O Expanders W/ANNEAL PERIPH INT CNTRLR 5V 12 5MHZ	Datasheet	45In Stock 185Expected 3/9/2027	¥10,819.8 ¥8,854.8 ¥8,285.1 ¥8,035.9 View Quote	Min.: 1 Mult.: 1	82C59A	SMD/SMT	PLCC-28	Parallel		With Interrupt	4.5 V	5.5 V	8 MHz	- 40 C	+ 85 C		Tube	1 kV
Interface - I/O Expanders 16B I/O Expander I2C interface MCP23018-E/SO Microchip Technology 1: ¥338.8 551In Stock	Mfr. Part # MCP23018-E/SO Mouser Part # 579-MCP23018-E/SO	Microchip Technology	Interface - I/O Expanders 16B I/O Expander I2C interface	Datasheet	551In Stock	¥338.8 ¥280.7 ¥255.8	Min.: 1 Mult.: 1		SMD/SMT	SOIC-28	I2C, Serial	16 I/O	With Interrupt	1.8 V	5.5 V	3.4 MHz	- 40 C	+ 125 C		Tube	Without ESD Protection
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt, Low Power version of PCA9554 in TSSOP16 package PCA9534PW,118 NXP Semiconductors 1: ¥337.2 48,812In Stock	Mfr. Part # PCA9534PW,118 Mouser Part # 771-PCA9534PW-T	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt, Low Power version of PCA9554 in TSSOP16 package	Datasheet	48,812In Stock	Cut Tape ¥337.2 ¥259.1 ¥232.5 ¥209.3 Reel ¥181 View ¥197.7 ¥189.4 ¥187.7 ¥176.1 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCA9534	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 16B I/O Expander SPI interface MCP23S18-E/SP Microchip Technology 1: ¥375.4 500In Stock	Mfr. Part # MCP23S18-E/SP Mouser Part # 579-MCP23S18-E/SP	Microchip Technology	Interface - I/O Expanders 16B I/O Expander SPI interface	Datasheet	500In Stock	¥375.4 ¥312.3 ¥282.4	Min.: 1 Mult.: 1		Through Hole	PDIP-28	Serial, SPI	16 I/O	With Interrupt	1.8 V	5.5 V	10 MHz	- 40 C	+ 125 C		Tube	Without ESD Protection
Interface - I/O Expanders 16B I/O Expander I2C interface MCP23018-E/SP Microchip Technology 1: ¥353.8 383In Stock	Mfr. Part # MCP23018-E/SP Mouser Part # 579-MCP23018-E/SP	Microchip Technology	Interface - I/O Expanders 16B I/O Expander I2C interface	Datasheet	383In Stock	¥353.8 ¥295.7 ¥267.4	Min.: 1 Mult.: 1		Through Hole	SPDIP-28	I2C, Serial	16 I/O	With Interrupt	1.8 V	5.5 V	3.4 MHz	- 40 C	+ 125 C		Tube	Without ESD Protection
Interface - I/O Expanders 8-bit I/O Expander I2C interface MCP23009-E/P Microchip Technology 1: ¥264.1 277In Stock	Mfr. Part # MCP23009-E/P Mouser Part # 579-MCP23009-E/P	Microchip Technology	Interface - I/O Expanders 8-bit I/O Expander I2C interface	Datasheet	277In Stock	¥264.1 ¥219.3 ¥202.6	Min.: 1 Mult.: 1		Through Hole	PDIP-18	I2C, Serial	8 I/O	With Interrupt	1.8 V	5.5 V	3.4 MHz	- 40 C	+ 125 C		Tube	4 kV
Interface - I/O Expanders PERI PRG-I/O 5V 8MHZ 44PLCC INDEL IS82C55AZ96 Renesas / Intersil 1: ¥7,075.9 461In Stock	Mfr. Part # IS82C55AZ96 Mouser Part # 968-IS82C55AZ96	Renesas / Intersil	Interface - I/O Expanders PERI PRG-I/O 5V 8MHZ 44PLCC INDEL	Datasheet	461In Stock	Cut Tape ¥7,075.9 ¥5,693.9 ¥5,351.7 ¥5,059.4 View Reel ¥4,750.5 ¥4,865.1 ¥4,750.5 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	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	1 kV
Interface - I/O Expanders W/ANNEAL PERIPH PRG- I/O 5V 5MHZ 44PLCC CS82C55A-5Z Renesas / Intersil 1: ¥2,820.4 190In Stock 1,040Expected 12/15/2026	Mfr. Part # CS82C55A-5Z Mouser Part # 968-CS82C55A-5Z	Renesas / Intersil	Interface - I/O Expanders W/ANNEAL PERIPH PRG- I/O 5V 5MHZ 44PLCC	Datasheet	190In Stock 1,040Expected 12/15/2026	¥2,820.4 ¥2,194.2 ¥2,039.7 ¥1,871.9 View ¥1,825.4 ¥1,742.4 ¥1,717.5 Quote	Min.: 1 Mult.: 1	82C55A	SMD/SMT	PLCC-44	Parallel	24 I/O	With Interrupt	4.5 V	5.5 V	8 MHz	0 C	+ 70 C		Tube	Without ESD Protection
Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand MAX7312AAG+ Analog Devices / Maxim Integrated 1: ¥1,549.7 861In Stock	Mfr. Part # MAX7312AAG+ Mouser Part # 700-MAX7312AAG	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand	Datasheet	861In Stock	¥1,549.7 ¥1,200.9 ¥1,114.5 ¥1,016.5 View ¥970 ¥943.4 ¥918.5 Quote	Min.: 1 Mult.: 1	MAX7312	SMD/SMT	SSOP-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 Interface IO Expander W-QFN3030-16 T&R 3.5K PI4IOE5V9554ZHEX Diodes Incorporated 1: ¥184.4 8,705In Stock 12,403On Order	Mfr. Part # PI4IOE5V9554ZHEX Mouser Part # 621-PI4IOE5V9554ZHEX	Diodes Incorporated	Interface - I/O Expanders Interface IO Expander W-QFN3030-16 T&R 3.5K Learn More about Diodes Incorporated diodes pi4ioe5v9554 8 bit expander	Datasheet	8,705In Stock 12,403On Order On Order Ship Dates Mfr. #: PI4IOE5V9554ZHEX Stock: 8,705 Can Ship Immediately On Order: 1,903 Expected 10/26/2026 10,500 Expected 1/8/2027 Factory Lead-Time: 48 Weeks	Cut Tape ¥184.4 ¥133.2 ¥119.9 ¥105.5 View Reel ¥87.4 ¥98.7 ¥94.3 ¥91.4 ¥87.4	Min.: 1 Mult.: 1 Max.: 3,500 : 3,500		SMD/SMT	TQFN-16	I2C, Serial, SMBus	8 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape
Interface - I/O Expanders 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port MAX7301ATL+T Analog Devices / Maxim Integrated 1: ¥2,476.6 17,209In Stock	Mfr. Part # MAX7301ATL+T Mouser Part # 700-MAX7301ATLT	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	17,209In Stock	Cut Tape ¥2,476.6 ¥2,061.3 ¥1,925.1 ¥1,778.9 View Reel ¥1,549.7 ¥1,675.9 ¥1,654.4 ¥1,549.7 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,500	MAX7301	SMD/SMT	TQFN-40	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 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554C in TSSOP16 package PCA9554BPWJ NXP Semiconductors 1: ¥264.1 18,558In Stock 25,000Expected 1/17/2028	Mfr. Part # PCA9554BPWJ Mouser Part # 771-PCA9554BPWJ	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554C in TSSOP16 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	18,558In Stock 25,000Expected 1/17/2028	Cut Tape ¥264.1 ¥197.7 ¥189.4 ¥169.4 Reel ¥136.7 View ¥158 ¥151.8 ¥146 ¥133.7 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCA9554B	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 16-bit translating I C-bus/SMBus I/O exp TCAL6416PWR Texas Instruments 1: ¥350.5 2,937In Stock	Mfr. Part # TCAL6416PWR Mouser Part # 595-TCAL6416PWR	Texas Instruments	Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp Learn More about Texas Instruments ti tcal6416 expander	Datasheet	2,937In Stock	Cut Tape ¥350.5 ¥259.1 ¥237.5 ¥210.9 Reel ¥177.7 View ¥199.3 ¥192.7 ¥189.4 ¥171.1 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	TCAL6416	SMD/SMT	TSSOP-24	I2C, Serial, SMBus		With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel	4 kV
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554A in TSSOP16 package PCA9554PW,118 NXP Semiconductors 1: ¥350.5 32,736In Stock	Mfr. Part # PCA9554PW,118 Mouser Part # 771-PCA9554PW-T	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	32,736In Stock	Cut Tape ¥350.5 ¥259.1 ¥237.5 ¥210.9 Reel ¥179.4 View ¥199.3 ¥192.7 ¥189.4 ¥174.4 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		Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Remote 16bit I2C LP I/O Expander A 595-T A 595-TCA9535DBT TCA9535DBR Texas Instruments 1: ¥338.8 2,019In Stock	Mfr. Part # TCA9535DBR Mouser Part # 595-TCA9535DBR	Texas Instruments	Interface - I/O Expanders Remote 16bit I2C LP I/O Expander A 595-T A 595-TCA9535DBT Learn More about Texas Instruments ti tca9535 expander	Datasheet	2,019In Stock	Cut Tape ¥338.8 ¥250.8 ¥229.2 ¥204.3 Reel ¥172.7 View ¥192.7 ¥186 ¥181 ¥166.1 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TCA9535	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 16-Bit I2C & SMBus L o-Pwr I/O Expander R 595-TCA9535PWR PCA9535PWR Texas Instruments 1: ¥448.5 1,984In Stock 4,000Expected 3/11/2027	Mfr. Part # PCA9535PWR Mouser Part # 595-PCA9535PWR	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander R 595-TCA9535PWR	Datasheet	1,984In Stock 4,000Expected 3/11/2027	Cut Tape ¥448.5 ¥332.2 ¥304 ¥272.4 Reel ¥234.2 View ¥257.5 ¥249.2 ¥244.2 ¥227.6 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCA9535	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 Interface IO Expander W-QFN5050-32 T&R 2.5K PI4IOE5V6524ZHEX Diodes Incorporated 1: ¥358.8 1,024In Stock 5,000On Order	Mfr. Part # PI4IOE5V6524ZHEX Mouser Part # 621-PI4IOE5V6524ZHEX	Diodes Incorporated	Interface - I/O Expanders Interface IO Expander W-QFN5050-32 T&R 2.5K Learn More about Diodes Incorporated diodes pi4ioe5v6416 io expander		1,024In Stock 5,000On Order	Cut Tape ¥358.8 ¥265.8 ¥239.2 ¥215.9 ¥202.6 Reel ¥202.6 MouseReel Available	Min.: 1 Mult.: 1 Max.: 320 : 2,500		SMD/SMT	WQFN5050-32	I2C, Serial	24 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 4-bit I2C-bus GPO Expander in XQFN8 package PCA9570GMH NXP Semiconductors 1: ¥161.1 34,889In Stock	Mfr. Part # PCA9570GMH Mouser Part # 771-PCA9570GMH	NXP Semiconductors	Interface - I/O Expanders 4-bit I2C-bus GPO Expander in XQFN8 package Learn More about NXP Semiconductors nxp pca9570 gpo expander	Datasheet	34,889In Stock	Cut Tape ¥161.1 ¥118.9 ¥108.3 ¥96.8 View Reel ¥81.2 ¥91.4 ¥88 ¥85.5 ¥84 ¥81.2 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	PCA9570	SMD/SMT	XQFN-8	I2C, Serial	4 I/O	Without Interrupt	1.1 V	3.6 V	1 MHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP24 package PCA9539PW/Q900,118 NXP Semiconductors 1: ¥493.3 44,690In Stock	Mfr. Part # PCA9539PW/Q900,118 Mouser Part # 771-PCA9539PW/Q90011	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP24 package	Datasheet	44,690In Stock	Cut Tape ¥493.3 ¥367.1 ¥337.2 ¥302.3 ¥285.7 Reel ¥240.8 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCA9539	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 Interrupt and Agile I/O in HWQFN24 package PCAL9535AHF,128 NXP Semiconductors 1: ¥388.7 15,153In Stock 18,000Expected 8/30/2027	Mfr. Part # PCAL9535AHF,128 Mouser Part # 771-PCAL9535AHF,128	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt and Agile I/O in HWQFN24 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	15,153In Stock 18,000Expected 8/30/2027	Cut Tape ¥388.7 ¥310.6 ¥284 ¥254.1 View Reel ¥212.6 ¥239.2 ¥232.5 ¥227.6 ¥225.9 ¥212.6 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	PCAL9535A	SMD/SMT	HWQFN-24	I2C, Serial	16 I/O	With Interrupt	1.65 V	5.5 V	100 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-PCA9539DW PCA9539DWR Texas Instruments 1: ¥682.7 1,867In Stock	Mfr. Part # PCA9539DWR Mouser Part # 595-PCA9539DWR	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DW	Datasheet	1,867In Stock	Cut Tape ¥682.7 ¥516.6 ¥475 ¥430.2 Reel ¥382 View ¥408.6 ¥405.3 ¥392 ¥365.4 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCA9539	SMD/SMT	SOIC-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-Wire 8-Channel Addressable Switch DS2408S+T&R Analog Devices / Maxim Integrated 1: ¥2,018.1 222In Stock	Mfr. Part # DS2408S+T&R Mouser Part # 700-DS2408S+T&R	Analog Devices / Maxim Integrated	Interface - I/O Expanders 1-Wire 8-Channel Addressable Switch	Datasheet	222In Stock	Cut Tape ¥2,018.1 ¥1,581.3 ¥1,473.3 ¥1,352.1 View ¥1,338.8 ¥1,293.9 ¥1,279 ¥1,181 MouseReel Available	Min.: 1 Mult.: 1	DS2408S	SMD/SMT	SOIC-16	1-Wire	8 I/O	Without Interrupt	2.8 V	5.25 V		- 40 C	+ 85 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: ¥795.6 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 ¥795.6 ¥599.6 ¥549.8 ¥496.6 View Reel ¥430.2 ¥471.7 ¥466.7 ¥438.5 ¥430.2 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