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NXP 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 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in HVQFN16 package PCA9538BS,118 NXP Semiconductors 1: ¥446.8 4,000In Stock 12,000Expected 11/9/2026	Mfr. Part # PCA9538BS,118 Mouser Part # 771-PCA9538BS-T	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in HVQFN16 package	Datasheet	4,000In Stock 12,000Expected 11/9/2026	Cut Tape ¥446.8 ¥332.2 ¥302.3 ¥270.7 View Reel ¥227.6 ¥255.8 ¥247.5 ¥237.5 ¥234.2 ¥227.6 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	PCA9538	SMD/SMT	HVQFN-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 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP16 package PCA9538PW,118 NXP Semiconductors 1: ¥446.8 2,547In Stock 12,500Expected 10/27/2026	Mfr. Part # PCA9538PW,118 Mouser Part # 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	2,547In Stock 12,500Expected 10/27/2026	Cut Tape ¥446.8 ¥332.2 ¥302.3 ¥270.7 Reel ¥232.5 View ¥255.8 ¥247.5 ¥237.5 ¥225.9 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 and Reset, Low Power version of PCA9555 in TSSOP24 package PCA9539RPW,118 NXP Semiconductors 1: ¥380.4 2,455In Stock	Mfr. Part # PCA9539RPW,118 Mouser Part # 771-PCA9539RPW,118	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	2,455In Stock	Cut Tape ¥380.4 ¥280.7 ¥255.8 ¥229.2 View Reel ¥204.3 ¥215.9 ¥209.3 ¥206 ¥204.3 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		Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address than PCA9554C in HVQFN16 package PCA9554BBSHP NXP Semiconductors 1: ¥282.4 11,972In Stock 60,000On Order	Mfr. Part # PCA9554BBSHP Mouser Part # 771-PCA9554BBSHP	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address than PCA9554C in HVQFN16 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	11,972In Stock 60,000On Order On Order Ship Dates Mfr. #: PCA9554BBSHP Stock: 11,972 Can Ship Immediately On Order: 6,000 Expected 12/14/2026 54,000 Expected 4/26/2027 Factory Lead-Time: 30 Weeks	Cut Tape ¥282.4 ¥207.6 ¥189.4 ¥167.8 View Reel ¥129.9 ¥157 ¥151 ¥150 ¥143.2 ¥129.9 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	PCA9554B	SMD/SMT	HVQFN-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 PCA9554B in HVQFN16 package PCA9554CBSHP NXP Semiconductors 1: ¥284 4,769In Stock 6,000Expected 4/26/2027	Mfr. Part # PCA9554CBSHP Mouser Part # 771-PCA9554CBSHP	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554B in HVQFN16 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	4,769In Stock 6,000Expected 4/26/2027	Cut Tape ¥284 ¥209.3 ¥189.4 ¥167.8 View Reel ¥136 ¥157.5 ¥151.5 ¥150 ¥146 ¥136 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	PCA9554C	SMD/SMT	HVQFN-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 I2C-bus/SMBus I/O Expander with Interrupt in HVQFN24 package PCA9555BS,118 NXP Semiconductors 1: ¥387 9,209In Stock 18,000Expected 1/19/2027	Mfr. Part # PCA9555BS,118 Mouser Part # 771-PCA9555BS-T	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt in HVQFN24 package Learn More about NXP Semiconductors nxpinterface	Datasheet	9,209In Stock 18,000Expected 1/19/2027	Cut Tape ¥387 ¥304 ¥282.4 ¥264.1 View Reel ¥232.5 ¥252.5 ¥249.2 ¥242.5 ¥232.5 ¥232.5 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	PCA9555	SMD/SMT	HVQFN-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
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt in SO24 package PCA9555D,118 NXP Semiconductors 1: ¥485 2,767In Stock 7,000On Order	Mfr. Part # PCA9555D,118 Mouser Part # 771-PCA9555D-T	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt in SO24 package Learn More about NXP Semiconductors nxpinterface	Datasheet	2,767In Stock 7,000On Order	Cut Tape ¥485 ¥362.1 ¥332.2 ¥299 Reel ¥260.8 View ¥282.4 ¥277.4 ¥254.1 ¥240.8 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	PCA9555	SMD/SMT	SO-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
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Reset in TSSOP16 package PCA9557PW,118 NXP Semiconductors 1: ¥402 8,492In Stock 32,500Expected 12/14/2026	Mfr. Part # PCA9557PW,118 Mouser Part # 771-PCA9557PW-T	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Reset in TSSOP16 package	Datasheet	8,492In Stock 32,500Expected 12/14/2026	Cut Tape ¥402 ¥297.3 ¥270.7 ¥242.5 View Reel ¥191 ¥229.2 ¥227.6 ¥191 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCA9557	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	8 I/O	Without Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in VFBGA24 package PCAL6416AEVJ NXP Semiconductors 1: ¥272.4 7,214In Stock	Mfr. Part # PCAL6416AEVJ Mouser Part # 771-PCAL6416AEVJ	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in VFBGA24 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	7,214In Stock	Cut Tape ¥272.4 ¥201 ¥182.7 ¥161.3 View Reel ¥132.7 ¥151.6 ¥145.8 ¥144.7 ¥139.7 ¥132.7 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	PCAL6416A	SMD/SMT	VFBGA-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 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in TSSOP24 package PCAL6416APW,118 NXP Semiconductors 1: ¥282.4 7,006In Stock 20,000Expected 10/26/2026	Mfr. Part # PCAL6416APW,118 Mouser Part # 771-PCAL6416APW118	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in TSSOP24 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	7,006In Stock 20,000Expected 10/26/2026	Cut Tape ¥282.4 ¥207.6 ¥187.7 ¥166.1 Reel ¥140.5 View ¥156.1 ¥150.2 ¥148.7 ¥132.5 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCAL6416A	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 34-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in VFBGA42 package PCAL6534EVJ NXP Semiconductors 1: ¥654.4 4,015In Stock	Mfr. Part # PCAL6534EVJ Mouser Part # 771-PCAL6534EVJ	NXP Semiconductors	Interface - I/O Expanders 34-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in VFBGA42 package Learn More about NXP Semiconductors nxp pcal6534 gpio expander	Datasheet	4,015In Stock	Cut Tape ¥654.4 ¥495 ¥455.1 ¥410.3 View Reel ¥353.8 ¥388.7 ¥387 ¥373.7 ¥368.7 ¥353.8 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	PCAL6534	SMD/SMT	VFBGA-42	I2C, Serial, SMBus	34 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 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Reset and Agile I/O in TSSOP24 package PCAL9539APW,118 NXP Semiconductors 1: ¥416.9 7,429In Stock	Mfr. Part # PCAL9539APW,118 Mouser Part # 771-PCAL9539APW118	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Reset and Agile I/O in TSSOP24 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	7,429In Stock	Cut Tape ¥416.9 ¥310.6 ¥284 ¥259.1 Reel ¥225.9 View ¥244.2 ¥239.2 ¥220.9 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCAL9539A	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
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Agile I/O in TSSOP24 package PCAL9555APW,118 NXP Semiconductors 1: ¥335.5 4,530In Stock	Mfr. Part # PCAL9555APW,118 Mouser Part # 771-PCAL9555APW118	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Agile I/O in TSSOP24 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	4,530In Stock	Cut Tape ¥335.5 ¥247.5 ¥224.2 ¥199.3 View Reel ¥167.8 ¥187.7 ¥181 ¥167.8 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCAL9555A	SMD/SMT	TSSOP-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-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP24 package PCA9539PW,118 NXP Semiconductors 1: ¥425.2 108In Stock 17,500On Order	Mfr. Part # PCA9539PW,118 Mouser Part # 771-PCA9539PW-T	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP24 package	Datasheet	108In Stock 17,500On Order On Order Ship Dates Mfr. #: PCA9539PW,118 Stock: 108 Can Ship Immediately On Order: 7,500 Expected 5/31/2027 10,000 Expected 6/7/2027 Factory Lead-Time: 30 Weeks	Cut Tape ¥425.2 ¥315.6 ¥287.4 ¥257.5 View Reel ¥214.3 ¥244.2 ¥234.2 ¥225.9 ¥214.3 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		Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt in SSOP24 package PCA9555DB,118 NXP Semiconductors 1: ¥514.9 15In Stock 7,000Expected 11/30/2026	Mfr. Part # PCA9555DB,118 Mouser Part # 771-PCA9555DB-T	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt in SSOP24 package	Datasheet	15In Stock 7,000Expected 11/30/2026	Cut Tape ¥514.9 ¥387 ¥353.8 ¥318.9 Reel ¥282.4 View ¥300.6 ¥295.7 ¥274.1 ¥269.1 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	PCA9555	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
Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in X2QFN16 package PCAL6408AEX1Z NXP Semiconductors 1: ¥252.5 192In Stock 15,000Expected 10/12/2027	Mfr. Part # PCAL6408AEX1Z Mouser Part # 771-PCAL6408AEX1Z	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in X2QFN16 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	192In Stock 15,000Expected 10/12/2027	Cut Tape ¥252.5 ¥194.3 ¥167.8 ¥148.8 View Reel ¥124.6 ¥139.9 ¥132.7 ¥124.6 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	PCAL6408A	SMD/SMT	X2QFN-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 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 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt and Reset in XQFN16 package PCA6408AHKX NXP Semiconductors 1: ¥202.6 212,886On Order	Mfr. Part # PCA6408AHKX Mouser Part # 771-PCA6408AHKX	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt and Reset in XQFN16 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	212,886On Order On Order Ship Dates Mfr. #: PCA6408AHKX Stock: 0 On Order: 40,886 Expected 5/31/2027 68,000 Expected 6/21/2027 104,000 Expected 9/27/2027 Factory Lead-Time: 30 Weeks	Cut Tape ¥202.6 ¥146.5 ¥132.5 ¥117.3 View Reel ¥95.5 ¥110 ¥105.5 ¥102 ¥100.3 ¥95.5 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	PCA6408A	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 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Low Power version of PCA9555, High-Impedance I/O in HWQFN24 package PCA9535CHF,118 NXP Semiconductors 1: ¥426.9 11,201On Order	Mfr. Part # PCA9535CHF,118 Mouser Part # 771-PCA9535CHF118	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 HWQFN24 package	Datasheet	11,201On Order On Order Ship Dates Mfr. #: PCA9535CHF,118 Stock: 0 On Order: 5,201 Expected 11/30/2026 6,000 Expected 12/17/2026 Factory Lead-Time: 29 Weeks	Cut Tape ¥426.9 ¥317.3 ¥289 ¥259.1 View Reel ¥217.6 ¥244.2 ¥235.9 ¥227.6 ¥224.2 ¥217.6 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	PCA9535C	SMD/SMT	HWQFN-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 16-bit I2C-bus I/O Expander with Interrupt and Reset in TSSOP24 package PCA9539APW,118 NXP Semiconductors 1: ¥317.3 16,679On Order	Mfr. Part # PCA9539APW,118 Mouser Part # 771-PCA9539APW,118	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt and Reset in TSSOP24 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	16,679On Order On Order Ship Dates Mfr. #: PCA9539APW,118 Stock: 0 On Order: 1,679 Expected 1/5/2027 15,000 Expected 1/7/2027 Factory Lead-Time: 30 Weeks	Cut Tape ¥317.3 ¥234.2 ¥212.6 ¥189.4 View Reel ¥163.6 ¥181 ¥176.1 ¥163.6 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCA9539A	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
Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt and Reset in HWQFN24 package PCA9575HF,118 NXP Semiconductors 1: ¥568.1 11,996Expected 1/17/2028	Mfr. Part # PCA9575HF,118 Mouser Part # 771-PCA9575HF	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt and Reset in HWQFN24 package	Datasheet	11,996Expected 1/17/2028	Cut Tape ¥568.1 ¥423.6 ¥387 ¥347.1 View Reel ¥290.7 ¥328.9 ¥320.6 ¥305.6 ¥295.7 ¥290.7 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	PCA9575	SMD/SMT	HWQFN-24	I2C, Serial, SMBus	16 I/O	With Interrupt	1.1 V	3.6 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	6 kV
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt, Reset and Agile I/O in HVQFN16 package PCAL9538ABSHP NXP Semiconductors 1: ¥370.4 95In Stock 30,000On Order	Mfr. Part # PCAL9538ABSHP Mouser Part # 771-PCAL9538ABSHP	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt, Reset and Agile I/O in HVQFN16 package	Datasheet	95In Stock 30,000On Order On Order Ship Dates Mfr. #: PCAL9538ABSHP Stock: 95 Can Ship Immediately On Order: 6,000 Expected 4/26/2027 24,000 Expected 5/6/2027 Factory Lead-Time: 30 Weeks	Cut Tape ¥370.4 ¥274.1 ¥250.8 ¥225.9 View Reel ¥199.3 ¥215.9 ¥209.3 ¥206 ¥202.6 ¥199.3 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	PCAL9538A	SMD/SMT	HVQFN-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 I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP16 package PCA9538PW/Q900,118 NXP Semiconductors 1: ¥534.8 2,498Expected 10/29/2026	Mfr. Part # PCA9538PW/Q900,118 Mouser Part # 771-PCA9538PW/Q90011	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP16 package	Datasheet	2,498Expected 10/29/2026	Cut Tape ¥534.8 ¥398.6 ¥363.8 ¥327.2 ¥308.9 Reel ¥262.4 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	AEC-Q100	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt in TSSOP24 package PCA9555APW,118 NXP Semiconductors 1: ¥323.9 9,995Expected 2/15/2027	Mfr. Part # PCA9555APW,118 Mouser Part # 771-PCA9555APW118	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt in TSSOP24 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	9,995Expected 2/15/2027	Cut Tape ¥323.9 ¥245.8 ¥217.6 ¥194.3 View Reel ¥167.8 ¥182.7 ¥176.1 ¥167.8 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCA9555A	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
Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in X2QFN24 package PCAL6416AEX1Z NXP Semiconductors 1: ¥272.4 8,760Expected 1/7/2027	Mfr. Part # PCAL6416AEX1Z Mouser Part # 841-PCAL6416AEX1Z	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in X2QFN24 package	Datasheet	8,760Expected 1/7/2027	Cut Tape ¥272.4 ¥210.9 ¥182.7 ¥162.3 View Reel ¥135.5 ¥152.5 ¥146.5 ¥144.8 ¥144.7 ¥135.5 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	PCAL6416A	SMD/SMT	X2QFN-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