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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CLP) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	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 I/O Expander with Interrupt and Reset in HVQFN16 package PCA9538ABSHP NXP Semiconductors 1: $2.062 18.952In Stock 42.000On Order	Mfr. Part # PCA9538ABSHP Mouser Part # 771-PCA9538ABSHP	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus I/O Expander with Interrupt and Reset in HVQFN16 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	18.952In Stock 42.000On Order On Order Ship Dates Mfr. #: PCA9538ABSHP Stock: 18.952 Can Ship Immediately On Order: 24.000 Expected 12/21/2026 18.000 Expected 5/24/2027 Factory Lead-Time: 30 Weeks	Cut Tape $2.062 $1.515 $1.379 $1.208 View Reel $1.028 $1.173 $1.122 $1.119 $1.081 $1.028 MouseReel Available	Min.: 1 Mult.: 1 : 6.000			PCA9538A	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	2 kV
	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in HVQFN16 package PCA9538BS,118 NXP Semiconductors 1: $3.030 1.683In Stock 23.000On Order	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	1.683In Stock 23.000On Order On Order Ship Dates Mfr. #: PCA9538BS,118 Stock: 1.683 Can Ship Immediately On Order: 11.000 Expected 11/18/2026 12.000 Expected 11/30/2026 Factory Lead-Time: 30 Weeks	Cut Tape $3.030 $2.301 $1.982 $1.789 View Reel $1.515 $1.709 $1.652 $1.584 $1.572 $1.515 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: $3.076 14.727In Stock	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	14.727In Stock	Cut Tape $3.076 $2.279 $2.085 $1.880 Reel $1.606 View $1.777 $1.720 $1.686 $1.572 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 8-bit I2C-bus I/O Expander with Interrupt and Reset in TSSOP16 package PCA9538APWJ NXP Semiconductors 1: $1.994 2.909In Stock 5.000Expected 1/7/2027	Mfr. Part # PCA9538APWJ Mouser Part # 771-PCA9538APWJ	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus I/O Expander with Interrupt and Reset in TSSOP16 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	2.909In Stock 5.000Expected 1/7/2027	Cut Tape $1.994 $1.481 $1.356 $1.208 Reel $1.049 View $1.173 $1.122 $1.119 $1.026 MouseReel Available	Min.: 1 Mult.: 1 : 2.500			PCA9538A	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	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: $3.668 2.498In Stock	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	2.498In Stock	Cut Tape $3.668 $2.734 $2.495 $2.244 $2.119 Reel $1.800 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