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771-PCA9538A 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 8-bit I2C-bus I/O Expander with Interrupt and Reset in HVQFN16 package PCA9538ABSHP NXP Semiconductors 1: $1.81 19,177In Stock 42,000On Order	Mfr. Part No. PCA9538ABSHP Mouser Part No 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	19,177In Stock 42,000On Order On Order Ship Dates Mfr. No: PCA9538ABSHP Stock: 19,177 Can Dispatch Immediately On Order: 24,000 Expected 2026/12/21 18,000 Expected 2027/05/10 Factory Lead Time: 30 Weeks	Cut Tape $1.81 $1.33 $1.21 $1.06 View Reel $0.902 $1.03 $0.985 $0.983 $0.949 $0.902 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 I/O Expander with Interrupt and Reset in TSSOP16 package PCA9538APWJ NXP Semiconductors 1: $1.76 4,042In Stock 5,000Expected 2027/01/07	Mfr. Part No. PCA9538APWJ Mouser Part No 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	4,042In Stock 5,000Expected 2027/01/07	Cut Tape $1.76 $1.30 $1.19 $1.06 Reel $0.921 View $1.03 $0.985 $0.983 $0.901 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 Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538DWR PCA9538DW Texas Instruments 1: $4.54 579In Stock	Mfr. Part No. PCA9538DW Mouser Part No 595-PCA9538DW	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538DWR	Datasheet	579In Stock	$4.54 $3.41 $3.14 $2.83 View $2.73 $2.52 $2.49	Min.: 1 Mult.: 1	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		Tube	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 Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538PW PCA9538PWR Texas Instruments 1: $2.09 7,693On Order	Mfr. Part No. PCA9538PWR Mouser Part No 595-PCA9538PWR	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538PW	Datasheet	7,693On Order On Order Ship Dates Mfr. No: PCA9538PWR Stock: 0 On Order: 3,693 Expected 2026/11/06 4,000 Expected 2026/11/16 Factory Lead Time: 20 Weeks	Cut Tape $2.09 $1.54 $1.40 $1.26 Reel $1.07 View $1.17 $1.14 $1.08 $1.03 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	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 Rem 8B I2C & SMBus L o-Pwr I/O Expander TCA9538PWR Texas Instruments 1: $2.04 9,512Expected 2026/12/17	Mfr. Part No. TCA9538PWR Mouser Part No 595-TCA9538PWR	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander	Datasheet	9,512Expected 2026/12/17	Cut Tape $2.04 $1.50 $1.36 $1.22 Reel $1.04 View $1.15 $1.11 $0.971 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TCA9538	SMD/SMT	TSSOP-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 Rem 8B I2C & SMBus L o-Pwr I/O Expander PCA9538DGVR Texas Instruments 1: $4.04 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. PCA9538DGVR Mouser Part No 595-PCA9538DGVR	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander	Datasheet	Non-Stocked Lead-Time 12 Weeks	Cut Tape $4.04 $3.05 $2.80 $2.54 View Reel $2.22 $2.40 $2.38 $2.24 $2.22 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCA9538	SMD/SMT	TVSOP-16	I2C, Serial, SMBus	8 I/O		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 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 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in HVQFN16 package PCA9538BS,118 NXP Semiconductors 1: $2.69 103In Stock 12,000Expected 2026/11/02	Mfr. Part No. PCA9538BS,118 Mouser Part No 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	103In Stock 12,000Expected 2026/11/02	Cut Tape $2.69 $2.00 $1.83 $1.63 View Reel $1.37 $1.54 $1.49 $1.43 $1.41 $1.37 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/Q900,118 NXP Semiconductors 1: $3.22 2,498Expected 2026/10/29	Mfr. Part No. PCA9538PW/Q900,118 Mouser Part No 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 2026/10/29	Cut Tape $3.22 $2.40 $2.19 $1.97 $1.86 Reel $1.58 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 Rem 8B I2C & SMBus Lo-Pwr I/O Expander PCA9538DB Texas Instruments 1: $2.26 299In Stock End of Life	Mfr. Part No. PCA9538DB Mouser Part No 595-PCA9538DB End of Life	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & SMBus Lo-Pwr I/O Expander	Datasheet	299In Stock	$2.26 $1.66 $1.52 $1.35 View $1.27 $1.23 $1.19 $1.15 $1.12	Min.: 1 Mult.: 1	PCA9538	SMD/SMT	SSOP-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 Rem 8B I2C & SMBus Lo-Pwr I/O Expander PCA9538PWG4 Texas Instruments 1: $2.26 2In Stock End of Life	Mfr. Part No. PCA9538PWG4 Mouser Part No 595-PCA9538PWG4 End of Life	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & SMBus Lo-Pwr I/O Expander	Datasheet	2In Stock	$2.26 $1.66 $1.52 $1.35 View $1.27 $1.23 $1.19 $1.15 $1.12	Min.: 1 Mult.: 1	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		Tube	2 kV

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771-PCA9538A Interface - I/O Expanders

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