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771-PCA9538A Interface - I/O Expanders

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) 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: £1.36 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 21/12/2026 18,000 Expected 10/05/2027 Factory Lead Time: 30 Weeks	Cut Tape £1.36 £0.995 £0.908 £0.796 View Reel £0.677 £0.773 £0.739 £0.738 £0.712 £0.677 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: £1.32 3,942In Stock 5,000Expected 07/01/2027	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	3,942In Stock 5,000Expected 07/01/2027	Cut Tape £1.32 £0.978 £0.89 £0.796 Reel £0.691 View £0.773 £0.739 £0.738 £0.677 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-PCA9538DW PCA9538DWR Texas Instruments 1: £3.03 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 £3.03 £2.29 £2.10 £1.90 View Reel £1.63 £1.80 £1.79 £1.68 £1.63 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: £1.57 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 06/11/2026 4,000 Expected 16/11/2026 Factory Lead Time: 20 Weeks	Cut Tape £1.57 £1.15 £1.05 £0.943 Reel £0.803 View £0.882 £0.856 £0.811 £0.773 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: £1.53 9,512Expected 17/12/2026	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 17/12/2026	Cut Tape £1.53 £1.13 £1.02 £0.917 Reel £0.78 View £0.863 £0.834 £0.729 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 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP16 package PCA9538PW,118 NXP Semiconductors 1: £2.02 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 £2.02 £1.50 £1.37 £1.22 Reel £1.05 View £1.15 £1.12 £1.07 £1.02 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: £2.02 103In Stock 24,000On Order	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 24,000On Order On Order Ship Dates Mfr. No: PCA9538BS,118 Stock: 103 Can Dispatch Immediately On Order: 12,000 Expected 02/11/2026 12,000 Expected 24/05/2027 Factory Lead Time: 30 Weeks	Cut Tape £2.02 £1.50 £1.37 £1.22 View Reel £1.03 £1.15 £1.12 £1.07 £1.06 £1.03 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: £2.42 2,498Expected 29/10/2026	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 29/10/2026	Cut Tape £2.42 £1.80 £1.64 £1.48 £1.40 Reel £1.19 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: £1.69 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	£1.69 £1.25 £1.14 £1.01 View £0.952 £0.925 £0.89 £0.863 £0.841	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

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771-PCA9538A Interface - I/O Expanders

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