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TSSOP-16 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	Packaging	ESD Protection
Interface - I/O Expanders Interface IO Expander TSSOP-16 T&R 2.5K PI4IOE5V9538LEX Diodes Incorporated 1: £0.943 1,807In Stock	Mfr. Part No. PI4IOE5V9538LEX Mouser Part No 729-PI4IOE5V9538LEX	Diodes Incorporated	Interface - I/O Expanders Interface IO Expander TSSOP-16 T&R 2.5K	Datasheet	1,807In Stock	Cut Tape £0.943 £0.679 £0.595 £0.54 View Reel £0.465 £0.522 £0.511 £0.502 £0.465 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PIO4IO	SMD/SMT	TSSOP-16									Reel, Cut Tape, MouseReel
Interface - I/O Expanders 8-bit I2C and SMBus IO Port PI4IOE5V9554ALEX Diodes Incorporated 1: £0.943 1,646In Stock 2,500Expected 20/10/2027	Mfr. Part No. PI4IOE5V9554ALEX Mouser Part No 729-PI4IOE5V9554ALEX	Diodes Incorporated	Interface - I/O Expanders 8-bit I2C and SMBus IO Port Learn More about Diodes Incorporated pericom io expanders	Datasheet	1,646In Stock 2,500Expected 20/10/2027	Cut Tape £0.943 £0.679 £0.595 £0.54 Reel £0.54 MouseReel Available	Min.: 1 Mult.: 1 Max.: 130 : 2,500	PIO4IO	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	4 kV
Interface - I/O Expanders 8-bit I2C and SMBus IO Port PI4IOE5V9554LE Diodes Incorporated 1: £1.01 138In Stock	Mfr. Part No. PI4IOE5V9554LE Mouser Part No 729-PI4IOE5V9554LE	Diodes Incorporated	Interface - I/O Expanders 8-bit I2C and SMBus IO Port Learn More about Diodes Incorporated pericom io expanders	Datasheet	138In Stock	£1.01 £0.732 £0.651 £0.632 View £0.548 £0.526 £0.502 £0.488 £0.477	Min.: 1 Mult.: 1	PIO4IO	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	4 kV
Interface - I/O Expanders 8-bit I2C and SMBus IO Port PI4IOE5V9554LEX Diodes Incorporated 1: £1.02 2,303In Stock 2,500Expected 16/04/2027	Mfr. Part No. PI4IOE5V9554LEX Mouser Part No 729-PI4IOE5V9554LEX	Diodes Incorporated	Interface - I/O Expanders 8-bit I2C and SMBus IO Port Learn More about Diodes Incorporated pericom io expanders	Datasheet	2,303In Stock 2,500Expected 16/04/2027	Cut Tape £1.02 £0.734 £0.645 £0.588 £0.568 Reel £0.568	Min.: 1 Mult.: 1 Max.: 460 : 2,500	PIO4IO	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	4 kV
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Reset in TSSOP16 package PCA9557PW,118 NXP Semiconductors 1: £1.74 992In Stock 32,500Expected 21/12/2026	Mfr. Part No. PCA9557PW,118 Mouser Part No 771-PCA9557PW-T	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Reset in TSSOP16 package	Datasheet	992In Stock 32,500Expected 21/12/2026	Cut Tape £1.74 £1.30 £1.17 £1.07 View Reel £0.908 £1.01 £0.986 £0.969 £0.908 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 9-Bit I C Nonvolatile I/O Expander Plus DS4520E+ Analog Devices / Maxim Integrated 1: £5.11 248In Stock	Mfr. Part No. DS4520E+ Mouser Part No 700-DS4520E	Analog Devices / Maxim Integrated	Interface - I/O Expanders 9-Bit I C Nonvolatile I/O Expander Plus Learn More about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	248In Stock	£5.11 £3.92 £3.62 £3.28 View £3.13 £3.03 £2.99 £2.96	Min.: 1 Mult.: 1	DS4520E	SMD/SMT	TSSOP-16	I2C, Serial	9 I/O	Without Interrupt	2.7 V	5.5 V	400 kHz	- 40 C	+ 85 C	Tube	Without ESD Protection
Interface - I/O Expanders 2-Wire-Interfaced 8-Bit I/O Port Expande MAX7310AUE+ Analog Devices / Maxim Integrated 1: £6.34 124In Stock	Mfr. Part No. MAX7310AUE+ Mouser Part No 700-MAX7310AUE	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 8-Bit I/O Port Expande	Datasheet	124In Stock	£6.34 £4.88 £4.52 £4.11 View £3.82 £3.81 £3.69 £3.51	Min.: 1 Mult.: 1	MAX7310	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	8 I/O	Without Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	With ESD Protection
Interface - I/O Expanders 8-Port I/O Expander with LED Intensity C MAX7315AUE+ Analog Devices / Maxim Integrated 1: £5.11 5In Stock	Mfr. Part No. MAX7315AUE+ Mouser Part No 700-MAX7315AUE	Analog Devices / Maxim Integrated	Interface - I/O Expanders 8-Port I/O Expander with LED Intensity C	Datasheet	5In Stock	£5.11 £3.92 £3.62 £3.28 View £3.13 £3.03 £2.99 £2.96	Min.: 1 Mult.: 1	MAX7315	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	8 I/O	With Interrupt	2 V	3.6 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders I2C I/O EXPANDER GP PCA9554PW,112 NXP Semiconductors 1: £1.48 5In Stock	Mfr. Part No. PCA9554PW,112 Mouser Part No 771-PCA9554PW112	NXP Semiconductors	Interface - I/O Expanders I2C I/O EXPANDER GP	Datasheet	5In Stock	£1.48 £1.09 £0.995 £0.882 View £0.826 £0.796 £0.746 £0.73	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 Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534PW PCA9534PWR Texas Instruments 1: £1.32 11,723On Order	Mfr. Part No. PCA9534PWR Mouser Part No 595-PCA9534PWR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534PW	Datasheet	11,723On Order On Order Ship Dates Mfr. No: PCA9534PWR Stock: 0 On Order: 5,723 Expected 01/02/2027 6,000 Expected 18/03/2027 Factory Lead Time: 26 Weeks	Cut Tape £1.32 £0.96 £0.882 £0.78 View Reel £0.685 £0.732 £0.705 £0.701 £0.685 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	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 Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538PW PCA9538PWR Texas Instruments 1: £1.59 7,692On 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	7,692On Order On Order Ship Dates Mfr. No: PCA9538PWR Stock: 0 On Order: 3,692 Expected 06/11/2026 4,000 Expected 16/11/2026 Factory Lead Time: 26 Weeks	Cut Tape £1.59 £1.17 £1.07 £0.952 View Reel £0.78 £0.899 £0.871 £0.826 £0.78 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 Remote 8B I2C and Lo w-Pwr I/O Expander TCA9534APWR Texas Instruments 1: £1.29 9,955Expected 26/11/2026	Mfr. Part No. TCA9534APWR Mouser Part No 595-TCA9534APWR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C and Lo w-Pwr I/O Expander	Datasheet	9,955Expected 26/11/2026	Cut Tape £1.29 £0.952 £0.863 £0.773 View Reel £0.648 £0.721 £0.695 £0.691 £0.648 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TCA9534A	SMD/SMT	TSSOP-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 Rem 8B I2C & SMBus L o-Pwr I/O Expander TCA9538PWR Texas Instruments 1: £1.55 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 £1.55 £1.15 £1.05 £0.934 View Reel £0.766 £0.882 £0.863 £0.766 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 and SMBus low power I/O port PI4IOE5V9538LE Diodes Incorporated 1: £0.969 Non-Stocked Lead-Time 52 Weeks	Mfr. Part No. PI4IOE5V9538LE Mouser Part No 729-PI4IOE5V9538LE	Diodes Incorporated	Interface - I/O Expanders 8-bit I2C and SMBus low power I/O port Learn More about Diodes Incorporated pericom io expanders	Datasheet	Non-Stocked Lead-Time 52 Weeks	£0.969 £0.699 £0.596 £0.576	Min.: 1 Mult.: 1	PIO4IO	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	4 kV
Interface - I/O Expanders Interface IO Expander TSSOP-16 T&R 2.5K Diodes Incorporated PI4IOE5V9557LEX PI4IOE5V9557LEX Diodes Incorporated 1: £0.969 Non-Stocked Lead-Time 52 Weeks	Mfr. Part No. PI4IOE5V9557LEX Mouser Part No 729-PI4IOE5V9557LEX	Diodes Incorporated	Interface - I/O Expanders Interface IO Expander TSSOP-16 T&R 2.5K	Datasheet	Non-Stocked Lead-Time 52 Weeks	Cut Tape £0.969 £0.698 £0.611 £0.555 View Reel £0.457 £0.537 £0.526 £0.518 £0.457	Min.: 1 Mult.: 1 : 2,500		SMD/SMT	TSSOP-16									Reel, Cut Tape