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PIO4IO Series Interface - I/O Expanders

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (PEN) 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 16-bit I2C and SMBus Port PI4IOE5V9535ZDEX Diodes Incorporated 1: S/5.92 18,371In Stock	Mfr. Part # PI4IOE5V9535ZDEX Mouser Part # 729-PI4IOE5V9535ZDEX	Diodes Incorporated	Interface - I/O Expanders 16-bit I2C and SMBus Port Learn More about Diodes Incorporated pericom io expanders	Datasheet	18,371In Stock	Cut Tape S/5.92 S/4.32 S/3.93 S/3.48 View Reel S/2.86 S/3.27 S/3.14 S/3.10 S/2.86 MouseReel Available	Min.: 1 Mult.: 1 : 3,500	PIO4IO	SMD/SMT	TQFN-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	4 kV
Interface - I/O Expanders 16-bit I2C-bus and SMBus I/O port PI4IOE5V9555LEX Diodes Incorporated 1: S/5.22 3,424In Stock	Mfr. Part # PI4IOE5V9555LEX Mouser Part # 729-PI4IOE5V9555LEX	Diodes Incorporated	Interface - I/O Expanders 16-bit I2C-bus and SMBus I/O port Learn More about Diodes Incorporated pericom io expanders	Datasheet	3,424In Stock	Cut Tape S/5.22 S/3.77 S/3.41 S/3.01 View Reel S/2.49 S/2.83 S/2.71 S/2.59 S/2.49	Min.: 1 Mult.: 1 : 3,000	PIO4IO	SMD/SMT	TSSOP-24	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 I/O Expander PI4IOE5V6408ZTAEX Diodes Incorporated 1: S/3.35 8,724In Stock 9,000Expected 8/30/2027	Mfr. Part # PI4IOE5V6408ZTAEX Mouser Part # 729-I4IOE5V6408ZTAEX	Diodes Incorporated	Interface - I/O Expanders 8-bit I2C-bus I/O Expander	Datasheet	8,724In Stock 9,000Expected 8/30/2027	Cut Tape S/3.35 S/2.34 S/2.04 S/1.84 Reel S/1.50 View S/1.77 S/1.73 S/1.70 S/1.46 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	PIO4IO	SMD/SMT	UQFN-16	I2C, Serial	8 I/O	With Interrupt	1.65 V	3.6 V	1 MHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 24-bit I2C-bus I/O Expander PI4IOE5V96224ZLEX Diodes Incorporated 1: S/9.61 3,091In Stock 31,500Expected 1/18/2027	Mfr. Part # PI4IOE5V96224ZLEX Mouser Part # 729-I4IOE5V96224ZLEX	Diodes Incorporated	Interface - I/O Expanders 24-bit I2C-bus I/O Expander Learn More about Diodes Incorporated pericom io expanders	Datasheet	3,091In Stock 31,500Expected 1/18/2027	Cut Tape S/9.61 S/7.12 S/6.31 S/5.80 View Reel S/4.90 S/5.64 S/5.57 S/5.45 S/4.90 MouseReel Available	Min.: 1 Mult.: 1 : 3,500	PIO4IO	SMD/SMT	TQFN-32	I2C, Serial	24 I/O	With Interrupt	2.3 V	5.5 V	1 MHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	4 kV
Interface - I/O Expanders 48-bit I2C-bus I/O Expander PI4IOE5V96248ZLEX Diodes Incorporated 1: S/11.13 5,671In Stock	Mfr. Part # PI4IOE5V96248ZLEX Mouser Part # 729-I4IOE5V96248ZLEX	Diodes Incorporated	Interface - I/O Expanders 48-bit I2C-bus I/O Expander Learn More about Diodes Incorporated pericom io expanders	Datasheet	5,671In Stock	Cut Tape S/11.13 S/8.29 S/7.40 S/6.81 View Reel S/5.76 S/6.62 S/6.54 S/6.34 S/5.76 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	PIO4IO	SMD/SMT	TQFN-56	I2C, Serial	48 I/O	With Interrupt	2.3 V	5.5 V	1 MHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	4 kV
Interface - I/O Expanders Interface IO Expandr PI4IOE5V6416LEX Diodes Incorporated 1: S/5.53 6,029In Stock	Mfr. Part # PI4IOE5V6416LEX Mouser Part # 729-PI4IOE5V6416LEX	Diodes Incorporated	Interface - I/O Expanders Interface IO Expandr Learn More about Diodes Incorporated diodes pi4ioe5v6416 io expander	Datasheet	6,029In Stock	Cut Tape S/5.53 S/4.13 S/3.64 S/3.34 View Reel S/2.84 S/3.24 S/3.18 S/3.16 S/2.84	Min.: 1 Mult.: 1 : 3,000	PIO4IO	SMD/SMT	TSSOP-24	I2C, Serial	16 I/O	With Interrupt	1.65 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape	2 kV
Interface - I/O Expanders 16-bit I2C and SMBus Port PI4IOE5V9535LEX Diodes Incorporated 1: S/5.57 3,972In Stock	Mfr. Part # PI4IOE5V9535LEX Mouser Part # 729-PI4IOE5V9535LEX	Diodes Incorporated	Interface - I/O Expanders 16-bit I2C and SMBus Port Learn More about Diodes Incorporated pericom io expanders	Datasheet	3,972In Stock	Cut Tape S/5.57 S/4.05 S/3.54 S/3.23 View Reel S/2.69 S/3.12 S/3.06 S/2.99 S/2.69 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	PIO4IO	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	4 kV
Interface - I/O Expanders 4-bit I2C and SMBus low power I/O port PI4IOE5V9536UEX Diodes Incorporated 1: S/4.94 4,519In Stock 7,500On Order	Mfr. Part # PI4IOE5V9536UEX Mouser Part # 729-PI4IOE5V9536UEX	Diodes Incorporated	Interface - I/O Expanders 4-bit I2C and SMBus low power I/O port Learn More about Diodes Incorporated pericom io expanders	Datasheet	4,519In Stock 7,500On Order	Cut Tape S/4.94 S/3.56 S/3.13 S/2.85 View Reel S/2.48 S/2.75 S/2.69 S/2.64 S/2.48 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PIO4IO	SMD/SMT	MSOP-8	I2C, Serial, SMBus	4 I/O	Without Interrupt	2.3 V	5.5 V	1 MHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	4 kV
Interface - I/O Expanders Interface IO Expander PI4IOE5V6416ZDEX Diodes Incorporated 1: S/6.27 218In Stock 84,000On Order	Mfr. Part # PI4IOE5V6416ZDEX Mouser Part # 729-PI4IOE5V6416ZDEX	Diodes Incorporated	Interface - I/O Expanders Interface IO Expander Learn More about Diodes Incorporated diodes pi4ioe5v6416 io expander	Datasheet	218In Stock 84,000On Order On Order Ship Dates Mfr. #: PI4IOE5V6416ZDEX Stock: 218 Can Ship Immediately On Order: 21,000 Expected 5/26/2027 28,000 Expected 3/6/2028 35,000 Expected 3/31/2028 Factory Lead-Time: 48 Weeks	Cut Tape S/6.27 S/4.55 S/3.87 S/3.66 Reel S/2.71 MouseReel Available	Min.: 1 Mult.: 1 : 3,500	PIO4IO	SMD/SMT	TQFN-24	I2C, Serial	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 Interface IO Expander TSSOP-16 T&R 2.5K PI4IOE5V9538LEX Diodes Incorporated 1: S/4.90 1,771In Stock	Mfr. Part # PI4IOE5V9538LEX Mouser Part # 729-PI4IOE5V9538LEX	Diodes Incorporated	Interface - I/O Expanders Interface IO Expander TSSOP-16 T&R 2.5K	Datasheet	1,771In Stock	Cut Tape S/4.90 S/3.52 S/3.08 S/2.80 View Reel S/2.41 S/2.71 S/2.65 S/2.60 S/2.41 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PIO4IO	SMD/SMT	TSSOP-16									Reel, Cut Tape, MouseReel
Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port PI4IOE5V9539LE Diodes Incorporated 1: S/5.64 41In Stock	Mfr. Part # PI4IOE5V9539LE Mouser Part # 729-PI4IOE5V9539LE	Diodes Incorporated	Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port Learn More about Diodes Incorporated pericom io expanders	Datasheet	41In Stock	S/5.64 S/4.09 S/3.52 S/3.06 View S/2.97 S/2.92 S/2.86 S/2.82 S/2.79	Min.: 1 Mult.: 1	PIO4IO	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Tube
Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port PI4IOE5V9539LEX Diodes Incorporated 1: S/5.64 842In Stock 3,000Expected 12/8/2027	Mfr. Part # PI4IOE5V9539LEX Mouser Part # 729-PI4IOE5V9539LEX	Diodes Incorporated	Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port Learn More about Diodes Incorporated pericom io expanders	Datasheet	842In Stock 3,000Expected 12/8/2027	Cut Tape S/5.64 S/4.09 S/3.58 S/3.26 View Reel S/2.60 S/3.15 S/3.09 S/3.02 S/2.60	Min.: 1 Mult.: 1 : 3,000	PIO4IO	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
Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port PI4IOE5V9539ZDEX Diodes Incorporated 1: S/5.64 1,738In Stock 7,000Expected 12/18/2026	Mfr. Part # PI4IOE5V9539ZDEX Mouser Part # 729-PI4IOE5V9539ZDEX	Diodes Incorporated	Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port Learn More about Diodes Incorporated pericom io expanders	Datasheet	1,738In Stock 7,000Expected 12/18/2026	Cut Tape S/5.64 S/4.09 S/3.58 S/3.26 View Reel S/2.71 S/3.15 S/3.09 S/3.02 S/2.71 MouseReel Available	Min.: 1 Mult.: 1 : 3,500	PIO4IO	SMD/SMT	TQFN-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	4 kV
Interface - I/O Expanders 8-bit I2C and SMBus IO Port PI4IOE5V9554ALEX Diodes Incorporated 1: S/4.90 1,832In Stock 2,500Expected 11/27/2026	Mfr. Part # PI4IOE5V9554ALEX Mouser Part # 729-PI4IOE5V9554ALEX	Diodes Incorporated	Interface - I/O Expanders 8-bit I2C and SMBus IO Port Learn More about Diodes Incorporated pericom io expanders	Datasheet	1,832In Stock 2,500Expected 11/27/2026	Cut Tape S/4.90 S/3.52 S/3.08 S/2.80 View Reel S/2.32 S/2.71 S/2.65 S/2.60 S/2.32 MouseReel Available	Min.: 1 Mult.: 1 : 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: S/5.25 138In Stock	Mfr. Part # PI4IOE5V9554LE Mouser Part # 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	S/5.25 S/3.80 S/3.38 S/3.28 View S/2.84 S/2.72 S/2.60 S/2.53 S/2.47	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: S/5.29 1,863In Stock 2,500Expected 4/16/2027	Mfr. Part # PI4IOE5V9554LEX Mouser Part # 729-PI4IOE5V9554LEX	Diodes Incorporated	Interface - I/O Expanders 8-bit I2C and SMBus IO Port Learn More about Diodes Incorporated pericom io expanders	Datasheet	1,863In Stock 2,500Expected 4/16/2027	Cut Tape S/5.29 S/3.81 S/3.34 S/3.05 View Reel S/2.76 S/2.95 S/2.88 S/2.76 S/2.76	Min.: 1 Mult.: 1 : 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 16-bit I2C-bus and SMBus I/O port PI4IOE5V9555ZDEX Diodes Incorporated 1: S/6.42 1,193In Stock 7,000Expected 1/18/2027	Mfr. Part # PI4IOE5V9555ZDEX Mouser Part # 729-PI4IOE5V9555ZDEX	Diodes Incorporated	Interface - I/O Expanders 16-bit I2C-bus and SMBus I/O port Learn More about Diodes Incorporated pericom io expanders	Datasheet	1,193In Stock 7,000Expected 1/18/2027	Cut Tape S/6.42 S/4.71 S/4.01 S/3.77 S/3.35 Reel S/3.00 MouseReel Available	Min.: 1 Mult.: 1 : 3,500	PIO4IO	SMD/SMT	TQFN-24	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 low power I/O port PI4IOE5V9538LE Diodes Incorporated 1: S/5.02 Non-Stocked Lead-Time 52 Weeks	Mfr. Part # PI4IOE5V9538LE Mouser Part # 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	S/5.02 S/3.62 S/3.09 S/2.99	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 16-bit I2C-bus and SMBus I/O port PI4IOE5V9555LE Diodes Incorporated 1: S/5.37 Non-Stocked Lead-Time 52 Weeks	Mfr. Part # PI4IOE5V9555LE Mouser Part # 729-PI4IOE5V9555LE	Diodes Incorporated	Interface - I/O Expanders 16-bit I2C-bus and SMBus I/O port Learn More about Diodes Incorporated pericom io expanders	Datasheet	Non-Stocked Lead-Time 52 Weeks	S/5.37 S/3.89 S/3.32	Min.: 1 Mult.: 1	PIO4IO	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	8 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Tube

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PIO4IO Series Interface - I/O Expanders

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