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1 MHz 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	Packaging	ESD Protection
Interface - I/O Expanders 48-bit I2C-bus I/O Expander PI4IOE5V96248ZLEX Diodes Incorporated 1: $2.86 5,991In Stock	Mfr. Part No. PI4IOE5V96248ZLEX Mouser Part No 729-I4IOE5V96248ZLEX	Diodes Incorporated	Interface - I/O Expanders 48-bit I2C-bus I/O Expander Learn More about Diodes Incorporated pericom io expanders	Datasheet	5,991In Stock	Cut Tape $2.86 $2.13 $1.90 $1.75 Reel $1.75 MouseReel Available	Min.: 1 Mult.: 1 Max.: 200 : 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 16-bit I2C-bus I/O Expander with Reset and Quasi feature in HVQFN24 package PCA9671BS,118 NXP Semiconductors 1: $3.07 3,972In Stock	Mfr. Part No. PCA9671BS,118 Mouser Part No 771-PCA9671BS118	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Reset and Quasi feature in HVQFN24 package	Datasheet	3,972In Stock	Cut Tape $3.07 $2.30 $2.11 $1.90 View Reel $1.52 $1.80 $1.76 $1.72 $1.63 $1.52 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	PCA9671	SMD/SMT	HVQFN-24	I2C, Serial	16 I/O	Without Interrupt	2.3 V	5.5 V	1 MHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 34-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in VFBGA42 package PCAL6534EVJ NXP Semiconductors 1: $3.94 4,015In Stock	Mfr. Part No. PCAL6534EVJ Mouser Part No 771-PCAL6534EVJ	NXP Semiconductors	Interface - I/O Expanders 34-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in VFBGA42 package Learn More about NXP Semiconductors nxp pcal6534 gpio expander	Datasheet	4,015In Stock	Cut Tape $3.94 $2.98 $2.74 $2.47 View Reel $2.10 $2.34 $2.33 $2.25 $2.22 $2.10 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	PCAL6534	SMD/SMT	VFBGA-42	I2C, Serial, SMBus	34 I/O	With Interrupt	1.65 V	5.5 V	1 MHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Low Voltage 24-bit I2C-bus I/O Expander KTS1620ERG-TR Kinetic Technologies 1: $2.67 603In Stock 2,000Expected 05/11/2026	Mfr. Part No. KTS1620ERG-TR Mouser Part No 389-KTS1620ERG-TR	Kinetic Technologies	Interface - I/O Expanders Low Voltage 24-bit I2C-bus I/O Expander Learn More about Kinetic Technologies kinetic kts1620 expander	Datasheet	603In Stock 2,000Expected 05/11/2026	Cut Tape $2.67 $1.98 $1.81 $1.62 Reel $1.41 View $1.53 $1.48 $1.39 $1.35 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	KTS1620	SMD/SMT	TQFN55-32	I2C, Serial	24 I/O	With Interrupt	1.65 V	5.5 V	1 MHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Interface - I/O Expanders 10 GPIO/Key Controller ADP5585ACPZ-00-R7 Analog Devices 1: $3.21 657In Stock	Mfr. Part No. ADP5585ACPZ-00-R7 Mouser Part No 584-ADP5585ACPZ-00R7	Analog Devices	Interface - I/O Expanders 10 GPIO/Key Controller	Datasheet	657In Stock	Cut Tape $3.21 $2.41 $2.21 $1.99 $1.69 View $1.88 $1.86 $1.74 $1.67 MouseReel Available	Min.: 1 Mult.: 1	ADP5585	SMD/SMT	LFCSP-16	I2C, Serial	10 I/O	With Interrupt	1.8 V	3 V	1 MHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders 19 Keypad Decoder and I/O Expansion ADP5589ACPZ-00-R7 Analog Devices 1: $3.73 4,338In Stock	Mfr. Part No. ADP5589ACPZ-00-R7 Mouser Part No 584-ADP5589ACPZ-00R7	Analog Devices	Interface - I/O Expanders 19 Keypad Decoder and I/O Expansion	Datasheet	4,338In Stock	Cut Tape $3.73 $2.82 $2.58 $2.33 Reel $1.99 View $2.20 $2.18 $2.05 $1.96 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	ADP5589	SMD/SMT	LFCSP-24	I2C, Serial	19 I/O	With Interrupt	1.8 V	3 V	1 MHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders 16-bit low-voltage I C-bus and SMBus I/O TCAL9539PWR Texas Instruments 1: $2.44 39In Stock 6,000Expected 17/05/2027	Mfr. Part No. TCAL9539PWR Mouser Part No 595-TCAL9539PWR	Texas Instruments	Interface - I/O Expanders 16-bit low-voltage I C-bus and SMBus I/O Learn More about Texas Instruments ti tcal9539 i2c bus smbus io expander	Datasheet	39In Stock 6,000Expected 17/05/2027	Cut Tape $2.44 $1.81 $1.66 $1.48 Reel $1.29 View $1.40 $1.36 $1.33 $1.21 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	TCAL9539	SMD/SMT	TSSOP-24	I2C, Serial	16 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel
Interface - I/O Expanders 4-bit I2C and SMBus low power I/O port PI4IOE5V9536UEX Diodes Incorporated 1: $1.27 429In Stock	Mfr. Part No. PI4IOE5V9536UEX Mouser Part No 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	429In Stock	Cut Tape $1.27 $0.915 $0.803 $0.731 Reel $0.731 MouseReel Available	Min.: 1 Mult.: 1 Max.: 130 : 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 10 Chnl Keypad controller &GPIO expander ADP5585ACBZ-00-R7 Analog Devices 1: $1.62 9In Stock	Mfr. Part No. ADP5585ACBZ-00-R7 Mouser Part No 584-ADP5585ACBZ-00R7	Analog Devices	Interface - I/O Expanders 10 Chnl Keypad controller &GPIO expander	Datasheet	9In Stock	Cut Tape $1.62 $1.58 $1.55 $1.52 View $1.49 $1.47 $1.45 $1.43 MouseReel Available	Min.: 1 Mult.: 1	ADP5585	SMD/SMT	WLCSP-16	I2C, Serial	10 I/O	With Interrupt	1.8 V	3 V	1 MHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders Low Voltage 16-Bit I2C-bus I/O Expander KTS1622EUAA-TR Kinetic Technologies 1: $0.91 62,006Expected 03/12/2026	Mfr. Part No. KTS1622EUAA-TR Mouser Part No 389-KTS1622EUAA-TR	Kinetic Technologies	Interface - I/O Expanders Low Voltage 16-Bit I2C-bus I/O Expander Learn More about Kinetic Technologies kinetic kts1622 expanders	Datasheet	62,006Expected 03/12/2026	Cut Tape $0.91 $0.654 $0.59 $0.519 Reel $0.425 View $0.485 $0.464 $0.439 $0.419 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	KTS1622	SMD/SMT	TQFN44-24	I2C, Serial	16 I/O	With Interrupt	1.65 V	5.5 V	1 MHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER TCAL6408RSVR Texas Instruments 1: $1.58 20,938Expected 17/05/2027	Mfr. Part No. TCAL6408RSVR Mouser Part No 595-TCAL6408RSVR	Texas Instruments	Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER Learn More about Texas Instruments ti tcal6408 i2c bus smbus io expander	Datasheet	20,938Expected 17/05/2027	Cut Tape $1.58 $1.15 $1.05 $0.924 Reel $0.751 View $0.868 $0.835 $0.825 $0.735 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	TCAL6408	SMD/SMT	UQFN-16	I2C, Serial, SMBus	9 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel
Interface - I/O Expanders Low Voltage 24-bit I2C-bus I/O Expander KTS1620EWA-TR Kinetic Technologies 1: $2.83 4,976Expected 15/12/2026	Mfr. Part No. KTS1620EWA-TR Mouser Part No 389-KTS1620EWA-TR	Kinetic Technologies	Interface - I/O Expanders Low Voltage 24-bit I2C-bus I/O Expander Learn More about Kinetic Technologies kinetic kts1620 expander	Datasheet	4,976Expected 15/12/2026	Cut Tape $2.83 $2.11 $1.93 $1.74 Reel $1.44 View $1.61 $1.57 $1.50 $1.41 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	KTS1620	SMD/SMT	FO-WLP66-36	I2C, Serial	24 I/O	With Interrupt	1.65 V	5.5 V	1 MHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 1.65V to 5.5V Remote 4-Bit I2C and SMBus TCA9536ADTMR Texas Instruments 1: $1.78 10,790Expected 08/11/2027	Mfr. Part No. TCA9536ADTMR Mouser Part No 595-TCA9536ADTMR	Texas Instruments	Interface - I/O Expanders 1.65V to 5.5V Remote 4-Bit I2C and SMBus Learn More about Texas Instruments ti tca9536 io expander	Datasheet	10,790Expected 08/11/2027	Cut Tape $1.78 $1.31 $1.19 $1.06 View Reel $0.872 $0.993 $0.956 $0.952 $0.92 $0.872 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	TCA9536	SMD/SMT	X2SON-8	I2C, SMBus	4 I/O	With Interrupt	1.65 V	5.5 V	1 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	1 kV, 2 kV, 4 kV
Interface - I/O Expanders Remote 4-Bit I² C and SMBus I/O exp TCA9537DGSR Texas Instruments 1: $1.63 14,508Expected 15/03/2027	Mfr. Part No. TCA9537DGSR Mouser Part No 595-TCA9537DGSR	Texas Instruments	Interface - I/O Expanders Remote 4-Bit I² C and SMBus I/O exp Learn More about Texas Instruments ti tca9537 expander	Datasheet	14,508Expected 15/03/2027	Cut Tape $1.63 $1.20 $1.09 $0.964 Reel $0.809 View $0.906 $0.872 $0.865 $0.791 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	TCA9537	SMD/SMT	VSSOP-10	I2C, Serial	4 I/O	With Interrupt	1.65 V	5.5 V	1 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 8-bit translating I& sup2;C-bus/SMBus I/ TCAL6408DTUR Texas Instruments 1: $1.53 6,000On Order	Mfr. Part No. TCAL6408DTUR Mouser Part No 595-TCAL6408DTUR	Texas Instruments	Interface - I/O Expanders 8-bit translating I& sup2;C-bus/SMBus I/ Learn More about Texas Instruments ti tcal6408 i2c bus smbus io expander	Datasheet	6,000On Order On Order Ship Dates Mfr. No: TCAL6408DTUR Stock: 0 On Order: 3,000 Expected 08/02/2027 3,000 Expected 11/02/2027 Factory Lead Time: 26 Weeks	Cut Tape $1.53 $1.12 $1.02 $0.899 Reel $0.738 View $0.845 $0.812 $0.804 $0.724 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	TCAL6408	SMD/SMT	X2QFN-16	I2C, Serial	8 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	4 kV
Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER TCAL9538DTUR Texas Instruments 1: $2.26 6,000Expected 08/11/2027	Mfr. Part No. TCAL9538DTUR Mouser Part No 595-TCAL9538DTUR	Texas Instruments	Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER Learn More about Texas Instruments ti tcal9538 expanders	Datasheet	6,000Expected 08/11/2027	$2.26 $1.68 $1.53 $1.37 View $1.29 $1.25 $1.23 $1.15 $1.13	Min.: 1 Mult.: 1	TCAL9538	SMD/SMT	X2QFN-16	I2C, Serial, SMBus	9 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C
Interface - I/O Expanders 16-bit low-voltage I C-bus and SMBus I/O TCAL9539RTWR Texas Instruments 1: $2.23 9,625On Order	Mfr. Part No. TCAL9539RTWR Mouser Part No 595-TCAL9539RTWR	Texas Instruments	Interface - I/O Expanders 16-bit low-voltage I C-bus and SMBus I/O Learn More about Texas Instruments ti tcal9539r i2c bus smbus io expander	Datasheet	9,625On Order	Cut Tape $2.23 $1.64 $1.50 $1.34 View Reel $1.09 $1.26 $1.22 $1.19 $1.09 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	TCAL9539	SMD/SMT	WQFN-24	I2C, Serial	16 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel
Interface - I/O Expanders 16-BIT I/O EXPANDER onsemi NLA9535MTTXG-Q NLA9535MTTXG-Q onsemi 1: $1.54 325Expected 04/11/2027 New Product	Mfr. Part No. NLA9535MTTXG-Q Mouser Part No 863-NLA9535MTTXG-Q New Product	onsemi	Interface - I/O Expanders 16-BIT I/O EXPANDER	Datasheet	325Expected 04/11/2027	$1.54 $1.12 $1.02 $0.906 View $0.851 $0.818 $0.808 $0.757	Min.: 1 Mult.: 1		SMD/SMT	WQFN-24	I2C	16 I/O	With Interrupt	1.65 V	5.5 V	1 MHz	- 55 C	+ 125 C		With ESD Protection
Interface - I/O Expanders Low Voltage 16-Bit I2C-bus I/O Expander KTS1622EWAA-TR Kinetic Technologies 1: $0.95 Non-Stocked Lead-Time 23 Weeks	Mfr. Part No. KTS1622EWAA-TR Mouser Part No 389-KTS1622EWAA-TR	Kinetic Technologies	Interface - I/O Expanders Low Voltage 16-Bit I2C-bus I/O Expander Learn More about Kinetic Technologies kinetic kts1622 expanders	Datasheet	Non-Stocked Lead-Time 23 Weeks	Cut Tape $0.95 $0.683 $0.616 $0.542 Reel $0.445 View $0.507 $0.485 $0.47 $0.435 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	KTS1622	SMD/SMT	FO-WLP55-25	I2C, Serial	16 I/O	With Interrupt	1.65 V	5.5 V	1 MHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp TCAL6416RBDTOR Texas Instruments 1: $2.71 Non-Stocked Lead-Time 26 Weeks New Product	Mfr. Part No. TCAL6416RBDTOR Mouser Part No 595-TCAL6416RBDTOR New Product	Texas Instruments	Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp Learn More about Texas Instruments ti tcal6416r i2c bus smbus io expander	Datasheet	Non-Stocked Lead-Time 26 Weeks	Cut Tape $2.71 $2.02 $1.85 $1.66 Reel $1.40 View $1.57 $1.53 $1.49 $1.38 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	TCAL6416R	SMD/SMT	QFN-24	I2C	16 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	4 kV
Interface - I/O Expanders REMOTE 16-BIT I/O EXPANDER FOR I2C BUS WITH INTERRUPT IN WQFN NLA9555MTTXG onsemi 3,000: $0.764 Non-Stocked Lead-Time 52 Weeks New Product	Mfr. Part No. NLA9555MTTXG Mouser Part No 863-NLA9555MTTXG New Product	onsemi	Interface - I/O Expanders REMOTE 16-BIT I/O EXPANDER FOR I2C BUS WITH INTERRUPT IN WQFN	Datasheet	Non-Stocked Lead-Time 52 Weeks	Reel $0.764 $0.755	Min.: 3,000 Mult.: 3,000 : 3,000	NLA9555	SMD/SMT	WQFN-24			With Interrupt	1.65 V	5.5 V	1 MHz	- 55 C	+ 125 C	Reel