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400 kHz Interface - I/O Expanders

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Maximum Clock Frequency = 400 kHz

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) 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 16-bit 1.65- to 5.5- V I2C/SMBus I/O exp TCA9535MRGER Texas Instruments 1: 1,75 € 5 990Expected 23/11/2026	Mfr. Part No. TCA9535MRGER Mouser Part No 595-TCA9535MRGER	Texas Instruments	Interface - I/O Expanders 16-bit 1.65- to 5.5- V I2C/SMBus I/O exp Learn More about Texas Instruments ti tca9535 expander	Datasheet	5 990Expected 23/11/2026	Cut Tape 1,75 € 1,30 € 1,19 € 1,06 € Reel 0,877 € View 0,998 € 0,963 € 0,937 € 0,857 € MouseReel Available	Min.: 1 Mult.: 1 : 3 000	TCA9535	SMD/SMT	VQFN-24	I2C, Serial, SMBus	16 I/O	With Interrupt	1.65 V	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: 1,75 € 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 1,75 € 1,29 € 1,17 € 1,05 € Reel 0,894 € View 0,989 € 0,955 € 0,835 € 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/Q900,118 NXP Semiconductors 1: 2,77 € 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 2,77 € 2,06 € 1,88 € 1,69 € 1,60 € Reel 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	AEC-Q100	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders PCA9555PW/SOT355/TSSOP24 PCA9555PWJ Nexperia 1: 1,51 € 2 452Expected 16/11/2026	Mfr. Part No. PCA9555PWJ Mouser Part No 771-PCA9555PWJ	Nexperia	Interface - I/O Expanders PCA9555PW/SOT355/TSSOP24	Datasheet	2 452Expected 16/11/2026	Cut Tape 1,51 € 1,12 € 1,01 € 0,903 € Reel 0,729 € View 0,846 € 0,814 € 0,811 € 0,722 € MouseReel Available	Min.: 1 Mult.: 1 : 2 500		SMD/SMT	TSSOP-24	I2C, Serial	16 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	With ESD Protection
Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in X2QFN16 package PCAL6408AEX1Z NXP Semiconductors 1: 1,31 € 14 967Expected 22/11/2027	Mfr. Part No. PCAL6408AEX1Z Mouser Part No 771-PCAL6408AEX1Z	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in X2QFN16 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	14 967Expected 22/11/2027	Cut Tape 1,31 € 1,01 € 0,869 € 0,771 € View Reel 0,645 € 0,724 € 0,687 € 0,645 € MouseReel Available	Min.: 1 Mult.: 1 : 5 000	PCAL6408A	SMD/SMT	X2QFN-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 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in X2QFN24 package PCAL6416AEX1Z NXP Semiconductors 1: 1,41 € 8 260Expected 14/01/2027	Mfr. Part No. PCAL6416AEX1Z Mouser Part No 841-PCAL6416AEX1Z	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in X2QFN24 package	Datasheet	8 260Expected 14/01/2027	Cut Tape 1,41 € 1,09 € 0,946 € 0,84 € View Reel 0,702 € 0,789 € 0,759 € 0,75 € 0,749 € 0,702 € MouseReel Available	Min.: 1 Mult.: 1 : 5 000	PCAL6416A	SMD/SMT	X2QFN-24	I2C, Serial, SMBus	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 Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDWR PCF8575CDW Texas Instruments 1: 6,68 € 294Expected 08/02/2027	Mfr. Part No. PCF8575CDW Mouser Part No 595-PCF8575CDW	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDWR	Datasheet	294Expected 08/02/2027	6,68 € 5,15 € 4,76 € 4,34 € View 4,02 € 3,90 € 3,71 €	Min.: 1 Mult.: 1	PCF8575C	SMD/SMT	SOIC-24	I2C, Serial, SMBus	16 I/O	With Interrupt	4.5 V	5.5 V	400 kHz	- 40 C	+ 85 C		Tube	2 kV
Interface - I/O Expanders PCA9535PW/SOT355/TSSOP24 PCA9535PWJ Nexperia 1: 1,57 € 1 199Expected 20/11/2026	Mfr. Part No. PCA9535PWJ Mouser Part No 771-PCA9535PWJ	Nexperia	Interface - I/O Expanders PCA9535PW/SOT355/TSSOP24	Datasheet	1 199Expected 20/11/2026	Cut Tape 1,57 € 1,15 € 1,04 € 0,929 € Reel 0,75 € View 0,877 € 0,846 € 0,845 € 0,742 € MouseReel Available	Min.: 1 Mult.: 1 : 2 500		SMD/SMT	TSSOP-24	I2C, Serial	16 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	With ESD Protection
Interface - I/O Expanders 16 bit In/Out MCP23016T-I/SS Microchip Technology 2 100: 1,64 € Non-Stocked Lead-Time 7 Weeks	Mfr. Part No. MCP23016T-I/SS Mouser Part No 579-MCP23016T-I/SS	Microchip Technology	Interface - I/O Expanders 16 bit In/Out	Datasheet	Non-Stocked Lead-Time 7 Weeks	Reel 1,64 €	Min.: 2 100 Mult.: 2 100 : 2 100		SMD/SMT	SSOP-28	I2C, Serial	16 I/O	With Interrupt	5.5 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel	Without ESD Protection
Interface - I/O Expanders Expandable 5-Ch I2C Hub A 595-PCA9518DBT A 595-PCA9518DBT PCA9518DBR Texas Instruments 2 000: 2,09 € Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. PCA9518DBR Mouser Part No 595-PCA9518DBR	Texas Instruments	Interface - I/O Expanders Expandable 5-Ch I2C Hub A 595-PCA9518DBT A 595-PCA9518DBT	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel 2,09 €	Min.: 2 000 Mult.: 2 000 : 2 000	PCA9518	SMD/SMT	SSOP-20		5 I/O		3 V	3.6 V	400 kHz	- 40 C	+ 85 C		Reel
Interface - I/O Expanders Expandable 5-Ch I2C Hub PCA9518DBT Texas Instruments 1: 4,52 € Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. PCA9518DBT Mouser Part No 595-PCA9518DBT	Texas Instruments	Interface - I/O Expanders Expandable 5-Ch I2C Hub	Datasheet	Non-Stocked Lead-Time 12 Weeks	Cut Tape 4,52 € 3,45 € 3,18 € 2,88 € Reel 2,75 € View 2,70 € 2,61 € MouseReel Available	Min.: 1 Mult.: 1 : 250	PCA9518	SMD/SMT	SSOP-20		5 I/O		3 V	3.6 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander PCA9538DGVR Texas Instruments 1: 3,47 € 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 3,47 € 2,62 € 2,41 € 2,18 € View Reel 1,91 € 2,06 € 2,05 € 1,93 € 1,91 € 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 Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDB PCF8575CDBR Texas Instruments 1: 3,76 € Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. PCF8575CDBR Mouser Part No 595-PCF8575CDBR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDB	Datasheet	Non-Stocked Lead-Time 12 Weeks	Cut Tape 3,76 € 3,66 € 3,60 € 3,58 € Reel 3,23 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000	PCF8575C	SMD/SMT	SSOP-24	I2C, Serial, SMBus	16 I/O		4.5 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders Lo Vltg 8B I2C and S MBus I/O Expander A A 595-TCA6416PW TCA6416PWR Texas Instruments 2 000: 2,61 € Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part No. TCA6416PWR Mouser Part No 595-TCA6416PWR NRND	Texas Instruments	Interface - I/O Expanders Lo Vltg 8B I2C and S MBus I/O Expander A A 595-TCA6416PW	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel 2,61 € 2,60 €	Min.: 2 000 Mult.: 2 000 : 2 000	TCA6416	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	1.65 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel
Interface - I/O Expanders I2C-Compatible Keypd Cntlr GPIO PWM A 59 A 595-LM8330TME/NOPB LM8330TMX/NOPB Texas Instruments 1: 2,38 € Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. LM8330TMX/NOPB Mouser Part No 595-LM8330TMX/NOPB	Texas Instruments	Interface - I/O Expanders I2C-Compatible Keypd Cntlr GPIO PWM A 59 A 595-LM8330TME/NOPB	Datasheet	Non-Stocked Lead-Time 20 Weeks	Cut Tape 2,38 € 1,78 € 1,63 € 1,46 € Reel 1,27 € View 1,38 € 1,35 € 1,28 € 1,26 € MouseReel Available	Min.: 1 Mult.: 1 : 3 000	LM8330	SMD/SMT	DSBGA-25				1.62 V	1.98 V	400 kHz	- 30 C	+ 85 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders Expandable 5-Ch I2C Hub PCA9518DBQR Texas Instruments 2 500: 2,15 € Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. PCA9518DBQR Mouser Part No 595-PCA9518DBQR	Texas Instruments	Interface - I/O Expanders Expandable 5-Ch I2C Hub	Datasheet	Non-Stocked Lead-Time 20 Weeks	Reel 2,15 €	Min.: 2 500 Mult.: 2 500 : 2 500	PCA9518	SMD/SMT	QSOP-20		5 I/O		3 V	3.6 V	400 kHz	- 40 C	+ 85 C		Reel
Interface - I/O Expanders Expandable 5-Ch I2C Hub PCA9518DWR Texas Instruments 1: 3,05 € Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. PCA9518DWR Mouser Part No 595-PCA9518DWR	Texas Instruments	Interface - I/O Expanders Expandable 5-Ch I2C Hub	Datasheet	Non-Stocked Lead-Time 20 Weeks	Cut Tape 3,05 € 2,28 € 2,08 € 1,87 € 1,78 € Reel 1,51 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000	PCA9518	SMD/SMT	SOIC-20		5 I/O		3 V	3.6 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander PCA9534ADB Texas Instruments 560: 2,47 € Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. PCA9534ADB Mouser Part No 595-PCA9534ADB	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander	Datasheet	Non-Stocked Lead-Time 20 Weeks	2,47 € 2,40 € 2,37 €	Min.: 560 Mult.: 80	PCA9534A	SMD/SMT	SSOP-16		8 I/O		2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Tube
Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander PCA9534ADGVR Texas Instruments 2 000: 1,48 € Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. PCA9534ADGVR Mouser Part No 595-PCA9534ADGVR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander	Datasheet	Non-Stocked Lead-Time 20 Weeks	Reel 1,48 € 1,46 €	Min.: 2 000 Mult.: 2 000 : 2 000	PCA9534A	SMD/SMT	TVSOP-16		8 I/O		2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel
Interface - I/O Expanders Remote 8B I2C and Lo -Pwr I/O Expander A ALT 595-PCA9534ARGTR PCA9534ARGTRG4 Texas Instruments 3 000: 0,955 € Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. PCA9534ARGTRG4 Mouser Part No 595-PCA9534ARGTRG4	Texas Instruments	Interface - I/O Expanders Remote 8B I2C and Lo -Pwr I/O Expander A ALT 595-PCA9534ARGTR	Datasheet	Non-Stocked Lead-Time 20 Weeks	Reel 0,955 € 0,946 €	Min.: 3 000 Mult.: 3 000 : 3 000	PCA9534A	SMD/SMT	VQFN-16		8 I/O		2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel
Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Exp ALT ALT 595-PCA9539PWR PCA9539PWRG4 Texas Instruments 2 000: 1,96 € Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. PCA9539PWRG4 Mouser Part No 595-PCA9539PWRG4	Texas Instruments	Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Exp ALT ALT 595-PCA9539PWR	Datasheet	Non-Stocked Lead-Time 20 Weeks	Reel 1,96 €	Min.: 2 000 Mult.: 2 000 : 2 000	PCA9539	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 I/O		2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander PCA9555DGVR Texas Instruments 2 000: 2,06 € Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. PCA9555DGVR Mouser Part No 595-PCA9555DGVR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander	Datasheet	Non-Stocked Lead-Time 20 Weeks	Reel 2,06 €	Min.: 2 000 Mult.: 2 000 : 2 000	PCA9555	SMD/SMT	TVSOP-24	I2C, Serial, SMBus	16 I/O		2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel
Interface - I/O Expanders Rem 16B I2C & SMBus I/O Expander R 595-T R 595-TCA9555PWR PCA9555PWRG4 Texas Instruments 1: 2,07 € Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. PCA9555PWRG4 Mouser Part No 595-PCA9555PWRG4	Texas Instruments	Interface - I/O Expanders Rem 16B I2C & SMBus I/O Expander R 595-T R 595-TCA9555PWR	Datasheet	Non-Stocked Lead-Time 20 Weeks	Cut Tape 2,07 € 1,53 € 1,39 € 1,25 € Reel 1,10 € View 1,18 € 1,14 € 1,11 € 1,08 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000	PCA9555	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 I/O		2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders Rem 16B I2C & SMBus I/O Expander ALT 595 ALT 595-PCA9555RGER PCA9555RGERG4 Texas Instruments 1: 2,30 € Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. PCA9555RGERG4 Mouser Part No 595-PCA9555RGERG4	Texas Instruments	Interface - I/O Expanders Rem 16B I2C & SMBus I/O Expander ALT 595 ALT 595-PCA9555RGER	Datasheet	Non-Stocked Lead-Time 20 Weeks	Cut Tape 2,30 € 1,70 € 1,56 € 1,39 € Reel 1,20 € View 1,32 € 1,26 € 1,22 € 1,16 € MouseReel Available	Min.: 1 Mult.: 1 : 3 000	PCA9555	SMD/SMT	VQFN-24	I2C, Serial, SMBus	16 I/O		2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander PCF8575CDGVR Texas Instruments 2 000: 2,14 € Non-Stocked Lead-Time 20 Weeks	Mfr. Part No. PCF8575CDGVR Mouser Part No 595-PCF8575CDGVR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander	Datasheet	Non-Stocked Lead-Time 20 Weeks	Reel 2,14 €	Min.: 2 000 Mult.: 2 000 : 2 000	PCF8575C	SMD/SMT	TVSOP-24	I2C, Serial, SMBus	16 I/O		4.5 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel