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400 kHz Interface ICs

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Maximum Clock Frequency = 400 kHz

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (DKK) Filter the results in the table by unit price based on your quantity.	Qty.	Product Type	Product	Type	Interface Type	Mounting Style	Package/Case
Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9534ADWT TCA9534ADWR Texas Instruments 1: 11,04 kr. 167In Stock 10.000On Order	Mfr. Part No. TCA9534ADWR Mouser Part No 595-TCA9534ADWR	Texas Instruments	Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9534ADWT	Datasheet	167In Stock 10.000On Order On Order Ship Dates Mfr. No: TCA9534ADWR Stock: 167 Can Dispatch Immediately On Order: 4.000 Expected 21/12/2026 6.000 Expected 15/03/2027 Factory Lead Time: 20 Weeks	Cut Tape 11,04 kr. 8,13 kr. 7,38 kr. 6,61 kr. Reel 5,53 kr. View 6,16 kr. 5,94 kr. 5,90 kr. 5,41 kr. MouseReel Available	Min.: 1 Mult.: 1 : 2.000	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	SOIC-16
Interface - I/O Expanders Remote 8-Bit I2C and Low-Pwr I/O Expande A 595-TCA9534ADWR TCA9534ADWT Texas Instruments 1: 14,17 kr. 282In Stock	Mfr. Part No. TCA9534ADWT Mouser Part No 595-TCA9534ADWT	Texas Instruments	Interface - I/O Expanders Remote 8-Bit I2C and Low-Pwr I/O Expande A 595-TCA9534ADWR	Datasheet	282In Stock	Cut Tape 14,17 kr. 10,52 kr. 9,55 kr. 8,50 kr. Reel 8,28 kr. View 7,53 kr. 7,38 kr. 7,18 kr. MouseReel Available	Min.: 1 Mult.: 1 : 250	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	SOIC-16
Interface - I/O Expanders 16-bit 1.65- to 5.5- V I2C/SMBus I/O exp A 595-TCA9535DBR TCA9535DBT Texas Instruments 1: 16,79 kr. 429In Stock	Mfr. Part No. TCA9535DBT Mouser Part No 595-TCA9535DBT	Texas Instruments	Interface - I/O Expanders 16-bit 1.65- to 5.5- V I2C/SMBus I/O exp A 595-TCA9535DBR Learn More about Texas Instruments ti tca9535 expander	Datasheet	429In Stock	Cut Tape 16,79 kr. 12,53 kr. 11,41 kr. 10,29 kr. Reel 9,62 kr. View 9,10 kr. 8,73 kr. 8,58 kr. 8,50 kr. MouseReel Available	Min.: 1 Mult.: 1 : 250	I/O Expanders	I/O Expanders	I2C, SMBus	I2C, Serial, SMBus	SMD/SMT	SSOP-24
Interface - I/O Expanders Remt 16Bit I2C SMBus Lo-Pwr I/O Expndr TCA9535PWR Texas Instruments 1: 12,53 kr. 151In Stock 32.000On Order	Mfr. Part No. TCA9535PWR Mouser Part No 595-TCA9535PWR	Texas Instruments	Interface - I/O Expanders Remt 16Bit I2C SMBus Lo-Pwr I/O Expndr Learn More about Texas Instruments ti tca9535 expander	Datasheet	151In Stock 32.000On Order On Order Ship Dates Mfr. No: TCA9535PWR Stock: 151 Can Dispatch Immediately On Order: 6.000 Expected 13/11/2026 12.000 Expected 19/11/2026 14.000 Expected 28/01/2027 Factory Lead Time: 20 Weeks	Cut Tape 12,53 kr. 9,18 kr. 8,36 kr. 7,45 kr. Reel 6,30 kr. View 6,99 kr. 6,74 kr. 6,16 kr. MouseReel Available	Min.: 1 Mult.: 1 : 2.000	I/O Expanders			I2C, Serial, SMBus	SMD/SMT	TSSOP-24
Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan TCA9538DBR Texas Instruments 1: 13,35 kr. 336In Stock 4.000Expected 19/11/2026	Mfr. Part No. TCA9538DBR Mouser Part No 595-TCA9538DBR	Texas Instruments	Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan	Datasheet	336In Stock 4.000Expected 19/11/2026	Cut Tape 13,35 kr. 10,07 kr. 9,25 kr. 8,36 kr. Reel 7,45 kr. View 7,91 kr. 7,83 kr. 7,25 kr. MouseReel Available	Min.: 1 Mult.: 1 : 2.000	I/O Expanders	I/O Expanders	I2C, SMBus	I2C, Serial	SMD/SMT	SSOP-16
Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan TCA9554ADBR Texas Instruments 1: 9,70 kr. 1.067In Stock 2.000Expected 19/11/2026	Mfr. Part No. TCA9554ADBR Mouser Part No 595-TCA9554ADBR	Texas Instruments	Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan Learn More about Texas Instruments ti tca9554 tca9554a expander	Datasheet	1.067In Stock 2.000Expected 19/11/2026	Cut Tape 9,70 kr. 7,06 kr. 6,39 kr. 5,67 kr. Reel 4,74 kr. View 5,33 kr. 5,13 kr. 4,95 kr. 4,64 kr. MouseReel Available	Min.: 1 Mult.: 1 : 2.000	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	SSOP-16
Interface - I/O Expanders Remote 8B I2C & SMBu s I/O Expander TCA9554APWR Texas Instruments 1: 8,80 kr. 307In Stock 10.000Expected 19/11/2026	Mfr. Part No. TCA9554APWR Mouser Part No 595-TCA9554APWR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & SMBu s I/O Expander Learn More about Texas Instruments ti tca9554 tca9554a expander	Datasheet	307In Stock 10.000Expected 19/11/2026	Cut Tape 8,80 kr. 7,06 kr. 6,39 kr. 5,67 kr. Reel 4,74 kr. View 5,33 kr. 5,13 kr. 5,07 kr. 4,64 kr. MouseReel Available	Min.: 1 Mult.: 1 : 2.000	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	TSSOP-16
Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9554DWR TCA9554DWT Texas Instruments 1: 16,19 kr. 35In Stock 500Expected 19/11/2026	Mfr. Part No. TCA9554DWT Mouser Part No 595-TCA9554DWT	Texas Instruments	Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9554DWR Learn More about Texas Instruments ti tca9554 tca9554a expander	Datasheet	35In Stock 500Expected 19/11/2026	Cut Tape 16,19 kr. 12,01 kr. 10,89 kr. 9,77 kr. Reel 9,25 kr. View 8,95 kr. 8,50 kr. 8,13 kr. MouseReel Available	Min.: 1 Mult.: 1 : 250	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	SOIC-16
Interface - Signal Buffers, Repeaters 2-bit level-translat ing 400-kHz I2C/SMB A 595-TCA9800DGKR TCA9800DGKT Texas Instruments 1: 8,95 kr. 380In Stock 750Expected 19/11/2026	Mfr. Part No. TCA9800DGKT Mouser Part No 595-TCA9800DGKT	Texas Instruments	Interface - Signal Buffers, Repeaters 2-bit level-translat ing 400-kHz I2C/SMB A 595-TCA9800DGKR	Datasheet	380In Stock 750Expected 19/11/2026	Cut Tape 8,95 kr. 6,54 kr. 5,89 kr. 5,23 kr. Reel 4,90 kr. View 4,61 kr. 4,45 kr. 4,38 kr. MouseReel Available	Min.: 1 Mult.: 1 : 250	Signal Buffers, Repeaters	Repeaters	I2C Bus	I2C, SMBus	SMD/SMT	VSSOP-8
Interface - Signal Buffers, Repeaters 2-bit level-translat ing 400-kHz I2C/SMB A 595-TCA9801DGKT TCA9801DGKR Texas Instruments 1: 7,98 kr. 65In Stock 5.000Expected 24/12/2026	Mfr. Part No. TCA9801DGKR Mouser Part No 595-TCA9801DGKR	Texas Instruments	Interface - Signal Buffers, Repeaters 2-bit level-translat ing 400-kHz I2C/SMB A 595-TCA9801DGKT Learn More about Texas Instruments ti tca9801 buffer repeater	Datasheet	65In Stock 5.000Expected 24/12/2026	Cut Tape 7,98 kr. 5,75 kr. 5,20 kr. 4,60 kr. Reel 3,83 kr. View 4,30 kr. 4,15 kr. 4,05 kr. 3,74 kr. MouseReel Available	Min.: 1 Mult.: 1 : 2.500	Signal Buffers, Repeaters	Buffers	I2C Bus	I2C, SMBus	SMD/SMT	VSSOP-8
Interface - Signal Buffers, Repeaters LevelTranslating I2C Bus Buffer/Repeater A 595-TCA9801DGKR TCA9801DGKT Texas Instruments 1: 8,95 kr. 92In Stock 2.250Expected 19/11/2026	Mfr. Part No. TCA9801DGKT Mouser Part No 595-TCA9801DGKT	Texas Instruments	Interface - Signal Buffers, Repeaters LevelTranslating I2C Bus Buffer/Repeater A 595-TCA9801DGKR Learn More about Texas Instruments ti tca9801 buffer repeater	Datasheet	92In Stock 2.250Expected 19/11/2026	Cut Tape 8,95 kr. 6,54 kr. 5,89 kr. 5,23 kr. Reel 4,90 kr. View 4,43 kr. 4,28 kr. 4,19 kr. 4,13 kr. MouseReel Available	Min.: 1 Mult.: 1 : 250	Signal Buffers, Repeaters	Buffers	I2C Bus	I2C, SMBus	SMD/SMT	VSSOP-8
Interface - Signal Buffers, Repeaters LevelTranslating I2C Bus Buffer/Repeater A 595-TCA9803DGKR TCA9803DGKT Texas Instruments 1: 7,18 kr. 7In Stock	Mfr. Part No. TCA9803DGKT Mouser Part No 595-TCA9803DGKT	Texas Instruments	Interface - Signal Buffers, Repeaters LevelTranslating I2C Bus Buffer/Repeater A 595-TCA9803DGKR Learn More about Texas Instruments ti tca9803 buffer repeater	Datasheet	7In Stock	Cut Tape 7,18 kr. 5,57 kr. 5,05 kr. 4,47 kr. Reel 4,18 kr. View 3,92 kr. 3,78 kr. 3,73 kr. MouseReel Available	Min.: 1 Mult.: 1 : 250	Signal Buffers, Repeaters	Buffers	I2C Bus	I2C, SMBus	SMD/SMT	VSSOP-8
Interface - I/O Expanders Interface IO Expander PI4IOE5V6416ZDEX Diodes Incorporated 1: 10,29 kr. 1.488In Stock 84.000On Order	Mfr. Part No. PI4IOE5V6416ZDEX Mouser Part No 729-PI4IOE5V6416ZDEX	Diodes Incorporated	Interface - I/O Expanders Interface IO Expander Learn More about Diodes Incorporated diodes pi4ioe5v6416 io expander	Datasheet	1.488In Stock 84.000On Order On Order Ship Dates Mfr. No: PI4IOE5V6416ZDEX Stock: 1.488 Can Dispatch Immediately On Order: 21.000 Expected 26/05/2027 28.000 Expected 06/03/2028 35.000 Expected 31/03/2028 Factory Lead Time: 48 Weeks	Cut Tape 10,29 kr. 7,53 kr. 6,37 kr. 6,03 kr. Reel 4,47 kr. MouseReel Available	Min.: 1 Mult.: 1 Max.: 3.500 : 3.500	I/O Expanders			I2C, Serial	SMD/SMT	TQFN-24
Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port PI4IOE5V9539LE Diodes Incorporated 1: 9,33 kr. 41In Stock	Mfr. Part No. PI4IOE5V9539LE Mouser Part No 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	9,33 kr. 6,74 kr. 5,80 kr. 5,05 kr. View 4,90 kr. 4,80 kr. 4,71 kr. 4,66 kr. 4,60 kr.	Min.: 1 Mult.: 1	I/O Expanders	I/O Expanders	I2C, SMBus	I2C, Serial, SMBus	SMD/SMT	TSSOP-24
Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port PI4IOE5V9539LEX Diodes Incorporated 1: 9,33 kr. 237In Stock 3.000Expected 08/12/2027	Mfr. Part No. PI4IOE5V9539LEX Mouser Part No 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	237In Stock 3.000Expected 08/12/2027	Cut Tape 9,33 kr. 6,74 kr. 5,89 kr. 5,38 kr. View Reel 4,28 kr. 5,20 kr. 5,09 kr. 4,98 kr. 4,28 kr.	Min.: 1 Mult.: 1 : 3.000	I/O Expanders	I/O Expanders	I2C, SMBus	I2C, Serial, SMBus	SMD/SMT	TSSOP-24
Interface - I/O Expanders 8-bit I2C and SMBus IO Port PI4IOE5V9554ALEX Diodes Incorporated 1: 8,06 kr. 1.657In 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	1.657In Stock 2.500Expected 20/10/2027	Cut Tape 8,06 kr. 5,80 kr. 5,08 kr. 4,62 kr. Reel 4,62 kr. MouseReel Available	Min.: 1 Mult.: 1 Max.: 130 : 2.500	I/O Expanders	I/O Expanders	I2C, SMBus	I2C, Serial, SMBus	SMD/SMT	TSSOP-16
Interface - I/O Expanders 8-bit I2C and SMBus IO Port PI4IOE5V9554LE Diodes Incorporated 1: 8,65 kr. 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	8,65 kr. 6,26 kr. 5,57 kr. 5,40 kr. View 4,68 kr. 4,49 kr. 4,29 kr. 4,17 kr. 4,07 kr.	Min.: 1 Mult.: 1	I/O Expanders	I/O Expanders	I2C, SMBus	I2C, Serial, SMBus	SMD/SMT	TSSOP-16
Interface - I/O Expanders 8-bit I2C and SMBus IO Port PI4IOE5V9554LEX Diodes Incorporated 1: 8,73 kr. 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 8,73 kr. 6,27 kr. 5,51 kr. 5,02 kr. 4,86 kr. Reel 4,86 kr.	Min.: 1 Mult.: 1 Max.: 460 : 2.500	I/O Expanders	I/O Expanders	I2C, SMBus	I2C, Serial, SMBus	SMD/SMT	TSSOP-16
Interface - I/O Expanders 16-bit I2C-bus and SMBus I/O port PI4IOE5V9555ZDEX Diodes Incorporated 1: 10,59 kr. 1.933In Stock 7.000Expected 18/01/2027	Mfr. Part No. PI4IOE5V9555ZDEX Mouser Part No 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	1.933In Stock 7.000Expected 18/01/2027	Cut Tape 10,59 kr. 7,76 kr. 6,61 kr. 6,21 kr. Reel 6,21 kr. MouseReel Available	Min.: 1 Mult.: 1 Max.: 620 : 3.500	I/O Expanders	I/O Expanders	I2C, SMBus	I2C, Serial, SMBus	SMD/SMT	TQFN-24
Interface - I/O Expanders NCA9539PW/SOT355/TSSOP24 NCA9539PWJ Nexperia 1: 9,33 kr. 194In Stock 2.500Expected 09/04/2027	Mfr. Part No. NCA9539PWJ Mouser Part No 771-NCA9539PWJ	Nexperia	Interface - I/O Expanders NCA9539PW/SOT355/TSSOP24 Learn More about Nexperia nca9535 nca9539 nca9555 gipo expanders	Datasheet	194In Stock 2.500Expected 09/04/2027	Cut Tape 9,33 kr. 6,80 kr. 6,12 kr. 5,43 kr. Reel 4,35 kr. View 5,10 kr. 4,89 kr. 4,75 kr. 4,16 kr. MouseReel Available	Min.: 1 Mult.: 1 : 2.500	I/O Expanders	I/O Expanders	I2C and SMBus I/O Expander	I2C, Serial, SMBus	SMD/SMT	TSSOP-24
Interface - Signal Buffers, Repeaters Dual Supply Level translating I2C-bus/SMBus repeater PCA9509DP,118 NXP Semiconductors 1: 12,68 kr. 106In Stock 5.000Expected 09/11/2026	Mfr. Part No. PCA9509DP,118 Mouser Part No 771-PCA9509DP-T	NXP Semiconductors	Interface - Signal Buffers, Repeaters Dual Supply Level translating I2C-bus/SMBus repeater Learn More about NXP Semiconductors nxp pca9509 repeater	Datasheet	106In Stock 5.000Expected 09/11/2026	Cut Tape 12,68 kr. 9,40 kr. 8,50 kr. 7,61 kr. Reel 7,12 kr. View 7,31 kr. 7,18 kr. 6,99 kr. MouseReel Available	Min.: 1 Mult.: 1 : 2.500	Signal Buffers, Repeaters	Repeaters	I2C, SMBus	I2C, SMBus	SMD/SMT	TSSOP-8
Interface - Signal Buffers, Repeaters Dual Supply Low power level translating I2C-bus/SMBus repeater PCA9509PGM,125 NXP Semiconductors 1: 7,68 kr. 1.497In Stock 8.000Expected 14/01/2027	Mfr. Part No. PCA9509PGM,125 Mouser Part No 771-PCA9509PGM,125	NXP Semiconductors	Interface - Signal Buffers, Repeaters Dual Supply Low power level translating I2C-bus/SMBus repeater Learn More about NXP Semiconductors nxp pca9509 repeater	Datasheet	1.497In Stock 8.000Expected 14/01/2027	Cut Tape 7,68 kr. 5,52 kr. 4,98 kr. 4,38 kr. View Reel 3,53 kr. 4,09 kr. 3,92 kr. 3,79 kr. 3,63 kr. 3,53 kr. MouseReel Available	Min.: 1 Mult.: 1 : 4.000	Signal Buffers, Repeaters	Repeaters	I2C, SMBus	I2C, SMBus	SMD/SMT	XQFN-8
Interface - Signal Buffers, Repeaters Dual Supply Level translating I2C-bus repeater PCA9517ATP,147 NXP Semiconductors 1: 11,49 kr. 21In Stock 84.000On Order	Mfr. Part No. PCA9517ATP,147 Mouser Part No 771-PCA9517ATP147	NXP Semiconductors	Interface - Signal Buffers, Repeaters Dual Supply Level translating I2C-bus repeater	Datasheet	21In Stock 84.000On Order On Order Ship Dates Mfr. No: PCA9517ATP,147 Stock: 21 Can Dispatch Immediately On Order: 44.000 Expected 28/12/2026 40.000 Expected 04/01/2027 Factory Lead Time: 21 Weeks	Cut Tape 11,49 kr. 8,43 kr. 7,61 kr. 6,80 kr. View Reel 5,60 kr. 6,38 kr. 6,14 kr. 6,11 kr. 5,73 kr. 5,60 kr. MouseReel Available	Min.: 1 Mult.: 1 : 4.000	Signal Buffers, Repeaters	Repeaters	Voltage Level Translators	I2C	SMD/SMT	HWSON-8
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in HVQFN16 package PCA9538BS,118 NXP Semiconductors 1: 17,08 kr. 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 09/02/2027 Factory Lead Time: 30 Weeks	Cut Tape 17,08 kr. 12,98 kr. 11,19 kr. 10,07 kr. View Reel 8,50 kr. 9,62 kr. 9,33 kr. 8,95 kr. 8,88 kr. 8,50 kr. MouseReel Available	Min.: 1 Mult.: 1 : 6.000	I/O Expanders			I2C, Serial, SMBus	SMD/SMT	HVQFN-16
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP24 package PCA9539PW,118 NXP Semiconductors 1: 17,23 kr. 108In Stock 17.500On Order	Mfr. Part No. PCA9539PW,118 Mouser Part No 771-PCA9539PW-T	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP24 package	Datasheet	108In Stock 17.500On Order On Order Ship Dates Mfr. No: PCA9539PW,118 Stock: 108 Can Dispatch Immediately On Order: 7.500 Expected 07/06/2027 10.000 Expected 14/06/2027 Factory Lead Time: 30 Weeks	Cut Tape 17,23 kr. 12,91 kr. 11,71 kr. 10,52 kr. View Reel 8,50 kr. 9,40 kr. 9,18 kr. 8,80 kr. 8,50 kr. MouseReel Available	Min.: 1 Mult.: 1 : 2.500	I/O Expanders	I/O Expanders	General Purpose	I2C, Serial, SMBus	SMD/SMT	TSSOP-24