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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 16-bit I2C and SMBus Port PI4IOE5V9535LEX Diodes Incorporated 1: 9,18 kr. 5.760In Stock	Mfr. Part No. PI4IOE5V9535LEX Mouser Part No 729-PI4IOE5V9535LEX	Diodes Incorporated	Interface - I/O Expanders 16-bit I2C and SMBus Port Learn More about Diodes Incorporated pericom io expanders	Datasheet	5.760In Stock	Cut Tape 9,18 kr. 6,67 kr. 5,84 kr. 5,32 kr. 5,14 kr. Reel 5,14 kr. MouseReel Available	Min.: 1 Mult.: 1 Max.: 260 : 3.000	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 PI4IOE5V9539ZDEX Diodes Incorporated 1: 9,33 kr. 2.445In Stock 7.000Expected 18/12/2026	Mfr. Part No. PI4IOE5V9539ZDEX Mouser Part No 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	2.445In Stock 7.000Expected 18/12/2026	Cut Tape 9,33 kr. 6,74 kr. 5,89 kr. 5,38 kr. 5,20 kr. Reel 5,20 kr. MouseReel Available	Min.: 1 Mult.: 1 Max.: 460 : 3.500	I/O Expanders	I/O Expanders	I2C, SMBus	I2C, Serial, SMBus	SMD/SMT	TQFN-24
Interface - I/O Expanders 8-bit I2C and SMBus IO Port PI4IOE5V9554LEX Diodes Incorporated 1: 8,73 kr. 2.904In 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	2.904In 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 - Signal Buffers, Repeaters Hot Swappable I2C Bus/SMBus Buffer PI6ULS5V9511AUEX Diodes Incorporated 1: 7,98 kr. 3.189In Stock	Mfr. Part No. PI6ULS5V9511AUEX Mouser Part No 729-PI6ULS5V9511AUEX	Diodes Incorporated	Interface - Signal Buffers, Repeaters Hot Swappable I2C Bus/SMBus Buffer Learn More about Diodes Incorporated diodes pi6uls5v9511a buffers	Datasheet	3.189In Stock	Cut Tape 7,98 kr. 5,75 kr. 5,15 kr. 4,60 kr. Reel 4,60 kr. MouseReel Available	Min.: 1 Mult.: 1 Max.: 130 : 2.500	Signal Buffers, Repeaters	Buffers	Hot Swappable	I2C, SMBus	SMD/SMT	MSOP-8
Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt and Reset in HVQFN16 package PCA6408ABSHP NXP Semiconductors 1: 9,03 kr. 6.811In Stock 12.000Expected 10/05/2027	Mfr. Part No. PCA6408ABSHP Mouser Part No 771-PCA6408ABSHP	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt and Reset in HVQFN16 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	6.811In Stock 12.000Expected 10/05/2027	Cut Tape 9,03 kr. 6,54 kr. 5,93 kr. 5,24 kr. View Reel 4,27 kr. 4,91 kr. 4,71 kr. 4,51 kr. 4,38 kr. 4,27 kr. MouseReel Available	Min.: 1 Mult.: 1 : 6.000	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	HVQFN-16
Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt and Reset in TSSOP16 package PCA6408APW,118 NXP Semiconductors 1: 9,03 kr. 2.586In Stock	Mfr. Part No. PCA6408APW,118 Mouser Part No 771-PCA6408APW,118	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt and Reset in TSSOP16 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	2.586In Stock	Cut Tape 9,03 kr. 6,54 kr. 5,94 kr. 5,24 kr. Reel 4,61 kr. View 5,00 kr. 4,80 kr. 4,68 kr. 4,48 kr. MouseReel Available	Min.: 1 Mult.: 1 : 2.500	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	TSSOP-16
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with 2-kbit EEPROM and Quasi feature in TSSOP16 package PCA9500PW,118 NXP Semiconductors 1: 18,20 kr. 2.753In Stock	Mfr. Part No. PCA9500PW,118 Mouser Part No 771-PCA9500PW-T	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with 2-kbit EEPROM and Quasi feature in TSSOP16 package	Datasheet	2.753In Stock	Cut Tape 18,20 kr. 13,73 kr. 12,61 kr. 11,86 kr. Reel 10,44 kr. View 11,26 kr. 11,12 kr. 10,74 kr. 10,29 kr. MouseReel Available	Min.: 1 Mult.: 1 : 2.500	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	TSSOP-16
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with 2-kbit EEPROM, Interrupt and Quasi feature in TSSOP20 package PCA9501PW,118 NXP Semiconductors 1: 22,75 kr. 3.865In Stock 5.000Expected 04/11/2026	Mfr. Part No. PCA9501PW,118 Mouser Part No 771-PCA9501PW-T	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with 2-kbit EEPROM, Interrupt and Quasi feature in TSSOP20 package Learn More about NXP Semiconductors nxp pca9501pw 8 bit expander	Datasheet	3.865In Stock 5.000Expected 04/11/2026	Cut Tape 22,75 kr. 17,01 kr. 15,52 kr. 13,95 kr. 13,20 kr. Reel 11,19 kr. MouseReel Available	Min.: 1 Mult.: 1 : 2.500	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	TSSOP-20
Interface - Signal Buffers, Repeaters 5-channel I2C-Bus Hub PCA9516APW,118 NXP Semiconductors 1: 19,84 kr. 7.512In Stock	Mfr. Part No. PCA9516APW,118 Mouser Part No 771-PCA9516APW-T	NXP Semiconductors	Interface - Signal Buffers, Repeaters 5-channel I2C-Bus Hub	Datasheet	7.512In Stock	Cut Tape 19,84 kr. 14,77 kr. 13,50 kr. 12,16 kr. 11,49 kr. Reel 9,70 kr. MouseReel Available	Min.: 1 Mult.: 1 : 2.500	Signal Buffers, Repeaters	Buffers		I2C	SMD/SMT	TSSOP-16
Interface - I/O Expanders Expandable 5-channel I2C-bus hub PCA9518APW,518 NXP Semiconductors 1: 23,50 kr. 2.409In Stock 2.500Expected 18/01/2027	Mfr. Part No. PCA9518APW,518 Mouser Part No 771-PCA9518APW518	NXP Semiconductors	Interface - I/O Expanders Expandable 5-channel I2C-bus hub	Datasheet	2.409In Stock 2.500Expected 18/01/2027	Cut Tape 23,50 kr. 17,53 kr. 16,04 kr. 14,40 kr. 13,58 kr. Reel 11,56 kr. MouseReel Available	Min.: 1 Mult.: 1 : 2.500	I/O Expanders			I2C, Serial, SMBus	SMD/SMT	TSSOP-20
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Low Power version of PCA9555, High-Impedance I/O in TSSOP24 package PCA9535CPW,118 NXP Semiconductors 1: 16,49 kr. 1.112In Stock 17.500On Order	Mfr. Part No. PCA9535CPW,118 Mouser Part No 771-PCA9535CPW118	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Low Power version of PCA9555, High-Impedance I/O in TSSOP24 package	Datasheet	1.112In Stock 17.500On Order On Order Ship Dates Mfr. No: PCA9535CPW,118 Stock: 1.112 Can Dispatch Immediately On Order: 10.000 Expected 29/10/2026 7.500 Expected 23/11/2026 Factory Lead Time: 30 Weeks	Cut Tape 16,49 kr. 12,23 kr. 11,19 kr. 10,00 kr. View Reel 8,36 kr. 9,40 kr. 9,10 kr. 8,80 kr. 8,36 kr. MouseReel Available	Min.: 1 Mult.: 1 : 2.500	I/O Expanders	I/O Expanders	General Purpose	I2C, Serial, SMBus	SMD/SMT	TSSOP-24
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Low Power version of PCA9555 in TSSOP24 package PCA9535PW,118 NXP Semiconductors 1: 18,35 kr. 9.041In Stock 17.500Expected 13/01/2027	Mfr. Part No. PCA9535PW,118 Mouser Part No 771-PCA9535PW-T	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Low Power version of PCA9555 in TSSOP24 package	Datasheet	9.041In Stock 17.500Expected 13/01/2027	Cut Tape 18,35 kr. 13,73 kr. 12,53 kr. 11,26 kr. View Reel 9,33 kr. 10,67 kr. 10,37 kr. 9,85 kr. 9,33 kr. MouseReel Available	Min.: 1 Mult.: 1 : 2.500	I/O Expanders	I/O Expanders	General Purpose	I2C, Serial, SMBus	SMD/SMT	TSSOP-24
Interface - I/O Expanders 4-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP10 package PCA9537DPZ NXP Semiconductors 1: 13,13 kr. 2.767In Stock	Mfr. Part No. PCA9537DPZ Mouser Part No 771-PCA9537DPZ	NXP Semiconductors	Interface - I/O Expanders 4-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP10 package	Datasheet	2.767In Stock	Cut Tape 13,13 kr. 9,77 kr. 8,88 kr. 7,91 kr. Reel 6,80 kr. View 7,45 kr. 7,18 kr. 7,06 kr. 6,54 kr. MouseReel Available	Min.: 1 Mult.: 1 : 2.500	I/O Expanders	I/O Expanders	General Purpose	I2C, Serial, SMBus	SMD/SMT	TSSOP-10
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset, Low Power version of PCA9555 in TSSOP24 package PCA9539RPW,118 NXP Semiconductors 1: 14,62 kr. 2.425In Stock	Mfr. Part No. PCA9539RPW,118 Mouser Part No 771-PCA9539RPW,118	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset, Low Power version of PCA9555 in TSSOP24 package	Datasheet	2.425In Stock	Cut Tape 14,62 kr. 10,74 kr. 9,85 kr. 8,80 kr. Reel 7,53 kr. View 8,28 kr. 8,06 kr. 7,76 kr. 7,31 kr. MouseReel Available	Min.: 1 Mult.: 1 : 2.500	I/O Expanders	I/O Expanders	General Purpose	I2C, Serial, SMBus	SMD/SMT	TSSOP-24
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt in HVQFN24 package PCA9555BS,118 NXP Semiconductors 1: 14,92 kr. 9.058In Stock 18.000Expected 26/01/2027	Mfr. Part No. PCA9555BS,118 Mouser Part No 771-PCA9555BS-T	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt in HVQFN24 package Learn More about NXP Semiconductors nxpinterface	Datasheet	9.058In Stock 18.000Expected 26/01/2027	Cut Tape 14,92 kr. 11,71 kr. 10,89 kr. 10,22 kr. View Reel 8,95 kr. 9,77 kr. 9,62 kr. 9,40 kr. 8,95 kr. 8,95 kr. MouseReel Available	Min.: 1 Mult.: 1 : 6.000	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	HVQFN-24
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt in SO24 package PCA9555D,118 NXP Semiconductors 1: 18,72 kr. 8.995In Stock 5.000Expected 12/02/2027	Mfr. Part No. PCA9555D,118 Mouser Part No 771-PCA9555D-T	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt in SO24 package Learn More about NXP Semiconductors nxpinterface	Datasheet	8.995In Stock 5.000Expected 12/02/2027	Cut Tape 18,72 kr. 13,95 kr. 12,83 kr. 11,56 kr. Reel 10,07 kr. View 10,89 kr. 10,74 kr. 9,85 kr. 9,33 kr. MouseReel Available	Min.: 1 Mult.: 1 : 1.000	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	SO-24
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: 9,77 kr. 2.510In Stock 15.000Expected 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	2.510In Stock 15.000Expected 22/11/2027	Cut Tape 9,77 kr. 7,53 kr. 6,48 kr. 5,75 kr. View Reel 4,81 kr. 5,40 kr. 5,13 kr. 4,81 kr. MouseReel Available	Min.: 1 Mult.: 1 : 5.000	I/O Expanders	I/O Expanders	General Purpose	I2C, Serial, SMBus	SMD/SMT	X2QFN-16
Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in VFBGA24 package PCAL6416AEVJ NXP Semiconductors 1: 10,52 kr. 7.214In Stock	Mfr. Part No. PCAL6416AEVJ Mouser Part No 771-PCAL6416AEVJ	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in VFBGA24 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	7.214In Stock	Cut Tape 10,52 kr. 7,76 kr. 7,06 kr. 6,23 kr. View Reel 5,13 kr. 5,86 kr. 5,63 kr. 5,59 kr. 5,39 kr. 5,13 kr. MouseReel Available	Min.: 1 Mult.: 1 : 6.000	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	VFBGA-24
Interface - Signal Buffers, Repeaters Ultra Low Power 10.3 Gbps 2Ch Repeater A A 926-DS64BR111SQ/NOPB DS64BR111SQE/NOPB Texas Instruments 1: 104,29 kr. 623In Stock 500Expected 19/11/2026	Mfr. Part No. DS64BR111SQE/NOPB Mouser Part No 926-DS64BR111SQENOPB	Texas Instruments	Interface - Signal Buffers, Repeaters Ultra Low Power 10.3 Gbps 2Ch Repeater A A 926-DS64BR111SQ/NOPB	Datasheet	623In Stock 500Expected 19/11/2026	Cut Tape 104,29 kr. 82,58 kr. 78,63 kr. 71,47 kr. Reel 68,33 kr. MouseReel Available	Min.: 1 Mult.: 1 : 250	Signal Buffers, Repeaters	Repeaters	I2C, SMBus		SMD/SMT	WQFN-24
Interface - I/O Expanders 16 bit In/Out MCP23016-I/SO Microchip Technology 1: 13,65 kr. 454In Stock	Mfr. Part No. MCP23016-I/SO Mouser Part No 579-MCP23016-I/SO	Microchip Technology	Interface - I/O Expanders 16 bit In/Out	Datasheet	454In Stock	13,65 kr. 11,41 kr.	Min.: 1 Mult.: 1	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial	SMD/SMT	SOIC-28
Interface - I/O Expanders 16 bit In/Out MCP23016-I/SP Microchip Technology 1: 14,40 kr. 491In Stock	Mfr. Part No. MCP23016-I/SP Mouser Part No 579-MCP23016-I/SP	Microchip Technology	Interface - I/O Expanders 16 bit In/Out	Datasheet	491In Stock	14,40 kr. 12,01 kr.	Min.: 1 Mult.: 1	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial	Through Hole	SPDIP-28
Interface - I/O Expanders Rem 8B I2C & Lo-Pwr I/O Expander A 595-P A 595-PCA9534DBR PCA9534DB Texas Instruments 1: 32,30 kr. 109In Stock	Mfr. Part No. PCA9534DB Mouser Part No 595-PCA9534DB	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & Lo-Pwr I/O Expander A 595-P A 595-PCA9534DBR	Datasheet	109In Stock	32,30 kr. 24,62 kr. 20,89 kr. 19,99 kr. View 19,84 kr. 19,77 kr. 19,10 kr. 18,87 kr.	Min.: 1 Mult.: 1	I/O Expanders			I2C, Serial, SMBus	SMD/SMT	SSOP-16
Interface - I/O Expanders Remote 4-Bit I2C and SMBus I/O Expander A 595-PCA9536D PCA9536DR Texas Instruments 1: 10,00 kr. 186In Stock 10.000Expected 22/02/2027	Mfr. Part No. PCA9536DR Mouser Part No 595-PCA9536DR	Texas Instruments	Interface - I/O Expanders Remote 4-Bit I2C and SMBus I/O Expander A 595-PCA9536D	Datasheet	186In Stock 10.000Expected 22/02/2027	Cut Tape 10,00 kr. 7,38 kr. 6,67 kr. 5,90 kr. Reel 5,09 kr. View 5,55 kr. 5,33 kr. 5,28 kr. 4,98 kr. MouseReel Available	Min.: 1 Mult.: 1 : 2.500	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	SOIC-8
Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DBR PCA9539DB Texas Instruments 1: 31,56 kr. 70In Stock	Mfr. Part No. PCA9539DB Mouser Part No 595-PCA9539DB	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DBR	Datasheet	70In Stock	31,56 kr. 24,10 kr. 22,23 kr. 19,99 kr. View 19,02 kr. 18,58 kr. 18,43 kr.	Min.: 1 Mult.: 1	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	SSOP-24
Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DWR PCA9539DW Texas Instruments 1: 30,74 kr. 270In Stock	Mfr. Part No. PCA9539DW Mouser Part No 595-PCA9539DW	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DWR	Datasheet	270In Stock	30,74 kr. 23,95 kr. 20,29 kr. 19,17 kr. View 18,13 kr. 17,53 kr. 17,23 kr.	Min.: 1 Mult.: 1	I/O Expanders			I2C, Serial, SMBus	SMD/SMT	SOIC-24