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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 (EUR) 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 Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DW PCA9555DWR Texas Instruments 1: 3,47 € 321In Stock 4 000Expected 03/04/2028	Mfr. Part No. PCA9555DWR Mouser Part No 595-PCA9555DWR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DW	Datasheet	321In Stock 4 000Expected 03/04/2028	Cut Tape 3,47 € 2,61 € 2,40 € 2,17 € 2,09 € Reel 1,77 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	SOIC-24
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CPW PCF8575CPWR Texas Instruments 1: 6,07 € 94In Stock	Mfr. Part No. PCF8575CPWR Mouser Part No 595-PCF8575CPWR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CPW	Datasheet	94In Stock	Cut Tape 6,07 € 4,65 € 4,30 € 3,91 € View Reel 3,66 € 3,73 € 3,66 € 3,66 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	TSSOP-24
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575DW PCF8575DWR Texas Instruments 1: 2,69 € 308In Stock 4 000Expected 24/12/2026	Mfr. Part No. PCF8575DWR Mouser Part No 595-PCF8575DWR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575DW	Datasheet	308In Stock 4 000Expected 24/12/2026	Cut Tape 2,69 € 2,02 € 1,85 € 1,67 € Reel 1,43 € View 1,57 € 1,55 € 1,51 € 1,40 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	SOIC-24
Interface - I/O Expanders Remote 8-bit I2C SMB us I/O Expander TCA9554DBQR Texas Instruments 1: 1,69 € 1 348In Stock 2 500Expected 19/11/2026	Mfr. Part No. TCA9554DBQR Mouser Part No 595-TCA9554DBQR	Texas Instruments	Interface - I/O Expanders Remote 8-bit I2C SMB us I/O Expander Learn More about Texas Instruments ti tca9554 tca9554a expander	Datasheet	1 348In Stock 2 500Expected 19/11/2026	Cut Tape 1,69 € 1,25 € 1,14 € 1,01 € Reel 0,856 € View 0,955 € 0,92 € 0,838 € MouseReel Available	Min.: 1 Mult.: 1 : 2 500	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	SSOP-16
Interface - Signal Buffers, Repeaters Hot Swappable 2-Wire Bus Bufs LTC4300A-1CMS8#PBF Analog Devices 1: 6,10 € 506In Stock	Mfr. Part No. LTC4300A-1CMS8#PBF Mouser Part No 584-C4300A-1CMS8PBF	Analog Devices	Interface - Signal Buffers, Repeaters Hot Swappable 2-Wire Bus Bufs	Datasheet	506In Stock	6,10 € 4,68 € 3,96 € 3,92 € 3,73 €	Min.: 1 Mult.: 1 Max.: 404	Signal Buffers, Repeaters	Buffers	Hot Swappable	2-Wire, I2C, SMBus	SMD/SMT	MSOP-8
Interface - Signal Buffers, Repeaters Hot Swappable 2-Wire Bus Bufs LTC4300A-2CMS8#PBF Analog Devices 1: 6,10 € 488In Stock	Mfr. Part No. LTC4300A-2CMS8#PBF Mouser Part No 584-C4300A-2CMS8PBF	Analog Devices	Interface - Signal Buffers, Repeaters Hot Swappable 2-Wire Bus Bufs	Datasheet	488In Stock	6,10 € 4,90 € 4,17 € 4,09 € 3,90 €	Min.: 1 Mult.: 1 Max.: 390	Signal Buffers, Repeaters	Buffers	Hot Swappable	2-Wire, I2C, SMBus	SMD/SMT	MSOP-8
Interface - Signal Buffers, Repeaters Hot Swappable 2-Wire Bus Bufs LTC4300-1IMS8#PBF Analog Devices 1: 6,40 € 307In Stock	Mfr. Part No. LTC4300-1IMS8#PBF Mouser Part No 584-LTC4300-1IMS8PBF	Analog Devices	Interface - Signal Buffers, Repeaters Hot Swappable 2-Wire Bus Bufs	Datasheet	307In Stock	6,40 € 4,94 € 4,19 € 4,15 €	Min.: 1 Mult.: 1 Max.: 245	Signal Buffers, Repeaters	Buffers	Hot Swappable	2-Wire, I2C, SMBus	SMD/SMT	MSOP-8
Interface - Signal Buffers, Repeaters Level Shifting Hot Swappable 2-Wire Bus LTC4300A-3CDD#PBF Analog Devices 1: 3,60 € 79In Stock	Mfr. Part No. LTC4300A-3CDD#PBF Mouser Part No 584-LTC4300A-3CDDPBF	Analog Devices	Interface - Signal Buffers, Repeaters Level Shifting Hot Swappable 2-Wire Bus	Datasheet	79In Stock	3,60 € 3,53 € 3,51 €	Min.: 1 Mult.: 1	Signal Buffers, Repeaters	Buffers	Hot Swappable	2-Wire, I2C, SMBus	SMD/SMT	DFN-8
Interface - Signal Buffers, Repeaters 2-Wire Bus Bufs w/ Hi N Margin LTC4313CMS8-2#PBF Analog Devices 1: 7,56 € 383In Stock 1 350On Order	Mfr. Part No. LTC4313CMS8-2#PBF Mouser Part No 584-LTC4313CMS8-2PBF	Analog Devices	Interface - Signal Buffers, Repeaters 2-Wire Bus Bufs w/ Hi N Margin	Datasheet	383In Stock 1 350On Order	7,56 € 5,86 € 4,97 € 4,95 € 4,73 €	Min.: 1 Mult.: 1 Max.: 306	Signal Buffers, Repeaters	Buffers	Hot Swappable	2-Wire, I2C, SMBus	SMD/SMT	MSOP-8
Interface - Signal Buffers, Repeaters 2-Wire Bus Bufs w/ Hi N Margin LTC4313CMS8-3#PBF Analog Devices 1: 7,55 € 135In Stock	Mfr. Part No. LTC4313CMS8-3#PBF Mouser Part No 584-LTC4313CMS8-3PBF	Analog Devices	Interface - Signal Buffers, Repeaters 2-Wire Bus Bufs w/ Hi N Margin	Datasheet	135In Stock	7,55 € 5,85 € 5,42 € 4,95 €	Min.: 1 Mult.: 1 Max.: 108	Signal Buffers, Repeaters	Buffers	2-Wire Bus	2-Wire, I2C, SMBus	SMD/SMT	MSOP-8
Interface - Signal Buffers, Repeaters 2-Wire Bus Bufs w/ Hi N Margin LTC4313IDD-3#PBF Analog Devices 1: 8,53 € 467In Stock 605On Order	Mfr. Part No. LTC4313IDD-3#PBF Mouser Part No 584-LTC4313IDD-3#PBF	Analog Devices	Interface - Signal Buffers, Repeaters 2-Wire Bus Bufs w/ Hi N Margin	Datasheet	467In Stock 605On Order	8,53 € 6,64 € 6,17 € 5,65 € 5,35 €	Min.: 1 Mult.: 1 Max.: 373	Signal Buffers, Repeaters	Buffers	2-Wire Bus	2-Wire, I2C, SMBus	SMD/SMT	DFN-8
Interface - Signal Buffers, Repeaters 2-Wire Bus Bufs w/ Hi N Margin LTC4313IMS8-1#PBF Analog Devices 1: 8,53 € 417In Stock	Mfr. Part No. LTC4313IMS8-1#PBF Mouser Part No 584-LTC4313IMS8-1PBF	Analog Devices	Interface - Signal Buffers, Repeaters 2-Wire Bus Bufs w/ Hi N Margin	Datasheet	417In Stock	8,53 € 6,65 € 5,64 € 5,35 €	Min.: 1 Mult.: 1 Max.: 333	Signal Buffers, Repeaters	Buffers	Hot Swappable	2-Wire, I2C, SMBus	SMD/SMT	MSOP-8
Interface - Signal Buffers, Repeaters 2-Wire Bus Bufs w/ Hi N Margin LTC4313IMS8-2#PBF Analog Devices 1: 8,51 € 1 298In Stock 868On Order	Mfr. Part No. LTC4313IMS8-2#PBF Mouser Part No 584-LTC4313IMS8-2PBF	Analog Devices	Interface - Signal Buffers, Repeaters 2-Wire Bus Bufs w/ Hi N Margin	Datasheet	1 298In Stock 868On Order	8,51 € 6,60 € 6,04 € 5,58 € View 5,18 € 5,03 € 5,02 €	Min.: 1 Mult.: 1 Max.: 1 082	Signal Buffers, Repeaters	Buffers	Hot Swappable	2-Wire, I2C, SMBus	SMD/SMT	MSOP-8
Interface - I/O Expanders 2-Wire-Interfaced, 2.5V to 5.5V, 20-Port MAX7300ATL+T Analog Devices / Maxim Integrated 1: 16,00 € 1 131In Stock	Mfr. Part No. MAX7300ATL+T Mouser Part No 700-MAX7300ATL+T	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced, 2.5V to 5.5V, 20-Port	Datasheet	1 131In Stock	Cut Tape 16,00 € 12,71 € 11,89 € 11,00 € View 10,51 € 10,40 € 10,40 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 904	I/O Expanders			I2C, Serial	SMD/SMT	TQFN-40
Interface - I/O Expanders 2-Wire-Interfaced 8-Bit I/O Port Expande MAX7310ATE+T Analog Devices / Maxim Integrated 1: 7,26 € 2 270In Stock	Mfr. Part No. MAX7310ATE+T Mouser Part No 700-MAX7310ATET	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 8-Bit I/O Port Expande	Datasheet	2 270In Stock	Cut Tape 7,26 € 5,59 € 5,18 € 4,72 € 4,51 € 4,51 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 1 816	I/O Expanders			I2C, Serial, SMBus	SMD/SMT	TQFN-16
Interface - I/O Expanders 2-Wire-Interfaced 8-Bit I/O Port Expande MAX7310AUE+T Analog Devices / Maxim Integrated 1: 6,91 € 784In Stock	Mfr. Part No. MAX7310AUE+T Mouser Part No 700-MAX7310AUET	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 8-Bit I/O Port Expande	Datasheet	784In Stock	Cut Tape 6,91 € 5,33 € 4,94 € 4,52 € 4,27 € 4,27 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 635	I/O Expanders			I2C, Serial, SMBus	SMD/SMT	TSSOP-16
Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand MAX7311ATG+ Analog Devices / Maxim Integrated 1: 9,80 € 412In Stock	Mfr. Part No. MAX7311ATG+ Mouser Part No 700-MAX7311ATG	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand	Datasheet	412In Stock	9,80 € 7,65 € 7,12 € 6,52 € 6,19 €	Min.: 1 Mult.: 1 Max.: 329	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	TQFN-24
Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand MAX7311AUG+ Analog Devices / Maxim Integrated 1: 9,92 € 1 274In Stock	Mfr. Part No. MAX7311AUG+ Mouser Part No 700-MAX7311AUG	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand	Datasheet	1 274In Stock	9,92 € 8,30 € 7,29 € 7,01 € View 6,73 € 6,59 €	Min.: 1 Mult.: 1 Max.: 1 019	I/O Expanders			I2C, Serial, SMBus	SMD/SMT	TSSOP-24
Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand MAX7312AUG+ Analog Devices / Maxim Integrated 1: 8,31 € 403In Stock	Mfr. Part No. MAX7312AUG+ Mouser Part No 700-MAX7312AUG	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand	Datasheet	403In Stock	8,31 € 6,47 € 5,89 € 5,44 € 5,21 €	Min.: 1 Mult.: 1 Max.: 322	I/O Expanders			I2C, Serial	SMD/SMT	TSSOP-24
Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand MAX7312AWG+T Analog Devices / Maxim Integrated 1: 4,49 € 106In Stock	Mfr. Part No. MAX7312AWG+T Mouser Part No 700-MAX7312AWGT	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand	Datasheet	106In Stock	Cut Tape 4,49 € 4,39 € 4,37 € 4,37 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 84	I/O Expanders			I2C, Serial	SMD/SMT	SOIC-Wide-24
Interface - I/O Expanders 16-Port I/O Expander with LED Intensity MAX7313AEG+ Analog Devices / Maxim Integrated 1: 8,26 € 397In Stock	Mfr. Part No. MAX7313AEG+ Mouser Part No 700-MAX7313AEG	Analog Devices / Maxim Integrated	Interface - I/O Expanders 16-Port I/O Expander with LED Intensity	Datasheet	397In Stock	8,26 € 6,42 € 5,45 € 5,17 €	Min.: 1 Mult.: 1 Max.: 317	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	QSOP-24
Interface - I/O Expanders 8-Port I/O Expander with LED Intensity C MAX7315AEE+ Analog Devices / Maxim Integrated 1: 5,44 € 69In Stock	Mfr. Part No. MAX7315AEE+ Mouser Part No 700-MAX7315AEE	Analog Devices / Maxim Integrated	Interface - I/O Expanders 8-Port I/O Expander with LED Intensity C	Datasheet	69In Stock	5,44 € 4,15 € 3,84 € 3,47 € View 3,29 € 3,18 € 3,12 € 3,04 €	Min.: 1 Mult.: 1	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	QSOP-16
Interface - I/O Expanders 8-Port I/O Expander with LED Intensity C MAX7315ATE+T Analog Devices / Maxim Integrated 1: 5,44 € 753In Stock	Mfr. Part No. MAX7315ATE+T Mouser Part No 700-MAX7315ATET	Analog Devices / Maxim Integrated	Interface - I/O Expanders 8-Port I/O Expander with LED Intensity C	Datasheet	753In Stock	Cut Tape 5,44 € 4,15 € 3,84 € 3,48 € View 3,33 € 3,27 € 3,27 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 602	I/O Expanders			I2C, Serial, SMBus	SMD/SMT	TQFN-16
Interface - I/O Expanders 2-Wire-Interfaced, 16-Bit, I/O Port Expa MAX7318AUG+T Analog Devices / Maxim Integrated 1: 7,90 € 1 729In Stock	Mfr. Part No. MAX7318AUG+T Mouser Part No 700-MAX7318AUGT	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced, 16-Bit, I/O Port Expa Learn More about Analog Devices / Maxim Integrated maxim programmable logic controllers	Datasheet	1 729In Stock	Cut Tape 7,90 € 6,12 € 5,68 € 5,19 € 5,00 € 5,00 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 1 383	I/O Expanders			I2C, Serial	SMD/SMT	TSSOP-24
Interface - I/O Expanders I C Port Expander with Eight Inputs and MAX7319ATE+ Analog Devices / Maxim Integrated 1: 5,44 € 1 239In Stock	Mfr. Part No. MAX7319ATE+ Mouser Part No 700-MAX7319ATE	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with Eight Inputs and	Datasheet	1 239In Stock	5,44 € 4,16 € 3,84 € 3,41 € View 3,30 € 3,18 €	Min.: 1 Mult.: 1 Max.: 991	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial	SMD/SMT	TQFN-EP-16