.hide-partial { max-height: none; } .show-more { display: none; }

400 kHz Interface ICs

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Interface ICs

List Images

Results: 389

Applied Filters:

Maximum Clock Frequency = 400 kHz

Manufacturer

Product Type

Product

Type

Interface Type

Mounting Style

Package/Case

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) 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 & SMBus L o-Pwr I/O Expander A 595-PCA9539DWR PCA9539DW Texas Instruments 1: $4.79 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	$4.79 $3.73 $3.16 $2.99 View $2.83 $2.82 $2.73 $2.69	Min.: 1 Mult.: 1	I/O Expanders			I2C, Serial, SMBus	SMD/SMT	SOIC-24
Interface - I/O Expanders Rem 8B I2C & SMBus I /O Expander PCA9554ADGVR Texas Instruments 1: $3.35 69In Stock	Mfr. Part No. PCA9554ADGVR Mouser Part No 595-PCA9554ADGVR	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & SMBus I /O Expander Learn More about Texas Instruments ti pca95xx	Datasheet	69In Stock	Cut Tape $3.35 $2.50 $2.28 $2.05 View Reel $1.62 $1.94 $1.92 $1.62 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	TVSOP-16
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DW PCA9555DWR Texas Instruments 1: $4.00 193In 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	193In Stock 4,000Expected 03/04/2028	Cut Tape $4.00 $3.03 $2.78 $2.51 Reel $2.11 View $2.39 $2.37 $2.03 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: $7.06 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 $7.06 $5.41 $5.00 $4.55 View Reel $4.25 $4.34 $4.26 $4.25 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: $3.13 307In 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	307In Stock 4,000Expected 24/12/2026	Cut Tape $3.13 $2.35 $2.15 $1.94 Reel $1.66 View $1.83 $1.80 $1.75 $1.63 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: $1.96 1,248In 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	1,248In Stock 2,500Expected 19/11/2026	Cut Tape $1.96 $1.45 $1.32 $1.18 Reel $0.995 View $1.11 $1.07 $0.974 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: $7.09 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	$7.09 $5.44 $4.61 $4.56 View $4.34 $4.21 $4.16 $4.11	Min.: 1 Mult.: 1	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: $7.09 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	$7.09 $5.70 $4.85 $4.75 View $4.53 $4.17 $4.14 $4.11	Min.: 1 Mult.: 1	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: $7.44 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	$7.44 $5.74 $4.87 $4.83 View $4.48 $3.98	Min.: 1 Mult.: 1	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: $4.19 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	$4.19 $4.10 $4.01 $3.93 View $3.87 $3.81 $3.75 $3.70	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: $8.79 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	$8.79 $6.81 $5.78 $5.76 View $5.50 $5.29 $5.20 Quote	Min.: 1 Mult.: 1	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: $8.78 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	$8.78 $6.80 $6.30 $5.76 View $5.50 $5.34 $5.20 Quote	Min.: 1 Mult.: 1	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: $9.92 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	$9.92 $7.72 $7.17 $6.57 View $6.22 $5.98 $5.89 Quote	Min.: 1 Mult.: 1	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: $9.92 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	$9.92 $7.73 $6.56 $6.22 View $6.09 $5.95 Quote	Min.: 1 Mult.: 1	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: $18.60 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 $18.60 $14.78 $13.83 $12.79 View $12.22 $12.09 $12.08 $11.45 MouseReel Available	Min.: 1 Mult.: 1	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: $8.44 2,200In 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	2,200In Stock	Cut Tape $8.44 $6.50 $6.02 $5.49 $5.24 $4.51 MouseReel Available	Min.: 1 Mult.: 1	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: $8.03 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 $8.03 $6.20 $5.74 $5.25 View $4.97 $4.89 $4.53 Quote MouseReel Available	Min.: 1 Mult.: 1	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: $11.40 399In 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	399In Stock	$11.40 $8.90 $8.28 $7.58 View $7.20 $7.06 $6.89 Quote	Min.: 1 Mult.: 1	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: $11.54 1,124In 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	1,124In Stock	$11.54 $9.65 $8.48 $8.15 View $7.83 $7.66 $7.44 Quote	Min.: 1 Mult.: 1	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: $9.66 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	$9.66 $7.52 $6.85 $6.32 View $6.06 $5.69 $5.58 Quote	Min.: 1 Mult.: 1	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: $5.22 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 $5.22 $5.10 $4.99 $4.89 $4.67 View $4.82 $4.74 $4.60 MouseReel Available	Min.: 1 Mult.: 1	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: $9.60 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	$9.60 $7.46 $6.34 $6.01 View $5.89 $5.56 Quote	Min.: 1 Mult.: 1	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: $6.32 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	$6.32 $4.83 $4.46 $4.04 View $3.82 $3.70 $3.63 $3.54 Quote	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: $6.32 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 $6.32 $4.83 $4.46 $4.05 View $3.87 $3.80 $3.75 $3.57 Quote MouseReel Available	Min.: 1 Mult.: 1	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: $9.19 1,479In 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	1,479In Stock	Cut Tape $9.19 $7.12 $6.60 $6.04 $5.81 $5.00 MouseReel Available	Min.: 1 Mult.: 1	I/O Expanders			I2C, Serial	SMD/SMT	TSSOP-24