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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 (GBP) 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-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in HWQFN24 package PCAL6416AHF,128 NXP Semiconductors 1: £1.20 82,303In Stock	Mfr. Part No. PCAL6416AHF,128 Mouser Part No 771-PCAL6416AHF,128	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in HWQFN24 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	82,303In Stock	Cut Tape £1.20 £0.882 £0.803 £0.71 View Reel £0.58 £0.667 £0.641 £0.634 £0.599 £0.58 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	HWQFN-24
Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in TSSOP24 package PCAL6416APW,118 NXP Semiconductors 1: £1.25 24,238In Stock	Mfr. Part No. PCAL6416APW,118 Mouser Part No 771-PCAL6416APW118	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in TSSOP24 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	24,238In Stock	Cut Tape £1.25 £0.952 £0.826 £0.733 Reel £0.612 View £0.689 £0.663 £0.655 £0.609 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	TSSOP-24
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt, Reset and Agile I/O in TSSOP16 package PCAL9538APWJ NXP Semiconductors 1: £1.58 17,485In Stock	Mfr. Part No. PCAL9538APWJ Mouser Part No 771-PCAL9538APWJ	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt, Reset and Agile I/O in TSSOP16 package	Datasheet	17,485In Stock	Cut Tape £1.58 £1.17 £1.11 £0.995 View Reel £0.856 £0.943 £0.908 £0.882 £0.856 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	I/O Expanders			I2C, Serial	SMD/SMT	TSSOP-16
Interface - Signal Buffers, Repeaters Interface I2C Hot Swappable PI6ULS5V9511AZWEX Diodes Incorporated 1: £0.952 3,580In Stock	Mfr. Part No. PI6ULS5V9511AZWEX Mouser Part No 729-PI6ULS5V9511AZWE	Diodes Incorporated	Interface - Signal Buffers, Repeaters Interface I2C Hot Swappable Learn More about Diodes Incorporated diodes pi6uls5v9511a buffers	Datasheet	3,580In Stock	Cut Tape £0.952 £0.687 £0.603 £0.549 Reel £0.493 View £0.531 £0.519 £0.508 £0.443 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	Signal Buffers, Repeaters	Buffers	Hot Swappable	I2C	SMD/SMT	UDFN-8
Interface - Signal Buffers, Repeaters 2-Wire Bus Bufs w/ Hi N Margin LTC4313IMS8-3#PBF Analog Devices 1: £7.45 12,004In Stock 4,150On Order	Mfr. Part No. LTC4313IMS8-3#PBF Mouser Part No 584-LTC4313IMS8-3PBF	Analog Devices	Interface - Signal Buffers, Repeaters 2-Wire Bus Bufs w/ Hi N Margin	Datasheet	12,004In Stock 4,150On Order	£7.45 £5.99 £5.10 £4.92 View £4.68 £4.57 £4.54	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 MAX7300AAX+ Analog Devices / Maxim Integrated 1: £16.17 524In Stock	Mfr. Part No. MAX7300AAX+ Mouser Part No 700-MAX7300AAX	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced, 2.5V to 5.5V, 20-Port	Datasheet	524In Stock	£16.17 £12.84 £12.29 £11.34 View £10.82 £10.62	Min.: 1 Mult.: 1	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial	SMD/SMT	SSOP-36
Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand MAX7311AWG+ Analog Devices / Maxim Integrated 1: £9.67 306In Stock	Mfr. Part No. MAX7311AWG+ Mouser Part No 700-MAX7311AWG	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand	Datasheet	306In Stock	£9.67 £7.58 £7.05 £6.47 View £6.41 £5.81 £5.68 Quote	Min.: 1 Mult.: 1	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	SOIC-24
Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand MAX7312AAG+ Analog Devices / Maxim Integrated 1: £7.00 861In Stock	Mfr. Part No. MAX7312AAG+ Mouser Part No 700-MAX7312AAG	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand	Datasheet	861In Stock	£7.00 £5.43 £5.04 £4.59 View £4.38 £4.26 £4.16 £3.82	Min.: 1 Mult.: 1	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial	SMD/SMT	SSOP-24
Interface - I/O Expanders 18-Port GPIO with LED Intensity Control, MAX7314ATG+T Analog Devices / Maxim Integrated 1: £4.57 1,042In Stock	Mfr. Part No. MAX7314ATG+T Mouser Part No 700-MAX7314ATGT	Analog Devices / Maxim Integrated	Interface - I/O Expanders 18-Port GPIO with LED Intensity Control,	Datasheet	1,042In Stock	Cut Tape £4.57 £4.47 £4.45 £4.45 MouseReel Available	Min.: 1 Mult.: 1	I/O Expanders			I2C, Serial	SMD/SMT	TQFN-EP-24
Interface - Signal Buffers, Repeaters PCIe 5.0 32-Gbps 4-c hannel linear red DS320PR410RNQT Texas Instruments 1: £10.81 65In Stock	Mfr. Part No. DS320PR410RNQT Mouser Part No 595-DS320PR410RNQT	Texas Instruments	Interface - Signal Buffers, Repeaters PCIe 5.0 32-Gbps 4-c hannel linear red Learn More about Texas Instruments ti ds320pr410 linear redrivers	Datasheet	65In Stock	£10.81 £8.53 £7.96 £7.33 View £7.02 £6.71 £6.63 Quote	Min.: 1 Mult.: 1	Signal Buffers, Repeaters	Redrivers / Repeaters	4-Channel Linear Redriver	PCIe	SMD/SMT	WQFN-40
Interface - Signal Buffers, Repeaters PCIe 3.0 8-Gbps 4-C hannel Linear Redriv SN75LVPE3410RNQT Texas Instruments 1: £7.03 250In Stock	Mfr. Part No. SN75LVPE3410RNQT Mouser Part No 595-SN75LVPE3410RNQT	Texas Instruments	Interface - Signal Buffers, Repeaters PCIe 3.0 8-Gbps 4-C hannel Linear Redriv Learn More about Texas Instruments ti sn75lvpe3410 linear redriver	Datasheet	250In Stock	Cut Tape £7.03 £5.45 £5.05 £4.62 Reel £4.38 £4.26 MouseReel Available	Min.: 1 Mult.: 1 : 250	Signal Buffers, Repeaters	Redrivers		I2C	SMD/SMT	WQFN-40
Interface - I/O Expanders NCA9539PW-Q100/SOT355/TSSOP24 NCA9539PW-Q100J Nexperia 1: £1.39 1,439In Stock	Mfr. Part No. NCA9539PW-Q100J Mouser Part No 771-NCA9539PW-Q100J	Nexperia	Interface - I/O Expanders NCA9539PW-Q100/SOT355/TSSOP24 Learn More about Nexperia nca9535 nca9539 nca9555 gipo expanders	Datasheet	1,439In Stock	Cut Tape £1.39 £1.02 £0.934 £0.826 Reel £0.698 View £0.78 £0.748 £0.746 £0.684 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 - I/O Expanders PCA9539PW/SOT355/TSSOP24 PCA9539PWJ Nexperia 1: £1.44 1,022In Stock	Mfr. Part No. PCA9539PWJ Mouser Part No 771-PCA9539PWJ	Nexperia	Interface - I/O Expanders PCA9539PW/SOT355/TSSOP24	Datasheet	1,022In Stock	Cut Tape £1.44 £1.06 £0.969 £0.863 Reel £0.743 View £0.811 £0.78 £0.711 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	I/O Expanders	I/O Expanders	General Purpose	I2C, Serial	SMD/SMT	TSSOP-24
Interface - I/O Expanders 8-Bit I2C-Controlled GPIO Expander FXL6408UMX onsemi 1: £0.458 36,295In Stock 105,000On Order	Mfr. Part No. FXL6408UMX Mouser Part No 512-FXL6408UMX	onsemi	Interface - I/O Expanders 8-Bit I2C-Controlled GPIO Expander	Datasheet	36,295In Stock 105,000On Order On Order Ship Dates Mfr. No: FXL6408UMX Stock: 36,295 Can Dispatch Immediately On Order: 45,000 Expected 02/02/2027 60,000 Expected 16/03/2027 Factory Lead Time: 35 Weeks	Cut Tape £0.458 £0.36 £0.285 £0.249 View Reel £0.205 £0.229 £0.219 £0.212 £0.205 £0.205 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial	SMD/SMT	UQFN-16
Interface - Signal Buffers, Repeaters Lo Pwr Multi-Rate Tw o-CH Retimer A 595- A 595-DS110DF111SQNPB DS110DF111SQE/NOPB Texas Instruments 1: £16.82 432In Stock	Mfr. Part No. DS110DF111SQE/NOPB Mouser Part No 595-DS110DF111SQENPB	Texas Instruments	Interface - Signal Buffers, Repeaters Lo Pwr Multi-Rate Tw o-CH Retimer A 595- A 595-DS110DF111SQNPB	Datasheet	432In Stock	Cut Tape £16.82 £13.47 £12.63 £11.79 Reel £11.62 MouseReel Available	Min.: 1 Mult.: 1 : 250	Signal Buffers, Repeaters	Retimers		SMBus	SMD/SMT	WQFN-24
PCI Interface IC PCIe® 4.0 16-Gb ps 4-channel linear A 595-DS160PR412RUAR DS160PR412RUAT Texas Instruments 1: £7.47 645In Stock	Mfr. Part No. DS160PR412RUAT Mouser Part No 595-DS160PR412RUAT	Texas Instruments	PCI Interface IC PCIe® 4.0 16-Gb ps 4-channel linear A 595-DS160PR412RUAR Learn More about Texas Instruments ti ds160pr412 linear redrivers	Datasheet	645In Stock	Cut Tape £7.47 £5.81 £5.39 £4.94 Reel £4.69 MouseReel Available	Min.: 1 Mult.: 1 : 250	PCI Interface IC	Redrivers	Switch - PCIe	PCIe	SMD/SMT	WQFN-42
PCI Interface IC PCIe® 4.0 1 6-Gbps 4-chann DS160PR421RUAR DS160PR421RUAT Texas Instruments 1: £7.48 590In Stock	Mfr. Part No. DS160PR421RUAT Mouser Part No 595-DS160PR421RUAT	Texas Instruments	PCI Interface IC PCIe® 4.0 1 6-Gbps 4-chann DS160PR421RUAR Learn More about Texas Instruments ti ds160pr421 linear redrivers	Datasheet	590In Stock	Cut Tape £7.48 £5.82 £5.40 £4.98 Reel £4.80 MouseReel Available	Min.: 1 Mult.: 1 : 250	PCI Interface IC		Switch - PCIe		SMD/SMT	WQFN-42
Interface - Signal Buffers, Repeaters 1-Lane PCI Express R epeater A 595-DS80P A 595-DS80PCI102SQNPB DS80PCI102SQE/NOPB Texas Instruments 1: £8.70 190In Stock	Mfr. Part No. DS80PCI102SQE/NOPB Mouser Part No 595-DS80PCI102SQENPB	Texas Instruments	Interface - Signal Buffers, Repeaters 1-Lane PCI Express R epeater A 595-DS80P A 595-DS80PCI102SQNPB	Datasheet	190In Stock	Cut Tape £8.70 £6.89 £6.37 £6.11 Reel £5.93 MouseReel Available	Min.: 1 Mult.: 1 : 250	Signal Buffers, Repeaters	Repeaters		I2C SMBus	SMD/SMT	WQFN-24
Interface - Signal Buffers, Repeaters 1-Lane PCI Express R epeater A 595-DS80P A 595-DS80PCI102SQENPB DS80PCI102SQ/NOPB Texas Instruments 1: £7.71 702In Stock 1,000Expected 24/12/2026	Mfr. Part No. DS80PCI102SQ/NOPB Mouser Part No 595-DS80PCI102SQNPB	Texas Instruments	Interface - Signal Buffers, Repeaters 1-Lane PCI Express R epeater A 595-DS80P A 595-DS80PCI102SQENPB	Datasheet	702In Stock 1,000Expected 24/12/2026	Cut Tape £7.71 £6.02 £5.60 £5.12 View Reel £4.94 £4.96 £4.94 £4.94 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Signal Buffers, Repeaters	Repeaters		I2C SMBus	SMD/SMT	WQFN-24
Interface - I/O Expanders I2C-Compatible Keypd Cntlr GPIO PWM A 59 A 595-LM8330TMX/NOPB LM8330TME/NOPB Texas Instruments 1: £2.50 1,600In Stock	Mfr. Part No. LM8330TME/NOPB Mouser Part No 595-LM8330TME/NOPB	Texas Instruments	Interface - I/O Expanders I2C-Compatible Keypd Cntlr GPIO PWM A 59 A 595-LM8330TMX/NOPB	Datasheet	1,600In Stock	Cut Tape £2.50 £1.86 £1.70 £1.56 Reel £1.32 View £1.24 £1.21 MouseReel Available	Min.: 1 Mult.: 1 : 250	I/O Expanders			I2C, Serial	SMD/SMT	DSBGA-25
Interface - Signal Buffers, Repeaters I2C Bus Extender ALT 595-P82B715DR ALT 5 ALT 595-P82B715DR P82B715DRG4 Texas Instruments 1: £1.55 1,555In Stock 2,500Expected 04/03/2027	Mfr. Part No. P82B715DRG4 Mouser Part No 595-P82B715DRG4	Texas Instruments	Interface - Signal Buffers, Repeaters I2C Bus Extender ALT 595-P82B715DR ALT 5 ALT 595-P82B715DR	Datasheet	1,555In Stock 2,500Expected 04/03/2027	Cut Tape £1.55 £1.43 £1.32 Reel £0.917 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Signal Buffers, Repeaters	Bus Extenders	I2C Bus	I2C	SMD/SMT	SOIC-8
Interface - Signal Buffers, Repeaters I2C Bus Extender P82B715P Texas Instruments 1: £2.92 867In Stock	Mfr. Part No. P82B715P Mouser Part No 595-P82B715P	Texas Instruments	Interface - Signal Buffers, Repeaters I2C Bus Extender	Datasheet	867In Stock	£2.92 £2.21 £1.91 £1.81 View £1.73 £1.68 £1.63 £1.58 £1.55	Min.: 1 Mult.: 1	Signal Buffers, Repeaters	Bus Extenders	I2C Bus	I2C	Through Hole	PDIP-8
Interface - Signal Buffers, Repeaters Dual Bidirec I2C Bus and SMBus Repeater PCA9515BDGKR Texas Instruments 1: £1.43 2,541In Stock	Mfr. Part No. PCA9515BDGKR Mouser Part No 595-PCA9515BDGKR	Texas Instruments	Interface - Signal Buffers, Repeaters Dual Bidirec I2C Bus and SMBus Repeater Learn More about Texas Instruments ti pca95xx	Datasheet	2,541In Stock	Cut Tape £1.43 £1.06 £0.96 £0.863 Reel £0.723 View £0.811 £0.78 £0.773 £0.71 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Signal Buffers, Repeaters	Repeaters	I2C, SMBus	I2C, SMBus	SMD/SMT	VSSOP-8
Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534APW PCA9534APWR Texas Instruments 1: £1.62 3,705In Stock	Mfr. Part No. PCA9534APWR Mouser Part No 595-PCA9534APWR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534APW	Datasheet	3,705In Stock	Cut Tape £1.62 £1.20 £1.09 £0.978 View Reel £0.863 £0.917 £0.882 £0.863 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 Remote 8B I2C & Lo- Pwr I/O Expander PCA9534ARGVR Texas Instruments 1: £3.20 2,942In Stock	Mfr. Part No. PCA9534ARGVR Mouser Part No 595-PCA9534ARGVR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander	Datasheet	2,942In Stock	Cut Tape £3.20 £2.42 £2.23 £2.01 View Reel £1.85 £1.98 £1.95 £1.85 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	VQFN-16