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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 (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 I C Port Expander with Eight Inputs and MAX7319ATE+ Analog Devices / Maxim Integrated 1: $6.32 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	$6.32 $4.84 $4.46 $3.97 View $3.84 $3.70 $3.54 Quote	Min.: 1 Mult.: 1	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial	SMD/SMT	TQFN-EP-16
Interface - I/O Expanders IC Port Expander with Eight Inputs and M MAX7319ATE+T Analog Devices / Maxim Integrated 1: $6.49 443In Stock	Mfr. Part No. MAX7319ATE+T Mouser Part No 700-MAX7319ATET	Analog Devices / Maxim Integrated	Interface - I/O Expanders IC Port Expander with Eight Inputs and M	Datasheet	443In Stock	Cut Tape $6.49 $4.98 $4.60 $4.18 View $3.99 $3.87 $3.82 $3.70 MouseReel Available	Min.: 1 Mult.: 1	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial	SMD/SMT	TQFN-EP-16
Interface - I/O Expanders I C Port Expander with Eight Push-Pull O MAX7320AEE+ Analog Devices / Maxim Integrated 1: $4.68 382In Stock	Mfr. Part No. MAX7320AEE+ Mouser Part No 700-MAX7320AEE	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with Eight Push-Pull O	Datasheet	382In Stock	$4.68 $3.53 $3.24 $2.75 View $2.64 $2.49 $2.42	Min.: 1 Mult.: 1	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial	SMD/SMT	QSOP-16
Interface - I/O Expanders I C Port Expander with Eight Push-Pull O MAX7320ATE+ Analog Devices / Maxim Integrated 1: $6.49 115In Stock	Mfr. Part No. MAX7320ATE+ Mouser Part No 700-MAX7320ATE	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with Eight Push-Pull O	Datasheet	115In Stock	$6.49 $4.98 $4.60 $3.90 View $3.86 $3.81 $3.76	Min.: 1 Mult.: 1	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial	SMD/SMT	TQFN-16
Interface - I/O Expanders I C Port Expander with Eight Push-Pull O MAX7320ATE+T Analog Devices / Maxim Integrated 1: $6.49 1,748In Stock	Mfr. Part No. MAX7320ATE+T Mouser Part No 700-MAX7320ATET	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with Eight Push-Pull O	Datasheet	1,748In Stock	Cut Tape $6.49 $4.98 $4.60 $4.18 $4.10 $3.51 MouseReel Available	Min.: 1 Mult.: 1	I/O Expanders			I2C, Serial	SMD/SMT	TQFN-16
Interface - I/O Expanders I C Port Expander with 4 Push-Pull Outpu MAX7322AEE+ Analog Devices / Maxim Integrated 1: $7.97 63In Stock	Mfr. Part No. MAX7322AEE+ Mouser Part No 700-MAX7322AEE	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 4 Push-Pull Outpu	Datasheet	63In Stock	$7.97 $6.15 $5.69 $4.83 View $4.67 $4.64 $4.49 $4.29 Quote	Min.: 1 Mult.: 1	I/O Expanders			I2C, Serial	SMD/SMT	QSOP-16
Interface - I/O Expanders I C Port Expander with 4 Push-Pull Outputs and 4 Open-Drain I/Os MAX7323ATE+ Analog Devices / Maxim Integrated 1: $6.45 466In Stock	Mfr. Part No. MAX7323ATE+ Mouser Part No 700-MAX7323ATE	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 4 Push-Pull Outputs and 4 Open-Drain I/Os	Datasheet	466In Stock	$6.45 $4.94 $4.57 $3.87 View $3.83 $3.78 $3.60 Quote	Min.: 1 Mult.: 1	I/O Expanders			I2C, Serial	SMD/SMT	TQFN-EP-16
Interface - I/O Expanders I C Port Expander with 8 Push-Pull and 8 MAX7325AEG+ Analog Devices / Maxim Integrated 1: $7.07 109In Stock	Mfr. Part No. MAX7325AEG+ Mouser Part No 700-MAX7325AEG	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 8 Push-Pull and 8	Datasheet	109In Stock	$7.07 $5.42 $4.60 $4.54 View $4.21 $4.09 $4.01 $3.93 Quote	Min.: 1 Mult.: 1	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial	SMD/SMT	QSOP-24
Interface - I/O Expanders I C Port Expander with 8 Push-Pull and 8 MAX7325ATG+ Analog Devices / Maxim Integrated 1: $4.36 275In Stock	Mfr. Part No. MAX7325ATG+ Mouser Part No 700-MAX7325ATG	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 8 Push-Pull and 8	Datasheet	275In Stock	$4.36 $3.31 $2.80 $2.68 View $2.58 $2.51 $2.38 $2.33 $2.32	Min.: 1 Mult.: 1	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial	SMD/SMT	TQFN-EP-24
Interface - I/O Expanders I C Port Expander with 12 Push-Pull Outp MAX7326AEG+ Analog Devices / Maxim Integrated 1: $3.87 49In Stock	Mfr. Part No. MAX7326AEG+ Mouser Part No 700-MAX7326AEG	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 12 Push-Pull Outp	Datasheet	49In Stock	$3.87 $3.79 $3.70 $3.63 View $3.57 $3.52 $3.47 $3.42	Min.: 1 Mult.: 1	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial	SMD/SMT	QSOP-24
Interface - Signal Buffers, Repeaters PCIe 3.0 8-Gbps 4-C hannel Linear Redriv SN75LVPE3410RNQT Texas Instruments 1: $9.36 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 $9.36 $7.25 $6.72 $6.15 Reel $5.84 View $5.54 $5.41 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	Signal Buffers, Repeaters	Redrivers		I2C	SMD/SMT	WQFN-40
Interface - Signal Buffers, Repeaters Dual Bidirct I2C Bus & SMBus Repeater A A 595-PCA9515BDGKR PCA9515ADGKR Texas Instruments 1: $3.65 591In Stock 2,500Expected 19/11/2026 NRND	Mfr. Part No. PCA9515ADGKR Mouser Part No 595-PCA9515ADGKR NRND	Texas Instruments	Interface - Signal Buffers, Repeaters Dual Bidirct I2C Bus & SMBus Repeater A A 595-PCA9515BDGKR Learn More about Texas Instruments ti pca95xx	Datasheet	591In Stock 2,500Expected 19/11/2026	Cut Tape $3.65 $2.82 $2.61 $2.38 View Reel $2.07 $2.27 $2.25 $2.10 $2.07 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Signal Buffers, Repeaters	Repeaters	I2C, SMBus	I2C, SMBus	SMD/SMT	VSSOP-8
PCI Interface IC PCIe® 4.0 1 6-Gbps 4-chann DS160PR421RUAT DS160PR421RUAR Texas Instruments 1: $7.67 262In Stock	Mfr. Part No. DS160PR421RUAR Mouser Part No 595-DS160PR421RUAR	Texas Instruments	PCI Interface IC PCIe® 4.0 1 6-Gbps 4-chann DS160PR421RUAT Learn More about Texas Instruments ti ds160pr421 linear redrivers	Datasheet	262In Stock	Cut Tape $7.67 $5.91 $5.47 $4.99 View Reel $4.50 $4.62 $4.51 $4.50 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	PCI Interface IC	Redrivers	Switch - PCIe	PCIe	SMD/SMT	WQFN-42
Interface - I/O Expanders Expandable 5-Ch I2C Hub A 595-PCA9518DWT A 595-PCA9518DWT PCA9518DW Texas Instruments 1: $5.13 129In Stock	Mfr. Part No. PCA9518DW Mouser Part No 595-PCA9518DW	Texas Instruments	Interface - I/O Expanders Expandable 5-Ch I2C Hub A 595-PCA9518DWT A 595-PCA9518DWT	Datasheet	129In Stock	$5.13 $3.91 $3.59 $3.26 View $3.11 $2.99 $2.97 $2.96	Min.: 1 Mult.: 1	I/O Expanders			I2C, Serial	SMD/SMT	SOIC-20
Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander PCA9534DGVR Texas Instruments 1: $4.53 203In Stock	Mfr. Part No. PCA9534DGVR Mouser Part No 595-PCA9534DGVR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander	Datasheet	203In Stock	Cut Tape $4.53 $3.41 $3.13 $2.83 View Reel $2.44 $2.68 $2.66 $2.50 $2.44 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 8B I2C & Lo- Pwr I/O Expander PCA9534RGVR Texas Instruments 1: $1.99 131In Stock 30,000On Order	Mfr. Part No. PCA9534RGVR Mouser Part No 595-PCA9534RGVR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander	Datasheet	131In Stock 30,000On Order On Order Ship Dates Mfr. No: PCA9534RGVR Stock: 131 Can Dispatch Immediately On Order: 7,500 Expected 25/01/2027 15,000 Expected 08/03/2027 7,500 Expected 02/04/2027 Factory Lead Time: 20 Weeks	Cut Tape $1.99 $1.59 $1.45 $1.29 Reel $1.09 View $1.22 $1.18 $1.13 $1.06 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	VQFN-16
Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander PCA9535DGVR Texas Instruments 1: $4.36 328In Stock 2,000Expected 01/02/2027	Mfr. Part No. PCA9535DGVR Mouser Part No 595-PCA9535DGVR	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander	Datasheet	328In Stock 2,000Expected 01/02/2027	Cut Tape $4.36 $3.29 $3.02 $2.73 View Reel $2.40 $2.59 $2.57 $2.41 $2.40 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	I/O Expanders			I2C, Serial, SMBus	SMD/SMT	TVSOP-24
Interface - I/O Expanders Remote 8B I2C and Lo -Pwr I/O Expander PCA9554ARGTR Texas Instruments 1: $1.67 172In Stock 9,000Expected 15/02/2027	Mfr. Part No. PCA9554ARGTR Mouser Part No 595-PCA9554ARGTR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C and Lo -Pwr I/O Expander Learn More about Texas Instruments ti pca95xx	Datasheet	172In Stock 9,000Expected 15/02/2027	Cut Tape $1.67 $1.23 $1.12 $0.991 Reel $0.831 View $0.932 $0.897 $0.891 $0.813 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	VQFN-16
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DB PCA9555DBR Texas Instruments 1: $2.17 84In Stock 8,000On Order	Mfr. Part No. PCA9555DBR Mouser Part No 595-PCA9555DBR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DB	Datasheet	84In Stock 8,000On Order On Order Ship Dates Mfr. No: PCA9555DBR Stock: 84 Can Dispatch Immediately On Order: 4,000 Expected 21/01/2027 4,000 Expected 15/03/2027 Factory Lead Time: 20 Weeks	Cut Tape $2.17 $1.60 $1.46 $1.34 $1.32 Reel $1.32 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	I/O Expanders	I/O Expanders	I/O Expander	I2C, Serial, SMBus	SMD/SMT	SSOP-24
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander R R 595-TCA9555PWR PCA9555PWR Texas Instruments 1: $2.23 116In Stock 16,000On Order	Mfr. Part No. PCA9555PWR Mouser Part No 595-PCA9555PWR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander R R 595-TCA9555PWR	Datasheet	116In Stock 16,000On Order On Order Ship Dates Mfr. No: PCA9555PWR Stock: 116 Can Dispatch Immediately On Order: 6,000 Expected 08/01/2027 10,000 Expected 04/03/2027 Factory Lead Time: 20 Weeks	Cut Tape $2.23 $1.65 $1.51 $1.38 Reel $1.23 View $1.34 $1.32 $1.21 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 - Signal Buffers, Repeaters 6-Gbps DP++ 1.1 to H DMI 2.0 retimer -40 A 595-SN65DP159RSBR SN65DP159RSBT Texas Instruments 1: $9.94 123In Stock 500Expected 19/11/2026	Mfr. Part No. SN65DP159RSBT Mouser Part No 595-SN65DP159RSBT	Texas Instruments	Interface - Signal Buffers, Repeaters 6-Gbps DP++ 1.1 to H DMI 2.0 retimer -40 A 595-SN65DP159RSBR	Datasheet	123In Stock 500Expected 19/11/2026	Cut Tape $9.94 $7.75 $7.20 $6.60 Reel $6.31 MouseReel Available	Min.: 1 Mult.: 1 : 250	Signal Buffers, Repeaters	Retimers	DisplayPort to HDMI Retimer	2-Wire, I2C	SMD/SMT	WQFN-40
Interface - Signal Buffers, Repeaters Hot Swappable 2-Wire Bus Buffers TCA4311ADGKR Texas Instruments 1: $3.45 77In Stock 5,000On Order	Mfr. Part No. TCA4311ADGKR Mouser Part No 595-TCA4311ADGKR	Texas Instruments	Interface - Signal Buffers, Repeaters Hot Swappable 2-Wire Bus Buffers	Datasheet	77In Stock 5,000On Order On Order Ship Dates Mfr. No: TCA4311ADGKR Stock: 77 Can Dispatch Immediately On Order: 2,500 Expected 31/12/2026 2,500 Expected 29/04/2027 Factory Lead Time: 20 Weeks	Cut Tape $3.45 $2.60 $2.38 $2.15 Reel $1.74 View $2.03 $2.01 $1.91 $1.70 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Signal Buffers, Repeaters	Buffers		2-Wire Bus	SMD/SMT	VSSOP-8
Interface - I/O Expanders Automotive 8-bit tra nslating I2C/SMBus TCA6408AQPWRQ1 Texas Instruments 1: $2.44 109In Stock 6,000Expected 06/11/2026	Mfr. Part No. TCA6408AQPWRQ1 Mouser Part No 595-TCA6408AQPWRQ1	Texas Instruments	Interface - I/O Expanders Automotive 8-bit tra nslating I2C/SMBus	Datasheet	109In Stock 6,000Expected 06/11/2026	Cut Tape $2.44 $1.81 $1.66 $1.48 Reel $1.31 View $1.40 $1.36 $1.32 $1.28 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	I/O Expanders	I/O Expanders	I2C, SMBus	I2C, Serial, SMBus	SMD/SMT	TSSOP-16
Interface - I/O Expanders Lo-Vltg 16B I2C & SM Bus I/O Exp TCA6416APWR Texas Instruments 1: $2.05 7In Stock 12,000On Order	Mfr. Part No. TCA6416APWR Mouser Part No 595-TCA6416APWR	Texas Instruments	Interface - I/O Expanders Lo-Vltg 16B I2C & SM Bus I/O Exp	Datasheet	7In Stock 12,000On Order On Order Ship Dates Mfr. No: TCA6416APWR Stock: 7 Can Dispatch Immediately On Order: 6,000 Expected 05/03/2027 6,000 Expected 18/03/2027 Factory Lead Time: 20 Weeks	Cut Tape $2.05 $1.51 $1.38 $1.23 Reel $1.07 View $1.16 $1.12 $1.10 $1.04 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	I/O Expanders			I2C, Serial, SMBus	SMD/SMT	TSSOP-24
Interface - I/O Expanders Lo-Vltg 16B I2C and SMBus I/O Expander TCA6416ARTWR Texas Instruments 1: $2.37 119In Stock 27,000Expected 17/12/2026	Mfr. Part No. TCA6416ARTWR Mouser Part No 595-TCA6416ARTWR	Texas Instruments	Interface - I/O Expanders Lo-Vltg 16B I2C and SMBus I/O Expander	Datasheet	119In Stock 27,000Expected 17/12/2026	Cut Tape $2.37 $1.76 $1.61 $1.44 Reel $1.10 View $1.26 $1.22 $1.08 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	I/O Expanders			I2C, Serial, SMBus	SMD/SMT	WQFN-24