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400 kHz Semiconductors

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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.
Interface - I/O Expanders Remote 16B I2C & SMB us I/O Expander TCA9555PWR Texas Instruments 1: £1.48 18,067In Stock	Mfr. Part No. TCA9555PWR Mouser Part No 595-TCA9555PWR	Texas Instruments	Interface - I/O Expanders Remote 16B I2C & SMB us I/O Expander Learn More about Texas Instruments ti tca9555 io expander	Datasheet	18,067In Stock	Cut Tape £1.48 £1.07 £0.978 £0.871 Reel £0.738 View £0.818 £0.788 £0.78 £0.721 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
EEPROM 16K-Bit I2C Serial EEPROM CAT24C16WI-GT3 onsemi 1: £0.315 117,397In Stock	Mfr. Part No. CAT24C16WI-GT3 Mouser Part No 698-CAT24C16WI-GT3	onsemi	EEPROM 16K-Bit I2C Serial EEPROM Learn More about onsemi cat24cx i2c serial eeproms	Datasheet	117,397In Stock	Cut Tape £0.315 £0.298 £0.291 £0.278 View Reel £0.242 £0.272 £0.265 £0.258 £0.25 £0.242 MouseReel Available	Min.: 1 Mult.: 1 Max.: 3,000 : 3,000
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with 2-kbit EEPROM and Quasi feature in HVQFN16 package PCA9500BS,118 NXP Semiconductors 1: £2.95 8,000In Stock	Mfr. Part No. PCA9500BS,118 Mouser Part No 771-PCA9500BS-T	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with 2-kbit EEPROM and Quasi feature in HVQFN16 package	Datasheet	8,000In Stock	Cut Tape £2.95 £2.20 £2.01 £1.80 View Reel £1.51 £1.70 £1.67 £1.58 £1.54 £1.51 MouseReel Available	Min.: 1 Mult.: 1 : 6,000
Interface - I/O Expanders 40-bit I2C-bus I/O Expander with Interrupt, Output Enable and Reset in TSSOP56 package PCA9505DGGY NXP Semiconductors 1: £5.32 8,271In Stock	Mfr. Part No. PCA9505DGGY Mouser Part No 771-PCA9505DGGY	NXP Semiconductors	Interface - I/O Expanders 40-bit I2C-bus I/O Expander with Interrupt, Output Enable and Reset in TSSOP56 package	Datasheet	8,271In Stock	Cut Tape £5.32 £4.07 £3.76 £3.42 £3.40 Reel £2.88 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Interface - I/O Expanders 40-bit I2C-bus I/O Expander with Interrupt, Output Enable and Reset, Low Power version of PCA9505 in TSSOP56 package PCA9506DGG,518 NXP Semiconductors 1: £6.44 13,645In Stock 8,000Expected 22/03/2027	Mfr. Part No. PCA9506DGG,518 Mouser Part No 771-PCA9506DGG-T	NXP Semiconductors	Interface - I/O Expanders 40-bit I2C-bus I/O Expander with Interrupt, Output Enable and Reset, Low Power version of PCA9505 in TSSOP56 package	Datasheet	13,645In Stock 8,000Expected 22/03/2027	Cut Tape £6.44 £4.98 £4.61 £4.21 View Reel £3.72 £4.00 £3.88 £3.82 £3.72 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Interface - Signal Buffers, Repeaters Dual Supply Level translating I2C-bus/SMBus repeater PCA9509GM,125 NXP Semiconductors 1: £0.882 30,589In Stock	Mfr. Part No. PCA9509GM,125 Mouser Part No 771-PCA9509GM125	NXP Semiconductors	Interface - Signal Buffers, Repeaters Dual Supply Level translating I2C-bus/SMBus repeater Learn More about NXP Semiconductors nxp pca9509 repeater	Datasheet	30,589In Stock	Cut Tape £0.882 £0.646 £0.588 £0.516 View Reel £0.438 £0.487 £0.47 £0.457 £0.444 £0.438 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Interface - Signal Buffers, Repeaters I2C-bus repeater PCA9515AD,118 NXP Semiconductors 1: £1.41 29,740In Stock	Mfr. Part No. PCA9515AD,118 Mouser Part No 771-PCA9515AD-T	NXP Semiconductors	Interface - Signal Buffers, Repeaters I2C-bus repeater	Datasheet	29,740In Stock	Cut Tape £1.41 £1.13 £0.995 £0.908 View Reel £0.794 £0.856 £0.826 £0.818 £0.794 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Interface - Signal Buffers, Repeaters I2C-bus repeater PCA9515ADP,118 NXP Semiconductors 1: £1.55 20,880In Stock	Mfr. Part No. PCA9515ADP,118 Mouser Part No 771-PCA9515ADP-T	NXP Semiconductors	Interface - Signal Buffers, Repeaters I2C-bus repeater	Datasheet	20,880In Stock	Cut Tape £1.55 £1.15 £1.05 £0.943 View Reel £0.794 £0.882 £0.856 £0.818 £0.794 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Interface - Signal Buffers, Repeaters Dual Supply Level translating I2C-bus repeater PCA9517AD,118 NXP Semiconductors 1: £1.20 81,810In Stock	Mfr. Part No. PCA9517AD,118 Mouser Part No 771-PCA9517AD118	NXP Semiconductors	Interface - Signal Buffers, Repeaters Dual Supply Level translating I2C-bus repeater	Datasheet	81,810In Stock	Cut Tape £1.20 £0.89 £0.834 £0.73 Reel £0.632 View £0.689 £0.663 £0.658 £0.622 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Interface - Signal Buffers, Repeaters Dual Supply Level translating I2C-bus repeater PCA9517ADP,118 NXP Semiconductors 1: £1.09 70,071In Stock	Mfr. Part No. PCA9517ADP,118 Mouser Part No 771-PCA9517ADP118	NXP Semiconductors	Interface - Signal Buffers, Repeaters Dual Supply Level translating I2C-bus repeater	Datasheet	70,071In Stock	Cut Tape £1.09 £0.788 £0.717 £0.634 Reel £0.529 View £0.594 £0.57 £0.545 £0.517 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Interface - Signal Buffers, Repeaters Dual Supply Level translating I2C-bus repeater PCA9517DP,118 NXP Semiconductors 1: £1.05 37,248In Stock 35,000On Order	Mfr. Part No. PCA9517DP,118 Mouser Part No 771-PCA9517DP-T	NXP Semiconductors	Interface - Signal Buffers, Repeaters Dual Supply Level translating I2C-bus repeater	Datasheet	37,248In Stock 35,000On Order On Order Ship Dates Mfr. No: PCA9517DP,118 Stock: 37,248 Can Dispatch Immediately On Order: 25,000 Expected 15/02/2027 5,000 Expected 05/07/2027 5,000 Expected 12/07/2027 Factory Lead Time: 27 Weeks	Cut Tape £1.05 £0.818 £0.72 £0.643 Reel £0.55 View £0.605 £0.582 £0.575 £0.549 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt, Low Power version of PCA9554 in TSSOP16 package PCA9534PW,118 NXP Semiconductors 1: £1.53 49,617In Stock	Mfr. Part No. PCA9534PW,118 Mouser Part No 771-PCA9534PW-T	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt, Low Power version of PCA9554 in TSSOP16 package	Datasheet	49,617In Stock	Cut Tape £1.53 £1.17 £1.05 £0.943 Reel £0.818 View £0.89 £0.856 £0.849 £0.812 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Low Power version of PCA9555 in HVQFN24 package PCA9535BS,118 NXP Semiconductors 1: £2.15 37,313In Stock 24,000Expected 12/11/2026	Mfr. Part No. PCA9535BS,118 Mouser Part No 771-PCA9535BS-T	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Low Power version of PCA9555 in HVQFN24 package	Datasheet	37,313In Stock 24,000Expected 12/11/2026	Cut Tape £2.15 £1.61 £1.47 £1.32 View Reel £1.10 £1.25 £1.21 £1.15 £1.12 £1.10 MouseReel Available	Min.: 1 Mult.: 1 : 6,000
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: £2.15 9,941In 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	9,941In Stock 17,500Expected 13/01/2027	Cut Tape £2.15 £1.61 £1.47 £1.32 View Reel £1.09 £1.25 £1.21 £1.15 £1.09 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Interface - I/O Expanders 4-bit I2C-bus/SMBus I/O Expander in TSSOP8 package PCA9536DP,118 NXP Semiconductors 1: £1.53 51,511In Stock	Mfr. Part No. PCA9536DP,118 Mouser Part No 771-PCA9536DP-T	NXP Semiconductors	Interface - I/O Expanders 4-bit I2C-bus/SMBus I/O Expander in TSSOP8 package	Datasheet	51,511In Stock	Cut Tape £1.53 £1.13 £1.03 £0.917 Reel £0.78 View £0.863 £0.834 £0.818 £0.759 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Interface - I/O Expanders 4-bit I2C-bus/SMBus I/O Expander in HVSON8 package PCA9536TK,118 NXP Semiconductors 1: £1.52 24,976In Stock 18,000Expected 23/11/2026	Mfr. Part No. PCA9536TK,118 Mouser Part No 771-PCA9536TK118	NXP Semiconductors	Interface - I/O Expanders 4-bit I2C-bus/SMBus I/O Expander in HVSON8 package	Datasheet	24,976In Stock 18,000Expected 23/11/2026	Cut Tape £1.52 £1.13 £1.03 £0.934 View Reel £0.803 £0.882 £0.856 £0.849 £0.803 MouseReel Available	Min.: 1 Mult.: 1 : 6,000
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP16 package PCA9538PW,118 NXP Semiconductors 1: £2.02 15,037In Stock	Mfr. Part No. PCA9538PW,118 Mouser Part No 771-PCA9538PW-T	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP16 package	Datasheet	15,037In Stock	Cut Tape £2.02 £1.50 £1.37 £1.22 Reel £1.05 View £1.15 £1.12 £1.07 £1.02 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP24 package PCA9539PW/Q900,118 NXP Semiconductors 1: £2.23 44,690In Stock	Mfr. Part No. PCA9539PW/Q900,118 Mouser Part No 771-PCA9539PW/Q90011	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP24 package	Datasheet	44,690In Stock	Cut Tape £2.23 £1.66 £1.53 £1.37 £1.29 Reel £1.09 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554 in TSSOP16 package PCA9554APW,118 NXP Semiconductors 1: £1.58 14,488In Stock	Mfr. Part No. PCA9554APW,118 Mouser Part No 771-PCA9554APW-T	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554 in TSSOP16 package	Datasheet	14,488In Stock	Cut Tape £1.58 £1.17 £1.07 £0.952 View Reel £0.812 £0.899 £0.871 £0.856 £0.812 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554A in TSSOP16 package PCA9554PW,118 NXP Semiconductors 1: £1.58 33,852In Stock	Mfr. Part No. PCA9554PW,118 Mouser Part No 771-PCA9554PW-T	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Different Address with PCA9554A in TSSOP16 package	Datasheet	33,852In Stock	Cut Tape £1.58 £1.17 £1.07 £0.952 View Reel £0.812 £0.899 £0.871 £0.856 £0.812 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and 4 Address pins in TSSOP28 package PCA9575PW2,118 NXP Semiconductors 1: £2.29 12,929In Stock	Mfr. Part No. PCA9575PW2,118 Mouser Part No 771-PCA9575PW2,118	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and 4 Address pins in TSSOP28 package	Datasheet	12,929In Stock	Cut Tape £2.29 £1.71 £1.57 £1.42 View Reel £1.22 £1.32 £1.30 £1.27 £1.22 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in HVQFN16 package PCAL6408ABSHP NXP Semiconductors 1: £1.13 52,852In Stock	Mfr. Part No. PCAL6408ABSHP Mouser Part No 771-PCAL6408ABSHP	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in HVQFN16 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	52,852In Stock	Cut Tape £1.13 £0.818 £0.742 £0.652 View Reel £0.55 £0.63 £0.606 £0.60 £0.579 £0.55 MouseReel Available	Min.: 1 Mult.: 1 : 6,000
Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in XQFN16 package PCAL6408AHKX NXP Semiconductors 1: £0.995 38,708In Stock 56,000Expected 04/01/2027	Mfr. Part No. PCAL6408AHKX Mouser Part No 771-PCAL6408AHKX	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in XQFN16 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	38,708In Stock 56,000Expected 04/01/2027	Cut Tape £0.995 £0.718 £0.65 £0.576 View Reel £0.477 £0.54 £0.519 £0.503 £0.496 £0.477 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in TSSOP16 package PCAL6408APWJ NXP Semiconductors 1: £1.09 36,224In Stock	Mfr. Part No. PCAL6408APWJ Mouser Part No 771-PCAL6408APWJ	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt, Reset and Agile I/O in TSSOP16 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	36,224In Stock	Cut Tape £1.09 £0.796 £0.759 £0.671 Reel £0.567 View £0.63 £0.606 £0.60 £0.555 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
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 84,896In 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	84,896In 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

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