I2C, Serial – Mouser Canada

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CAD) Filter the results in the table by unit price based on your quantity.	Qty.
Interface - I/O Expanders 16bit Input/Output Exp I2C interface MCP23017T-E/SO Microchip Technology 1: $2.33 21,997In Stock	Mfr. Part # MCP23017T-E/SO Mouser Part # 579-MCP23017T-E/SO	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp I2C interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	21,997In Stock	Cut Tape $2.33 $1.94 Reel $1.79 MouseReel Available	Min.: 1 Mult.: 1 : 1,600
Interface - I/O Expanders 16bit Input/Output Exp I2C interface MCP23017T-E/SS Microchip Technology 1: $2.43 38,631In Stock	Mfr. Part # MCP23017T-E/SS Mouser Part # 579-MCP23017T-E/SS	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp I2C interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	38,631In Stock	Cut Tape $2.43 $2.02 Reel $1.84 MouseReel Available	Min.: 1 Mult.: 1 : 2,100
Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus PCF8574ADGVR Texas Instruments 1: $5.44 7,758In Stock	Mfr. Part # PCF8574ADGVR Mouser Part # 595-PCF8574ADGVR	Texas Instruments	Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus	Datasheet	7,758In Stock	Cut Tape $5.44 $4.87 $4.81 $4.56 Reel $3.30 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Interface - I/O Expanders 8bit I/O Expndr PCF8574N Texas Instruments 1: $4.29 13,462In Stock	Mfr. Part # PCF8574N Mouser Part # 595-PCF8574N	Texas Instruments	Interface - I/O Expanders 8bit I/O Expndr	Datasheet	13,462In Stock	$4.29 $3.21 $2.88 $2.58 View $2.49 $2.40 $2.32 $2.25 $2.20	Min.: 1 Mult.: 1
Digital Signal Processors & Controllers - DSP, DSC Delfino Micrcntrlr TMS320F28335PTPQ Texas Instruments 1: $86.08 509In Stock 480Expected 2026-11-23	Mfr. Part # TMS320F28335PTPQ Mouser Part # 595-TMS320F28335PTPQ	Texas Instruments	Digital Signal Processors & Controllers - DSP, DSC Delfino Micrcntrlr Learn More about Texas Instruments ti tms320f2833 dscs	Datasheet	509In Stock 480Expected 2026-11-23	$86.08 $77.54 $64.45 $63.42 View Quote	Min.: 1 Mult.: 1
Interface - I/O Expanders 40-bit I2C-bus I/O Expander with Interrupt, Output Enable and Reset in TSSOP56 package PCA9505DGGY NXP Semiconductors 1: $10.20 8,237In Stock	Mfr. Part # PCA9505DGGY Mouser Part # 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	8,237In Stock	Cut Tape $10.20 $7.80 $7.21 $6.57 $6.51 Reel $5.52 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: $13.00 12,192In Stock 8,000Expected 2027-03-22	Mfr. Part # PCA9506DGG,518 Mouser Part # 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	12,192In Stock 8,000Expected 2027-03-22	Cut Tape $13.00 $10.11 $9.39 $8.58 View Reel $7.55 $8.31 $8.18 $8.06 $7.55 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Interface - I/O Expanders 4-bit I2C-bus GPO Expander in XQFN8 package PCA9570GMH NXP Semiconductors 1: $1.38 35,579In Stock	Mfr. Part # PCA9570GMH Mouser Part # 771-PCA9570GMH	NXP Semiconductors	Interface - I/O Expanders 4-bit I2C-bus GPO Expander in XQFN8 package Learn More about NXP Semiconductors nxp pca9570 gpo expander	Datasheet	35,579In Stock	Cut Tape $1.38 $1.02 $0.926 $0.827 View Reel $0.691 $0.779 $0.75 $0.732 $0.71 $0.691 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Interface - I/O Expanders 40-bit I2C-bus Advanced I/O Expander with Interrupt, Reset and Output Enable in TSSOP56 package PCA9698DGG,518 NXP Semiconductors 1: $13.77 5,195In Stock 12,000Expected 2026-12-29	Mfr. Part # PCA9698DGG,518 Mouser Part # 771-PCA9698DGG-T	NXP Semiconductors	Interface - I/O Expanders 40-bit I2C-bus Advanced I/O Expander with Interrupt, Reset and Output Enable in TSSOP56 package	Datasheet	5,195In Stock 12,000Expected 2026-12-29	Cut Tape $13.77 $10.73 $9.96 $9.12 View Reel $8.01 $8.78 $8.70 $8.58 $8.01 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt and Agile I/O in HWQFN24 package PCAL9535AHF,128 NXP Semiconductors 1: $3.37 14,923In Stock 18,000Expected 2027-08-30	Mfr. Part # PCAL9535AHF,128 Mouser Part # 771-PCAL9535AHF,128	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt and Agile I/O in HWQFN24 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	14,923In Stock 18,000Expected 2027-08-30	Cut Tape $3.37 $2.69 $2.46 $2.20 View Reel $1.84 $2.07 $2.02 $1.97 $1.96 $1.84 MouseReel Available	Min.: 1 Mult.: 1 : 6,000
Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt and Agile I/O in TSSOP24 package PCAL9535APW,118 NXP Semiconductors 1: $3.54 14,654In Stock	Mfr. Part # PCAL9535APW,118 Mouser Part # 771-PCAL9535APW,118	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus I/O Expander with Interrupt and Agile I/O in TSSOP24 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	14,654In Stock	Cut Tape $3.54 $2.62 $2.52 $2.26 Reel $1.93 View $2.13 $2.06 $1.97 $1.89 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
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: $3.04 16,660In Stock	Mfr. Part # PCAL9538APWJ Mouser Part # 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	16,660In Stock	Cut Tape $3.04 $2.25 $2.13 $1.92 View Reel $1.64 $1.80 $1.74 $1.70 $1.64 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Agile I/O in HWQFN24 package PCAL9555AHF,128 NXP Semiconductors 1: $2.94 42,440In Stock	Mfr. Part # PCAL9555AHF,128 Mouser Part # 771-PCAL9555AHF,128	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Agile I/O in HWQFN24 package Learn More about NXP Semiconductors nxp gpioexpanders	Datasheet	42,440In Stock	Cut Tape $2.94 $2.17 $1.99 $1.77 View Reel $1.48 $1.67 $1.61 $1.48 MouseReel Available	Min.: 1 Mult.: 1 : 6,000
Interface - I/O Expanders 16 CHAN LOW VOLT I2C GPIO +PWM SX1509BIULTRT Semtech 1: $5.07 6,538In Stock 39,000Expected 2027-04-23	Mfr. Part # SX1509BIULTRT Mouser Part # 947-SX1509BIULTRT	Semtech	Interface - I/O Expanders 16 CHAN LOW VOLT I2C GPIO +PWM Learn More about Semtech sx1508b sx1509b gpio	Datasheet	6,538In Stock 39,000Expected 2027-04-23	Cut Tape $5.07 $3.82 $3.50 $3.15 View Reel $2.76 $3.00 $2.97 $2.88 $2.76 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Interface - I/O Expanders 16 CHAN LOW VOLT GPIO + PWM SX1509QBIULTRT Semtech 1: $5.07 7,600In Stock	Mfr. Part # SX1509QBIULTRT Mouser Part # 947-SX1509QBIULTRT	Semtech	Interface - I/O Expanders 16 CHAN LOW VOLT GPIO + PWM Learn More about Semtech sx1508b sx1509b gpio	Datasheet	7,600In Stock	Cut Tape $5.07 $3.82 $3.50 $3.15 View Reel $2.76 $3.00 $2.97 $2.88 $2.76 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Interface - I/O Expanders 8bit Input/Output Exp I2C interface MCP23008-E/ML Microchip Technology 1: $2.15 7,045In Stock 4,095Expected 2026-12-24	Mfr. Part # MCP23008-E/ML Mouser Part # 579-MCP23008-E/ML	Microchip Technology	Interface - I/O Expanders 8bit Input/Output Exp I2C interface	Datasheet	7,045In Stock 4,095Expected 2026-12-24	$2.15 $1.80 $1.63	Min.: 1 Mult.: 1
Interface - I/O Expanders In/Out I2C int MCP23008-E/P Microchip Technology 1: $2.22 2,902In Stock	Mfr. Part # MCP23008-E/P Mouser Part # 579-MCP23008-E/P	Microchip Technology	Interface - I/O Expanders In/Out I2C int	Datasheet	2,902In Stock	$2.22 $1.84 $1.83	Min.: 1 Mult.: 1
Interface - I/O Expanders In/Out I2C int MCP23008-E/SO Microchip Technology 1: $1.97 5,667In Stock	Mfr. Part # MCP23008-E/SO Mouser Part # 579-MCP23008-E/SO	Microchip Technology	Interface - I/O Expanders In/Out I2C int	Datasheet	5,667In Stock	$1.97 $1.64 $1.51	Min.: 1 Mult.: 1
Interface - I/O Expanders 8bit Input/Output Exp I2C interface MCP23008T-E/ML Microchip Technology 1: $2.15 10,129In Stock	Mfr. Part # MCP23008T-E/ML Mouser Part # 579-MCP23008T-E/ML	Microchip Technology	Interface - I/O Expanders 8bit Input/Output Exp I2C interface	Datasheet	10,129In Stock	Cut Tape $2.15 $1.80 Reel $1.63 MouseReel Available	Min.: 1 Mult.: 1 : 3,300
Interface - I/O Expanders In/Out I2C int MCP23008T-E/SS Microchip Technology 1: $2.15 10,944In Stock	Mfr. Part # MCP23008T-E/SS Mouser Part # 579-MCP23008T-E/SS	Microchip Technology	Interface - I/O Expanders In/Out I2C int	Datasheet	10,944In Stock	Cut Tape $2.15 $1.80 Reel $1.63 MouseReel Available	Min.: 1 Mult.: 1 : 1,600
Interface - I/O Expanders 8B I/O Expander I2C interface MCP23009-E/MG Microchip Technology 1: $2.35 11,448In Stock	Mfr. Part # MCP23009-E/MG Mouser Part # 579-MCP23009-E/MG	Microchip Technology	Interface - I/O Expanders 8B I/O Expander I2C interface	Datasheet	11,448In Stock	$2.35 $1.96 $1.80	Min.: 1 Mult.: 1
Interface - I/O Expanders 8-bit I/O Expander I2C interface MCP23009T-E/SS Microchip Technology 1: $2.35 1,871In Stock	Mfr. Part # MCP23009T-E/SS Mouser Part # 579-MCP23009T-E/SS	Microchip Technology	Interface - I/O Expanders 8-bit I/O Expander I2C interface	Datasheet	1,871In Stock	Cut Tape $2.35 $1.97 Reel $1.76 MouseReel Available	Min.: 1 Mult.: 1 : 1,600
Interface - I/O Expanders 16 bit In/Out MCP23016-I/SS Microchip Technology 1: $3.27 4,066In Stock	Mfr. Part # MCP23016-I/SS Mouser Part # 579-MCP23016-I/SS	Microchip Technology	Interface - I/O Expanders 16 bit In/Out	Datasheet	4,066In Stock	$3.27 $3.08 $2.72 $2.71 $2.64	Min.: 1 Mult.: 1
Interface - I/O Expanders 16B I/O Expander I2C interface MCP23018-E/MJ Microchip Technology 1: $2.94 2,839In Stock	Mfr. Part # MCP23018-E/MJ Mouser Part # 579-MCP23018-E/MJ	Microchip Technology	Interface - I/O Expanders 16B I/O Expander I2C interface	Datasheet	2,839In Stock	$2.94 $2.43 $2.22	Min.: 1 Mult.: 1
Interface - I/O Expanders 16-bit I/O Expander I2C interface MCP23018-E/SS Microchip Technology 1: $3.23 2,929In Stock	Mfr. Part # MCP23018-E/SS Mouser Part # 579-MCP23018-E/SS	Microchip Technology	Interface - I/O Expanders 16-bit I/O Expander I2C interface	Datasheet	2,929In Stock	$3.23 $2.68 $2.43	Min.: 1 Mult.: 1

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