I2C, Serial – Mouser Singapore

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.
Interface - I/O Expanders Interface IO Expander W-QFN5050-32 T&R 2.5K PI4IOE5V6524ZHEX Diodes Incorporated 1: $2.94 3,164In Stock 5,000Expected 14/4/2028	Mfr. Part No. PI4IOE5V6524ZHEX Mouser Part No 621-PI4IOE5V6524ZHEX	Diodes Incorporated	Interface - I/O Expanders Interface IO Expander W-QFN5050-32 T&R 2.5K Learn More about Diodes Incorporated diodes pi4ioe5v6416 io expander		3,164In Stock 5,000Expected 14/4/2028	Cut Tape $2.94 $2.18 $1.96 $1.77 $1.66 Reel $1.66 MouseReel Available	Min.: 1 Mult.: 1 Max.: 320 : 2,500
Interface - I/O Expanders 14-bit SPI Level Translating I/O Expander with Agile I/O in HVQFN24 package PCAL9714HNMP NXP Semiconductors 1: $2.03 9,577In Stock	Mfr. Part No. PCAL9714HNMP Mouser Part No 771-PCAL9714HNMP	NXP Semiconductors	Interface - I/O Expanders 14-bit SPI Level Translating I/O Expander with Agile I/O in HVQFN24 package Learn More about NXP Semiconductors nxp pcal9714 expanders	Datasheet	9,577In Stock	Cut Tape $2.03 $1.48 $1.34 $1.19 View Reel $0.974 $1.12 $1.07 $1.06 $1.03 $0.974	Min.: 1 Mult.: 1 : 6,000
Interface - I/O Expanders 14-bit SPI Level Translating I/O Expander with Agile I/O and AEC-Q100 Compliant in HVQFN24 package PCAL9714HN/Q900MP NXP Semiconductors 1: $2.24 6,998In Stock	Mfr. Part No. PCAL9714HN/Q900MP Mouser Part No 771-PCAL9714HNQ900MP	NXP Semiconductors	Interface - I/O Expanders 14-bit SPI Level Translating I/O Expander with Agile I/O and AEC-Q100 Compliant in HVQFN24 package Learn More about NXP Semiconductors nxp pcal9714 expanders	Datasheet	6,998In Stock	Cut Tape $2.24 $1.69 $1.54 $1.37 View Reel $1.17 $1.29 $1.25 $1.21 $1.17	Min.: 1 Mult.: 1 : 6,000
Interface - I/O Expanders 16bit Input/Output Exp I2C interface MCP23017-E/ML Microchip Technology 1: $2.58 42,945In Stock	Mfr. Part No. MCP23017-E/ML Mouser Part No 579-MCP23017-E/ML	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp I2C interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	42,945In Stock	$2.58 $2.16 $1.96	Min.: 1 Mult.: 1
Interface - I/O Expanders 16bit Input/Output Exp I2C interface MCP23017-E/SO Microchip Technology 1: $2.20 34,392In Stock	Mfr. Part No. MCP23017-E/SO Mouser Part No 579-MCP23017-E/SO	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp I2C interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	34,392In Stock	$2.20 $1.84 $1.69	Min.: 1 Mult.: 1
Interface - I/O Expanders 16bit Input/Output Exp I2C interface MCP23017-E/SP Microchip Technology 1: $2.30 11,245In Stock	Mfr. Part No. MCP23017-E/SP Mouser Part No 579-MCP23017-E/SP	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp I2C interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	11,245In Stock	$2.30 $1.90 $1.74	Min.: 1 Mult.: 1
Interface - I/O Expanders 16bit Input/Output Exp I2C interface MCP23017-E/SS Microchip Technology 1: $2.30 21,508In Stock	Mfr. Part No. MCP23017-E/SS Mouser Part No 579-MCP23017-E/SS	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp I2C interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	21,508In Stock	$2.30 $1.90 $1.74	Min.: 1 Mult.: 1
Interface - I/O Expanders 16bit Input/Output Exp I2C interface MCP23017T-E/ML Microchip Technology 1: $2.58 16,910In Stock	Mfr. Part No. MCP23017T-E/ML Mouser Part No 579-MCP23017T-E/ML	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp I2C interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	16,910In Stock	Cut Tape $2.58 $2.16 Reel $1.96 MouseReel Available	Min.: 1 Mult.: 1 : 1,600
Interface - I/O Expanders 16bit Input/Output Exp I2C interface MCP23017T-E/SO Microchip Technology 1: $2.20 22,003In Stock	Mfr. Part No. MCP23017T-E/SO Mouser Part No 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	22,003In Stock	Cut Tape $2.20 $1.84 Reel $1.69 MouseReel Available	Min.: 1 Mult.: 1 : 1,600
Interface - I/O Expanders 16bit Input/Output Exp I2C interface MCP23017T-E/SS Microchip Technology 1: $2.30 42,941In Stock	Mfr. Part No. MCP23017T-E/SS Mouser Part No 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	42,941In Stock	Cut Tape $2.30 $1.90 Reel $1.74 MouseReel Available	Min.: 1 Mult.: 1 : 2,100
Interface - I/O Expanders 8bit I/O Expndr PCF8574N Texas Instruments 1: $4.05 10,328In Stock	Mfr. Part No. PCF8574N Mouser Part No 595-PCF8574N	Texas Instruments	Interface - I/O Expanders 8bit I/O Expndr	Datasheet	10,328In Stock	$4.05 $3.03 $2.72 $2.43 View $2.35 $2.27 $2.19 $2.12 $2.08	Min.: 1 Mult.: 1
Digital Signal Processors & Controllers - DSP, DSC Delfino Micrcntrlr TMS320F28335PTPQ Texas Instruments 1: $81.30 509In Stock 480Expected 23/11/2026	Mfr. Part No. TMS320F28335PTPQ Mouser Part No 595-TMS320F28335PTPQ	Texas Instruments	Digital Signal Processors & Controllers - DSP, DSC Delfino Micrcntrlr Learn More about Texas Instruments ti tms320f2833 dscs	Datasheet	509In Stock 480Expected 23/11/2026	$81.30 $73.24 $60.87 $59.89 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: $9.63 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 $9.63 $7.37 $6.81 $6.20 $6.15 Reel $5.21 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: $12.28 12,192In Stock 8,000Expected 22/3/2027	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	12,192In Stock 8,000Expected 22/3/2027	Cut Tape $12.28 $9.55 $8.87 $8.11 View Reel $7.13 $7.85 $7.72 $7.62 $7.13 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: $1.31 35,679In Stock	Mfr. Part No. PCA9570GMH Mouser Part No 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	35,679In Stock	Cut Tape $1.31 $0.962 $0.874 $0.781 View Reel $0.653 $0.736 $0.709 $0.691 $0.67 $0.653 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: $13.00 5,229In Stock 12,000Expected 29/12/2026	Mfr. Part No. PCA9698DGG,518 Mouser Part No 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	5,229In Stock 12,000Expected 29/12/2026	Cut Tape $13.00 $10.13 $9.41 $8.61 View Reel $7.56 $8.30 $8.21 $8.11 $7.56 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: $3.18 14,923In Stock 18,000Expected 30/8/2027	Mfr. Part No. PCAL9535AHF,128 Mouser Part No 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 30/8/2027	Cut Tape $3.18 $2.54 $2.33 $2.08 View Reel $1.74 $1.96 $1.90 $1.86 $1.85 $1.74 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: $3.35 14,659In Stock	Mfr. Part No. PCAL9535APW,118 Mouser Part No 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	14,659In Stock	Cut Tape $3.35 $2.48 $2.38 $2.14 Reel $1.82 View $2.01 $1.94 $1.86 $1.78 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: $2.87 16,660In 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	16,660In Stock	Cut Tape $2.87 $2.12 $2.01 $1.81 View Reel $1.55 $1.70 $1.65 $1.60 $1.55 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: $2.77 42,450In Stock	Mfr. Part No. PCAL9555AHF,128 Mouser Part No 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	42,450In Stock	Cut Tape $2.77 $2.05 $1.88 $1.67 View Reel $1.40 $1.58 $1.52 $1.40 MouseReel Available	Min.: 1 Mult.: 1 : 6,000
Interface - I/O Expanders 16 CHAN LOW VOLT I2C GPIO +PWM SX1509BIULTRT Semtech 1: $4.79 34,935In Stock 39,000Expected 23/4/2027	Mfr. Part No. SX1509BIULTRT Mouser Part No 947-SX1509BIULTRT	Semtech	Interface - I/O Expanders 16 CHAN LOW VOLT I2C GPIO +PWM Learn More about Semtech sx1508b sx1509b gpio	Datasheet	34,935In Stock 39,000Expected 23/4/2027	Cut Tape $4.79 $3.60 $3.30 $2.98 View Reel $2.61 $2.83 $2.80 $2.72 $2.61 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Interface - I/O Expanders 16 CHAN LOW VOLT GPIO + PWM SX1509QBIULTRT Semtech 1: $4.79 7,600In Stock	Mfr. Part No. SX1509QBIULTRT Mouser Part No 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 $4.79 $3.60 $3.30 $2.98 View Reel $2.61 $2.83 $2.80 $2.72 $2.61 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Interface - I/O Expanders 8bit Input/Output Exp I2C interface MCP23008-E/ML Microchip Technology 1: $2.03 7,477In Stock 4,095Expected 24/12/2026	Mfr. Part No. MCP23008-E/ML Mouser Part No 579-MCP23008-E/ML	Microchip Technology	Interface - I/O Expanders 8bit Input/Output Exp I2C interface	Datasheet	7,477In Stock 4,095Expected 24/12/2026	$2.03 $1.70 $1.54	Min.: 1 Mult.: 1
Interface - I/O Expanders In/Out I2C int MCP23008-E/P Microchip Technology 1: $2.09 2,902In Stock	Mfr. Part No. MCP23008-E/P Mouser Part No 579-MCP23008-E/P	Microchip Technology	Interface - I/O Expanders In/Out I2C int	Datasheet	2,902In Stock	$2.09 $1.74 $1.73	Min.: 1 Mult.: 1
Interface - I/O Expanders In/Out I2C int MCP23008-E/SO Microchip Technology 1: $1.86 5,667In Stock	Mfr. Part No. MCP23008-E/SO Mouser Part No 579-MCP23008-E/SO	Microchip Technology	Interface - I/O Expanders In/Out I2C int	Datasheet	5,667In Stock	$1.86 $1.55 $1.43	Min.: 1 Mult.: 1

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