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PCA9557 Series Interface - I/O Expanders

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	Series	Mounting Style	Package/Case	Interface Type	Number of I/Os	Interrupt Output	Supply Voltage - Min	Supply Voltage - Max	Maximum Clock Frequency	Minimum Operating Temperature	Maximum Operating Temperature	Packaging	ESD Protection
	Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp PCA9557DGVR Texas Instruments 1: €2.82 2,308In Stock	Mfr. Part No. PCA9557DGVR Mouser Part No 595-PCA9557DGVR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp	Datasheet	2,308In Stock	Cut Tape €2.82 €2.11 €1.94 €1.74 View Reel €1.42 €1.64 €1.61 €1.53 €1.42 MouseReel Available	Min.: 1 Mult.: 1 : 2,000			PCA9557	SMD/SMT	TVSOP-16	I2C, Serial, SMBus	8 I/O	Without Interrupt	2.5 V	6 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
	Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9557DBR PCA9557DB Texas Instruments 1: €3.43 400In Stock	Mfr. Part No. PCA9557DB Mouser Part No 595-PCA9557DB	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9557DBR	Datasheet	400In Stock	€3.43 €2.55 €2.34 €2.09 View €1.98 €1.94 €1.83 €1.78 €1.75	Min.: 1 Mult.: 1			PCA9557	SMD/SMT	SSOP-16	I2C, Serial, SMBus	8 I/O	Without Interrupt	2.5 V	6 V	400 kHz	- 40 C	+ 85 C	Tube	2 kV
	Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp A A 595-PCA9557D PCA9557DR Texas Instruments 1: €1.51 2,437In Stock	Mfr. Part No. PCA9557DR Mouser Part No 595-PCA9557DR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp A A 595-PCA9557D Learn More about Texas Instruments ti pca95xx	Datasheet	2,437In Stock	Cut Tape €1.51 €1.11 €1.01 €0.894 Reel €0.774 View €0.84 €0.808 €0.804 €0.737 MouseReel Available	Min.: 1 Mult.: 1 : 2,500			PCA9557	SMD/SMT	SOIC-Narrow-16	I2C, Serial, SMBus	8 I/O	Without Interrupt	2.5 V	6 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
	Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp PCA9557RGYR Texas Instruments 1: €2.71 2,414In Stock	Mfr. Part No. PCA9557RGYR Mouser Part No 595-PCA9557RGYR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp	Datasheet	2,414In Stock	Cut Tape €2.71 €2.02 €1.85 €1.66 Reel €1.42 View €1.57 €1.53 €1.45 €1.40 MouseReel Available	Min.: 1 Mult.: 1 : 3,000			PCA9557	SMD/SMT	VQFN-16	I2C, Serial, SMBus	8 I/O	Without Interrupt	2.5 V	6 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
	Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp A A 595-PCA9557DB PCA9557DBR Texas Instruments 1: €1.54 1,944In Stock	Mfr. Part No. PCA9557DBR Mouser Part No 595-PCA9557DBR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp A A 595-PCA9557DB	Datasheet	1,944In Stock	Cut Tape €1.54 €1.30 Reel €1.30 MouseReel Available	Min.: 1 Mult.: 1 : 2,000			PCA9557	SMD/SMT	SSOP-16	I2C, Serial, SMBus	8 I/O	Without Interrupt	2.5 V	6 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
	Interface - I/O Expanders Remote 8B I2C & SMBu s I/O Expander A 59 A 595-PCA9557PW PCA9557PWR Texas Instruments 1: €1.77 3,123In Stock 4,000Expected 22/03/2027	Mfr. Part No. PCA9557PWR Mouser Part No 595-PCA9557PWR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & SMBu s I/O Expander A 59 A 595-PCA9557PW Learn More about Texas Instruments ti pca95xx	Datasheet	3,123In Stock 4,000Expected 22/03/2027	Cut Tape €1.77 €1.31 €1.20 €1.07 Reel €0.929 View €1.01 €0.972 €0.946 €0.912 MouseReel Available	Min.: 1 Mult.: 1 : 2,000			PCA9557	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	8 I/O	Without Interrupt	2.5 V	6 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Reset in TSSOP16 package PCA9557PW,118 NXP Semiconductors 1: €2.08 8,533In Stock 32,500Expected 17/11/2026	Mfr. Part No. PCA9557PW,118 Mouser Part No 771-PCA9557PW-T	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Reset in TSSOP16 package	Datasheet	8,533In Stock 32,500Expected 17/11/2026	Cut Tape €2.08 €1.54 €1.40 €1.26 View Reel €0.989 €1.19 €1.18 €0.989 MouseReel Available	Min.: 1 Mult.: 1 : 2,500			PCA9557	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	8 I/O	Without Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
	Interface - I/O Expanders Remote 8-Bit I2C and SMBus LP I/O Exp PCA9557RGVR Texas Instruments 1: €1.74 27,357On Order	Mfr. Part No. PCA9557RGVR Mouser Part No 595-PCA9557RGVR	Texas Instruments	Interface - I/O Expanders Remote 8-Bit I2C and SMBus LP I/O Exp Learn More about Texas Instruments ti pca95xx	Datasheet	27,357On Order On Order Ship Dates Mfr. No: PCA9557RGVR Stock: 0 On Order: 2,357 Expected 10/12/2026 5,000 Expected 21/12/2026 10,000 Expected 25/12/2026 10,000 Expected 14/01/2027 Factory Lead Time: 12 Weeks	Cut Tape €1.74 €1.28 €1.17 €1.02 Reel €0.854 View €0.963 €0.929 €0.912 €0.831 MouseReel Available	Min.: 1 Mult.: 1 : 2,500			PCA9557	SMD/SMT	VQFN-16	I2C, Serial, SMBus	8 I/O	Without Interrupt	2.5 V	6 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV