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PCA9557 Series Interface - I/O Expanders

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (IDR) 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: Rp59.807,96 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 Rp59.807,96 Rp44.764,24 Rp41.095,04 Rp37.058,92 View Reel Rp29.720,52 Rp35.040,86 Rp34.307,02 Rp32.655,88 Rp29.720,52 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: Rp73.200,54 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	Rp73.200,54 Rp54.487,62 Rp49.901,12 Rp44.213,86 View Rp42.195,80 Rp41.278,50 Rp39.260,44 Rp39.076,98 Rp38.893,52	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-PCA9557DB PCA9557DBR Texas Instruments 1: Rp56.872,60 1.875In 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	1.875In Stock	Cut Tape Rp56.872,60 Rp42.562,72 Rp39.076,98 Rp35.040,86 Reel Rp30.454,36 View Rp33.206,26 Rp32.655,88 Rp31.004,74 Rp30.087,44 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 Lo-Pwr I/O Exp A A 595-PCA9557D PCA9557DR Texas Instruments 1: Rp32.105,50 2.286In 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	2.286In Stock	Cut Tape Rp32.105,50 Rp23.666,34 Rp21.464,82 Rp19.079,84 Reel Rp16.511,40 View Rp17.924,04 Rp17.245,24 Rp17.153,51 Rp15.722,52 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 I/O Expander A 59 A 595-PCA9557PW PCA9557PWR Texas Instruments 1: Rp37.792,76 3.739In Stock 4.000Expected 19/02/2027	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	3.739In Stock 4.000Expected 19/02/2027	Cut Tape Rp37.792,76 Rp27.885,92 Rp25.500,94 Rp22.749,04 Reel Rp19.813,68 View Rp21.464,82 Rp20.730,98 Rp20.180,60 Rp19.446,76 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 Remote 8B I2C & SMBu s Lo-Pwr I/O Exp PCA9557RGYR Texas Instruments 1: Rp57.789,90 2.294In 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	2.294In Stock	Cut Tape Rp57.789,90 Rp43.113,10 Rp39.443,90 Rp35.407,78 Reel Rp30.637,82 View Rp33.389,72 Rp32.655,88 Rp31.004,74 Rp30.454,36 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 8-bit I2C-bus/SMBus I/O Expander with Reset in TSSOP16 package PCA9557PW,118 NXP Semiconductors 1: Rp42.379,26 982In Stock 32.500Expected 21/12/2026	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	982In Stock 32.500Expected 21/12/2026	Cut Tape Rp42.379,26 Rp31.738,58 Rp28.619,76 Rp26.051,32 View Reel Rp22.198,66 Rp24.767,10 Rp24.033,26 Rp23.666,34 Rp22.198,66 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: Rp36.875,46 22.357On 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	22.357On Order On Order Ship Dates Mfr. No: PCA9557RGVR Stock: 0 On Order: 2.357 Expected 10/12/2026 10.000 Expected 25/12/2026 10.000 Expected 14/01/2027 Factory Lead Time: 26 Weeks	Cut Tape Rp36.875,46 Rp27.152,08 Rp24.767,10 Rp21.831,74 View Reel Rp18.529,46 Rp20.547,52 Rp19.813,68 Rp18.529,46 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