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Texas Instruments Interface - I/O Expanders

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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.	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 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DW PCA9539DWR Texas Instruments 1: $5.92 1,842In Stock	Mfr. Part # PCA9539DWR Mouser Part # 595-PCA9539DWR	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DW	Datasheet	1,842In Stock	Cut Tape $5.92 $4.48 $4.12 $3.73 Reel $3.31 View $3.54 $3.51 $3.40 $3.17 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCA9539	SMD/SMT	SOIC-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander R 595-TCA9539PWR PCA9539PWR Texas Instruments 1: $6.45 4,286In Stock	Mfr. Part # PCA9539PWR Mouser Part # 595-PCA9539PWR	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander R 595-TCA9539PWR	Datasheet	4,286In Stock	Cut Tape $6.45 $4.90 $4.51 $4.08 Reel $3.64 View $3.87 $3.74 $3.48 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCA9539	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Rem 8B I2C & SMBus I /O Expander PCA9554ARGVR Texas Instruments 1: $4.25 2,903In Stock	Mfr. Part # PCA9554ARGVR Mouser Part # 595-PCA9554ARGVR	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & SMBus I /O Expander Learn More about Texas Instruments ti pca95xx	Datasheet	2,903In Stock	Cut Tape $4.25 $3.17 $2.91 $2.61 Reel $2.12 View $2.46 $2.40 $2.35 $2.09 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCA9554A	SMD/SMT	VQFN-16	I2C, Serial, SMBus	8 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Remote 8-Bit I2C and SMBus I/O Expander A 595-PCA9554DW PCA9554DGVR Texas Instruments 1: $5.31 990In Stock	Mfr. Part # PCA9554DGVR Mouser Part # 595-PCA9554DGVR	Texas Instruments	Interface - I/O Expanders Remote 8-Bit I2C and SMBus I/O Expander A 595-PCA9554DW	Datasheet	990In Stock	Cut Tape $5.31 $3.96 $3.63 $3.25 Reel $2.81 View $3.07 $3.01 $2.85 $2.78 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCA9554	SMD/SMT	TVSOP-16	I2C, Serial, SMBus	8 I/O		2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Interface - I/O Expanders Remote 8B I2C & SMBu s I/O Expander A 59 A 595-TCA9554PWR PCA9554PWR Texas Instruments 1: $3.92 1,861In Stock	Mfr. Part # PCA9554PWR Mouser Part # 595-PCA9554PWR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & SMBu s I/O Expander A 59 A 595-TCA9554PWR	Datasheet	1,861In Stock	Cut Tape $3.92 $2.92 $2.68 $2.40 Reel $2.04 View $2.26 $2.22 $2.16 $2.00 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCA9554	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	8 I/O		2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DWR PCA9555DW Texas Instruments 1: $7.96 922In Stock	Mfr. Part # PCA9555DW Mouser Part # 595-PCA9555DW	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DWR	Datasheet	922In Stock	$7.96 $6.08 $5.59 $5.07 View $4.85 $4.77 $4.74 $4.71	Min.: 1 Mult.: 1	PCA9555	SMD/SMT	SOIC-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.3 V	5.5 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: $4.46 1,875In Stock	Mfr. Part # PCA9557DBR Mouser Part # 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 $4.46 $3.34 $3.07 $2.75 Reel $2.39 View $2.61 $2.56 $2.43 $2.36 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: $2.52 2,286In Stock	Mfr. Part # PCA9557DR Mouser Part # 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 $2.52 $1.86 $1.68 $1.50 Reel $1.30 View $1.41 $1.35 $1.23 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: $2.97 3,739In Stock 4,000Expected 2027-02-19	Mfr. Part # PCA9557PWR Mouser Part # 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 2027-02-19	Cut Tape $2.97 $2.19 $2.00 $1.79 Reel $1.56 View $1.68 $1.63 $1.58 $1.53 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: $4.54 2,286In Stock	Mfr. Part # PCA9557RGYR Mouser Part # 595-PCA9557RGYR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & SMBu s Lo-Pwr I/O Exp	Datasheet	2,286In Stock	Cut Tape $4.54 $3.38 $3.10 $2.78 Reel $2.40 View $2.62 $2.56 $2.43 $2.39 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 8bit I/O Expndr A 59 5-PCF8574ADW A 595- A 595-PCF8574ADW PCF8574ADWR Texas Instruments 1: $2.29 7,397In Stock	Mfr. Part # PCF8574ADWR Mouser Part # 595-PCF8574ADWR	Texas Instruments	Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574ADW A 595- A 595-PCF8574ADW	Datasheet	7,397In Stock	Cut Tape $2.29 $1.67 $1.53 $1.35 Reel $1.17 View $1.27 $1.22 $1.21 $1.14 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCF8574A	SMD/SMT	SOIC-16	I2C, Serial	8 I/O	With Interrupt	2.5 V	6 V	100 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	1 kV
Interface - I/O Expanders 8bit I/O Expndr PCF8574AN Texas Instruments 1: $6.22 1,021In Stock	Mfr. Part # PCF8574AN Mouser Part # 595-PCF8574AN	Texas Instruments	Interface - I/O Expanders 8bit I/O Expndr	Datasheet	1,021In Stock	$6.22 $4.71 $4.19 $3.82 View $3.63 $3.56 $3.47 $3.38	Min.: 1 Mult.: 1	PCF8574A	Through Hole	PDIP-16	I2C, Serial	8 I/O	With Interrupt	2.5 V	6 V	100 kHz	- 40 C	+ 85 C	Tube	1 kV
Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus PCF8574DGVR Texas Instruments 1: $6.03 1,925In Stock	Mfr. Part # PCF8574DGVR Mouser Part # 595-PCF8574DGVR	Texas Instruments	Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus	Datasheet	1,925In Stock	Cut Tape $6.03 $4.55 $4.18 $3.77 $3.64 Reel $3.08 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCF8574	SMD/SMT	TVSOP-20	I2C, Serial	8 I/O	With Interrupt	2.5 V	6 V	100 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	1 kV
Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574PW A 595-P A 595-PCF8574PW PCF8574PWR Texas Instruments 1: $2.62 933In Stock 6,000Expected 2027-02-19	Mfr. Part # PCF8574PWR Mouser Part # 595-PCF8574PWR	Texas Instruments	Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574PW A 595-P A 595-PCF8574PW	Datasheet	933In Stock 6,000Expected 2027-02-19	Cut Tape $2.62 $1.93 $1.76 $1.57 View Reel $1.33 $1.47 $1.41 $1.33 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCF8574	SMD/SMT	TSSOP-20	I2C, Serial	8 I/O	With Interrupt	2.5 V	6 V	100 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	1 kV
Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus PCF8574RGTR Texas Instruments 1: $2.78 4,123In Stock	Mfr. Part # PCF8574RGTR Mouser Part # 595-PCF8574RGTR	Texas Instruments	Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus	Datasheet	4,123In Stock	Cut Tape $2.78 $2.07 $1.87 $1.66 Reel $1.43 View $1.57 $1.53 $1.51 $1.37 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	PCF8574	SMD/SMT	VQFN-16	I2C, Serial	8 I/O	With Interrupt	2.5 V	6 V	100 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	1 kV
Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus PCF8574RGYR Texas Instruments 1: $3.21 1,284In Stock	Mfr. Part # PCF8574RGYR Mouser Part # 595-PCF8574RGYR	Texas Instruments	Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus	Datasheet	1,284In Stock	Cut Tape $3.21 $2.39 $2.17 $1.94 Reel $1.64 View $1.84 $1.79 $1.74 $1.58 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	PCF8574	SMD/SMT	VQFN-20	I2C, Serial	8 I/O	With Interrupt	2.5 V	6 V	100 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	1 kV
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDBR PCF8575CDB Texas Instruments 1: $11.10 Lead-Time 26 Weeks	Mfr. Part # PCF8575CDB Mouser Part # 595-PCF8575CDB	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDBR	Datasheet	Lead-Time 26 Weeks	$11.10 $8.58 $7.49 $7.17 View $6.83 $6.42 $6.28	Min.: 1 Mult.: 1	PCF8575C	SMD/SMT	SSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	4.5 V	5.5 V	400 kHz	- 40 C	+ 85 C	Tube	2 kV
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDW PCF8575CDWR Texas Instruments 1: $9.76 470In Stock 2,000On Order	Mfr. Part # PCF8575CDWR Mouser Part # 595-PCF8575CDWR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDW	Datasheet	470In Stock 2,000On Order	Cut Tape $9.76 $7.49 $6.93 $6.29 View Reel $5.83 $5.99 $5.85 $5.83 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCF8575C	SMD/SMT	SOIC-24	I2C, Serial, SMBus	16 I/O	With Interrupt	4.5 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575DB PCF8575DBR Texas Instruments 1: $5.31 1,001In Stock 6,000Expected 2027-03-01	Mfr. Part # PCF8575DBR Mouser Part # 595-PCF8575DBR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575DB	Datasheet	1,001In Stock 6,000Expected 2027-03-01	Cut Tape $5.31 $4.00 $3.67 $3.31 Reel $2.85 View $3.14 $3.11 $2.95 $2.79 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCF8575	SMD/SMT	SSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.5 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander PCF8575DGVR Texas Instruments 1: $7.20 508In Stock	Mfr. Part # PCF8575DGVR Mouser Part # 595-PCF8575DGVR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander	Datasheet	508In Stock	Cut Tape $7.20 $7.14 $6.61 $6.12 $5.49 Reel $4.98 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCF8575	SMD/SMT	TVSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.5 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575PW PCF8575PWR Texas Instruments 1: $3.70 8,400In Stock	Mfr. Part # PCF8575PWR Mouser Part # 595-PCF8575PWR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575PW	Datasheet	8,400In Stock	Cut Tape $3.70 $2.76 $2.52 $2.26 Reel $2.00 View $2.15 $2.07 $2.03 $1.94 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCF8575	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.5 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A ALT 595-PCF8575PWR PCF8575PWRE4 Texas Instruments 1: $3.74 2,039In Stock	Mfr. Part # PCF8575PWRE4 Mouser Part # 595-PCF8575PWRE4	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A ALT 595-PCF8575PWR	Datasheet	2,039In Stock	Cut Tape $3.74 $2.78 $2.53 $2.28 Reel $1.94 View $2.15 $2.07 $1.99 $1.76 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCF8575	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.5 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander PCF8575RGER Texas Instruments 1: $4.38 3,410In Stock	Mfr. Part # PCF8575RGER Mouser Part # 595-PCF8575RGER	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander	Datasheet	3,410In Stock	Cut Tape $4.38 $3.31 $3.05 $2.75 Reel $2.43 View $2.61 $2.56 $2.52 $2.32 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	PCF8575	SMD/SMT	VQFN-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.5 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Lo-Vltg 8B I2C & SMB us I/O Expander TCA6408APWR Texas Instruments 1: $2.61 6,011In Stock	Mfr. Part # TCA6408APWR Mouser Part # 595-TCA6408APWR	Texas Instruments	Interface - I/O Expanders Lo-Vltg 8B I2C & SMB us I/O Expander	Datasheet	6,011In Stock	Cut Tape $2.61 $1.92 $1.74 $1.56 Reel $1.31 View $1.47 $1.40 $1.28 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TCA6408A	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	8 I/O	With Interrupt	1.65 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Lo-Vltg 8B I2C & SMB us I/O Expander TCA6408ARGTR Texas Instruments 1: $2.39 2,643In Stock 27,000Expected 2027-01-21	Mfr. Part # TCA6408ARGTR Mouser Part # 595-TCA6408ARGTR	Texas Instruments	Interface - I/O Expanders Lo-Vltg 8B I2C & SMB us I/O Expander	Datasheet	2,643In Stock 27,000Expected 2027-01-21	Cut Tape $2.39 $1.76 $1.60 $1.41 View Reel $1.19 $1.33 $1.28 $1.27 $1.19 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	TCA6408A	SMD/SMT	VQFN-16	I2C, Serial, SMBus	8 I/O	With Interrupt	1.65 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV