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Texas Instruments Interface - I/O Expanders

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) 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 low-voltage I C-bus and SMBus I/O TCAL9539RTWR Texas Instruments 1: $2.44 9,625On Order	Mfr. Part # TCAL9539RTWR Mouser Part # 595-TCAL9539RTWR	Texas Instruments	Interface - I/O Expanders 16-bit low-voltage I C-bus and SMBus I/O Learn More about Texas Instruments ti tcal9539r i2c bus smbus io expander	Datasheet	9,625On Order	Cut Tape $2.44 $1.81 $1.66 $1.48 View Reel $1.24 $1.40 $1.36 $1.24 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	TCAL9539	SMD/SMT	WQFN-24	I2C, Serial	16 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel
Interface - I/O Expanders 48-bit SPI bus I/O expander with interrupt, reset, and I/O configurable registers TXE8148DGGR Texas Instruments 1: $2.50 2,500Expected 6/14/2027 New Product	Mfr. Part # TXE8148DGGR Mouser Part # 595-TXE8148DGGR New Product	Texas Instruments	Interface - I/O Expanders 48-bit SPI bus I/O expander with interrupt, reset, and I/O configurable registers Learn More about Texas Instruments ti txe8148 48 bit spi bus io expander	Datasheet	2,500Expected 6/14/2027	Cut Tape $2.50 $1.86 $1.69 $1.52 View Reel $1.30 $1.43 $1.38 $1.33 $1.30 MouseReel Available	Min.: 1 Mult.: 1 : 2,500		SMD/SMT	TSSOP-56	SPI	48 I/O	With Interrupt	1.65 V	5.5 V	10 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDWR PCF8575CDW Texas Instruments 1: $7.77 294Expected 11/26/2026	Mfr. Part # PCF8575CDW Mouser Part # 595-PCF8575CDW	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDWR	Datasheet	294Expected 11/26/2026	$7.77 $6.21 $5.27 $5.05 View $4.78 $4.70 $4.58	Min.: 1 Mult.: 1	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	Tube	2 kV
Interface - I/O Expanders Mobile I/O Companion Supporting Keyscan A 595-LM8327JGR8X/NOPB LM8327JGR8/NOPB Texas Instruments 1,000: $5.03 Non-Stocked Lead-Time 39 Weeks	Mfr. Part # LM8327JGR8/NOPB Mouser Part # 595-LM8327JGR8/NOPB	Texas Instruments	Interface - I/O Expanders Mobile I/O Companion Supporting Keyscan A 595-LM8327JGR8X/NOPB	Datasheet	Non-Stocked Lead-Time 39 Weeks	Reel $5.03	Min.: 1,000 Mult.: 1,000 : 1,000	LM8327	SMD/SMT	CSBGA-36							- 40 C	+ 85 C	Reel
Interface - I/O Expanders Mobile I/O Companion Supporting Keyscan A 595-LM8327JGR8/NOPB LM8327JGR8X/NOPB Texas Instruments 3,500: $2.99 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # LM8327JGR8X/NOPB Mouser Part # 595-LM8327JGR8X/NOPB	Texas Instruments	Interface - I/O Expanders Mobile I/O Companion Supporting Keyscan A 595-LM8327JGR8/NOPB	Datasheet	Non-Stocked Lead-Time 26 Weeks	Reel $2.99	Min.: 3,500 Mult.: 3,500 : 3,500	LM8327	SMD/SMT	CSBGA-36							- 40 C	+ 85 C	Reel
Interface - I/O Expanders I2C-Compatible Keypd Cntlr GPIO PWM A 59 A 595-LM8330TME/NOPB LM8330TMX/NOPB Texas Instruments 3,000: $1.58 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # LM8330TMX/NOPB Mouser Part # 595-LM8330TMX/NOPB	Texas Instruments	Interface - I/O Expanders I2C-Compatible Keypd Cntlr GPIO PWM A 59 A 595-LM8330TME/NOPB	Datasheet	Non-Stocked Lead-Time 26 Weeks	Reel $1.58	Min.: 3,000 Mult.: 3,000 : 3,000	LM8330	SMD/SMT	DSBGA-25				1.62 V	1.98 V	400 kHz	- 30 C	+ 85 C	Reel
Interface - I/O Expanders Expandable 5-Ch I2C Hub PCA9518DBQR Texas Instruments 2,500: $2.55 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # PCA9518DBQR Mouser Part # 595-PCA9518DBQR	Texas Instruments	Interface - I/O Expanders Expandable 5-Ch I2C Hub	Datasheet	Non-Stocked Lead-Time 26 Weeks	Reel $2.55	Min.: 2,500 Mult.: 2,500 : 2,500	PCA9518	SMD/SMT	QSOP-20		5 I/O		3 V	3.6 V	400 kHz	- 40 C	+ 85 C	Reel
Interface - I/O Expanders Expandable 5-Ch I2C Hub A 595-PCA9518DBT A 595-PCA9518DBT PCA9518DBR Texas Instruments 2,000: $2.89 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # PCA9518DBR Mouser Part # 595-PCA9518DBR	Texas Instruments	Interface - I/O Expanders Expandable 5-Ch I2C Hub A 595-PCA9518DBT A 595-PCA9518DBT	Datasheet	Non-Stocked Lead-Time 26 Weeks	Reel $2.89	Min.: 2,000 Mult.: 2,000 : 2,000	PCA9518	SMD/SMT	SSOP-20		5 I/O		3 V	3.6 V	400 kHz	- 40 C	+ 85 C	Reel
Interface - I/O Expanders Expandable 5-Ch I2C Hub PCA9518DBT Texas Instruments 1: $5.38 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # PCA9518DBT Mouser Part # 595-PCA9518DBT	Texas Instruments	Interface - I/O Expanders Expandable 5-Ch I2C Hub	Datasheet	Non-Stocked Lead-Time 26 Weeks	Cut Tape $5.38 $4.10 $3.78 $3.43 Reel $3.37 MouseReel Available	Min.: 1 Mult.: 1 : 250	PCA9518	SMD/SMT	SSOP-20		5 I/O		3 V	3.6 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Interface - I/O Expanders Expandable 5-Ch I2C Hub PCA9518DWR Texas Instruments 1: $3.55 Non-Stocked Lead-Time 39 Weeks	Mfr. Part # PCA9518DWR Mouser Part # 595-PCA9518DWR	Texas Instruments	Interface - I/O Expanders Expandable 5-Ch I2C Hub	Datasheet	Non-Stocked Lead-Time 39 Weeks	Cut Tape $3.55 $2.65 $2.42 $2.17 $2.07 Reel $1.79 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCA9518	SMD/SMT	SOIC-20		5 I/O		3 V	3.6 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander PCA9534ADB Texas Instruments 560: $3.01 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # PCA9534ADB Mouser Part # 595-PCA9534ADB	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander	Datasheet	Non-Stocked Lead-Time 26 Weeks	$3.01	Min.: 560 Mult.: 80	PCA9534A	SMD/SMT	SSOP-16		8 I/O		2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Tube
Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander PCA9534ADGVR Texas Instruments 2,000: $1.84 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # PCA9534ADGVR Mouser Part # 595-PCA9534ADGVR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander	Datasheet	Non-Stocked Lead-Time 26 Weeks	Reel $1.84	Min.: 2,000 Mult.: 2,000 : 2,000	PCA9534A	SMD/SMT	TVSOP-16		8 I/O		2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel
Interface - I/O Expanders Remote 8B I2C and Lo -Pwr I/O Expander A ALT 595-PCA9534ARGTR PCA9534ARGTRG4 Texas Instruments 1: $2.36 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # PCA9534ARGTRG4 Mouser Part # 595-PCA9534ARGTRG4	Texas Instruments	Interface - I/O Expanders Remote 8B I2C and Lo -Pwr I/O Expander A ALT 595-PCA9534ARGTR	Datasheet	Non-Stocked Lead-Time 26 Weeks	Cut Tape $2.36 $1.74 $1.59 $1.42 View Reel $1.19 $1.34 $1.30 $1.25 $1.19 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	PCA9534A	SMD/SMT	VQFN-16		8 I/O		2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Exp R 59 R 595-TCA9535RTWR PCA9535RTWR Texas Instruments 3,000: $3.10 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # PCA9535RTWR Mouser Part # 595-PCA9535RTWR	Texas Instruments	Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Exp R 59 R 595-TCA9535RTWR	Datasheet	Non-Stocked Lead-Time 26 Weeks	Reel $3.10	Min.: 3,000 Mult.: 3,000 : 3,000	PCA9535	SMD/SMT	WQFN-24	I2C, Serial, SMBus			2.3 V	5.5 V		- 40 C	+ 85 C	Reel
Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander PCA9538DGVR Texas Instruments 1: $4.04 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # PCA9538DGVR Mouser Part # 595-PCA9538DGVR	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander	Datasheet	Non-Stocked Lead-Time 26 Weeks	Cut Tape $4.04 $3.05 $2.80 $2.53 $2.40 Reel $2.40 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCA9538	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 Rem 16B I2C & SMBus Low-Pwr I/O Exp ALT ALT 595-PCA9539PWR PCA9539PWRG4 Texas Instruments 2,000: $2.19 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # PCA9539PWRG4 Mouser Part # 595-PCA9539PWRG4	Texas Instruments	Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Exp ALT ALT 595-PCA9539PWR	Datasheet	Non-Stocked Lead-Time 26 Weeks	Reel $2.19	Min.: 2,000 Mult.: 2,000 : 2,000	PCA9539	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 I/O		2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander PCA9555DGVR Texas Instruments 2,000: $2.53 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # PCA9555DGVR Mouser Part # 595-PCA9555DGVR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander	Datasheet	Non-Stocked Lead-Time 26 Weeks	Reel $2.53	Min.: 2,000 Mult.: 2,000 : 2,000	PCA9555	SMD/SMT	TVSOP-24	I2C, Serial, SMBus	16 I/O		2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel
Interface - I/O Expanders Rem 16B I2C & SMBus I/O Expander R 595-T R 595-TCA9555PWR PCA9555PWRG4 Texas Instruments 1: $2.41 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # PCA9555PWRG4 Mouser Part # 595-PCA9555PWRG4	Texas Instruments	Interface - I/O Expanders Rem 16B I2C & SMBus I/O Expander R 595-T R 595-TCA9555PWR	Datasheet	Non-Stocked Lead-Time 26 Weeks	Cut Tape $2.41 $1.78 $1.62 $1.45 View Reel $1.35 $1.37 $1.35 $1.35 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCA9555	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 I/O		2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Interface - I/O Expanders Rem 16B I2C & SMBus I/O Expander ALT 595 ALT 595-PCA9555RGER PCA9555RGERG4 Texas Instruments 1: $2.67 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # PCA9555RGERG4 Mouser Part # 595-PCA9555RGERG4	Texas Instruments	Interface - I/O Expanders Rem 16B I2C & SMBus I/O Expander ALT 595 ALT 595-PCA9555RGER	Datasheet	Non-Stocked Lead-Time 26 Weeks	Cut Tape $2.67 $1.98 $1.81 $1.62 View Reel $1.25 $1.53 $1.47 $1.42 $1.25 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	PCA9555	SMD/SMT	VQFN-24	I2C, Serial, SMBus	16 I/O		2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus A ALT 595-PCF8574APWR PCF8574APWRE4 Texas Instruments 1: $1.60 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # PCF8574APWRE4 Mouser Part # 595-PCF8574APWRE4	Texas Instruments	Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus A ALT 595-PCF8574APWR	Datasheet	Non-Stocked Lead-Time 26 Weeks	Cut Tape $1.60 $1.17 $1.06 $0.939 View Reel $0.876 $0.882 $0.876 $0.876 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCF8574A	SMD/SMT	TSSOP-20		8 I/O		2.5 V	6 V	100 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus A ALT 595-PCF8574APWR PCF8574APWRG4 Texas Instruments 2,000: $0.876 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # PCF8574APWRG4 Mouser Part # 595-PCF8574APWRG4	Texas Instruments	Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus A ALT 595-PCF8574APWR	Datasheet	Non-Stocked Lead-Time 26 Weeks	Reel $0.876	Min.: 2,000 Mult.: 2,000 : 2,000	PCF8574A	SMD/SMT	TSSOP-20		8 I/O		2.5 V	6 V	100 kHz	- 40 C	+ 85 C	Reel
Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus A ALT 595-PCF8574N PCF8574NE4 Texas Instruments 600: $1.38 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # PCF8574NE4 Mouser Part # 595-PCF8574NE4	Texas Instruments	Interface - I/O Expanders Remote 8-Bit I/O Exp ander for I2C-Bus A ALT 595-PCF8574N	Datasheet	Non-Stocked Lead-Time 26 Weeks	$1.38	Min.: 600 Mult.: 25	PCF8574	Through Hole	PDIP-16		8 I/O		2.5 V	6 V	100 kHz	- 40 C	+ 85 C	Tube
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDB PCF8575CDBR Texas Instruments 1: $4.37 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # PCF8575CDBR Mouser Part # 595-PCF8575CDBR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDB	Datasheet	Non-Stocked Lead-Time 26 Weeks	Cut Tape $4.37 Reel $4.37 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCF8575C	SMD/SMT	SSOP-24	I2C, Serial, SMBus	16 I/O		4.5 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 PCF8575CDGVR Texas Instruments 2,000: $2.51 Non-Stocked Lead-Time 26 Weeks	Mfr. Part # PCF8575CDGVR Mouser Part # 595-PCF8575CDGVR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander	Datasheet	Non-Stocked Lead-Time 26 Weeks	Reel $2.51	Min.: 2,000 Mult.: 2,000 : 2,000	PCF8575C	SMD/SMT	TVSOP-24	I2C, Serial, SMBus	16 I/O		4.5 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel
Interface - I/O Expanders Automotive 4-Bit IC and SMBus I/O expand TCA9536AQDTMRQ1 Texas Instruments 12,000: $1.00 Non-Stocked Lead-Time 26 Weeks New Product	Mfr. Part # TCA9536AQDTMRQ1 Mouser Part # 595-TCA9536AQDTMRQ1 New Product	Texas Instruments	Interface - I/O Expanders Automotive 4-Bit IC and SMBus I/O expand	Datasheet	Non-Stocked Lead-Time 26 Weeks	Reel $1.00	Min.: 12,000 Mult.: 12,000 : 12,000		SMD/SMT	X2SON-8	I2C, SMbus	4 I/O	With Interrupt	1.65 V	5.5 V	100 kHz	- 40 C	+ 125 C	Reel	2 kV