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SOIC-24 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 I2C & SMBus L o-Pwr I/O Expander A 595-PCA9535DW PCA9535DWR Texas Instruments 1: $3.70 9,799In Stock	Mfr. Part No. PCA9535DWR Mouser Part No 595-PCA9535DWR	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9535DW	Datasheet	9,799In Stock	Cut Tape $3.70 $2.79 $2.57 $2.31 Reel $2.05 View $2.19 $2.17 $2.11 $2.01 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCA9535	SMD/SMT	SOIC-24	I2C, Serial, SMBus		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 16-Bit I2C & SMBus I/O Expander A ALT 595-PCF8575CDW PCF8575CDWE4 Texas Instruments 1: $7.77 135In Stock	Mfr. Part No. PCF8575CDWE4 Mouser Part No 595-PCF8575CDWE4	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A ALT 595-PCF8575CDW	Datasheet	135In Stock	$7.77 $6.21 $5.27 $5.05 View $4.67 $4.53 $4.31	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 2-Wire-Interfaced 16-Bit I/O Port Expand MAX7312AWG+ Analog Devices / Maxim Integrated 1: $9.33 360In Stock	Mfr. Part No. MAX7312AWG+ Mouser Part No 700-MAX7312AWG	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand	Datasheet	360In Stock	$9.33 $7.23 $6.71 $6.12 $5.84	Min.: 1 Mult.: 1 Max.: 288	MAX7312	SMD/SMT	SOIC-24	I2C, Serial	16 I/O	With Interrupt	2 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9535DWR PCA9535DW Texas Instruments 1: $5.32 514In Stock	Mfr. Part No. PCA9535DW Mouser Part No 595-PCA9535DW	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9535DWR	Datasheet	514In Stock	$5.32 $4.17 $3.54 $3.38 View $3.21 $3.14 $3.12 $3.11 Quote	Min.: 1 Mult.: 1	PCA9535	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 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DW PCA9539DWR Texas Instruments 1: $4.11 1,867In Stock	Mfr. Part No. PCA9539DWR Mouser Part No 595-PCA9539DWR	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DW	Datasheet	1,867In Stock	Cut Tape $4.11 $3.11 $2.86 $2.59 Reel $2.30 View $2.46 $2.44 $2.36 $2.20 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 Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDW PCF8575CDWR Texas Instruments 1: $6.78 395In Stock 2,000Expected 26/10/2026	Mfr. Part No. PCF8575CDWR Mouser Part No 595-PCF8575CDWR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDW	Datasheet	395In Stock 2,000Expected 26/10/2026	Cut Tape $6.78 $5.20 $4.81 $4.37 View Reel $4.05 $4.16 $4.06 $4.05 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 2-Wire-Interfaced 16-Bit I/O Port Expand MAX7311AWG+ Analog Devices / Maxim Integrated 1: $12.88 306In Stock	Mfr. Part No. MAX7311AWG+ Mouser Part No 700-MAX7311AWG	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand	Datasheet	306In Stock	$12.88 $10.09 $9.39 $8.62	Min.: 1 Mult.: 1 Max.: 244	MAX7311	SMD/SMT	SOIC-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DWR PCA9555DW Texas Instruments 1: $5.53 922In Stock	Mfr. Part No. PCA9555DW Mouser Part No 595-PCA9555DW	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DWR	Datasheet	922In Stock	$5.53 $4.22 $3.88 $3.52 View $3.37 $3.31 $3.29 $3.27	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 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DWR PCA9539DW Texas Instruments 1: $4.79 270In Stock	Mfr. Part No. PCA9539DW Mouser Part No 595-PCA9539DW	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander A 595-PCA9539DWR	Datasheet	270In Stock	$4.79 $3.73 $3.16 $2.99 View $2.83 $2.82 $2.73 $2.69	Min.: 1 Mult.: 1	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	Tube	2 kV
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DW PCA9555DWR Texas Instruments 1: $4.03 413In Stock 4,000Expected 03/04/2028	Mfr. Part No. PCA9555DWR Mouser Part No 595-PCA9555DWR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DW	Datasheet	413In Stock 4,000Expected 03/04/2028	Cut Tape $4.03 $3.04 $2.79 $2.52 $2.43 Reel $2.06 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	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	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 171In Stock	Mfr. Part No. PCF8575CDW Mouser Part No 595-PCF8575CDW	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDWR	Datasheet	171In Stock	$7.77 $5.99 $5.53 $5.05 View $4.67 $4.53 $4.31	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 Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575DW PCF8575DWR Texas Instruments 1: $3.13 580In Stock 4,000Expected 24/12/2026	Mfr. Part No. PCF8575DWR Mouser Part No 595-PCF8575DWR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575DW	Datasheet	580In Stock 4,000Expected 24/12/2026	Cut Tape $3.13 $2.35 $2.15 $1.94 Reel $1.66 View $1.83 $1.80 $1.75 $1.63 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCF8575	SMD/SMT	SOIC-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 2-Wire-Interfaced 16-Bit I/O Port Expand MAX7311AWG+T Analog Devices / Maxim Integrated 1: $7.44 17In Stock	Mfr. Part No. MAX7311AWG+T Mouser Part No 700-MAX7311AWGT	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand	Datasheet	17In Stock	Cut Tape $7.44 $7.28 $7.12 $6.98 View $6.87 $6.77 $6.67 Quote MouseReel Available	Min.: 1 Mult.: 1	MAX7311	SMD/SMT	SOIC-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.5 V	5.5 V	400 kHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders 2-Wire-Interfaced, 16-Bit, I/O Port Expa MAX7318AWG+ Analog Devices / Maxim Integrated 1: $9.19 32In Stock	Mfr. Part No. MAX7318AWG+ Mouser Part No 700-MAX7318AWG+	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced, 16-Bit, I/O Port Expa Learn More about Analog Devices / Maxim Integrated maxim programmable logic controllers	Datasheet	32In Stock	$9.19 $7.12 $6.60 $6.03 View $5.54 $5.37 $5.24 Quote	Min.: 1 Mult.: 1	MAX7318	SMD/SMT	SOIC-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection

SOIC-24 Interface - I/O Expanders

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