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400 kHz Interface - I/O Expanders

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Maximum Clock Frequency = 400 kHz

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) 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 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in HVQFN16 package PCA9538BS,118 NXP Semiconductors 1: 2,29 € 103In Stock 24.000On Order	Mfr. Part No. PCA9538BS,118 Mouser Part No 771-PCA9538BS-T	NXP Semiconductors	Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in HVQFN16 package	Datasheet	103In Stock 24.000On Order On Order Ship Dates Mfr. No: PCA9538BS,118 Stock: 103 Can Dispatch Immediately On Order: 12.000 Expected 11/2/2026 12.000 Expected 2/9/2027 Factory Lead Time: 30 Weeks	Cut Tape 2,29 € 1,74 € 1,50 € 1,35 € View Reel 1,14 € 1,29 € 1,25 € 1,20 € 1,19 € 1,14 € MouseReel Available	Min.: 1 Mult.: 1 : 6.000	PCA9538	SMD/SMT	HVQFN-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 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP24 package PCA9539PW,118 NXP Semiconductors 1: 2,31 € 108In Stock 17.500On Order	Mfr. Part No. PCA9539PW,118 Mouser Part No 771-PCA9539PW-T	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP24 package	Datasheet	108In Stock 17.500On Order On Order Ship Dates Mfr. No: PCA9539PW,118 Stock: 108 Can Dispatch Immediately On Order: 7.500 Expected 6/7/2027 10.000 Expected 6/14/2027 Factory Lead Time: 30 Weeks	Cut Tape 2,31 € 1,73 € 1,57 € 1,41 € View Reel 1,14 € 1,26 € 1,23 € 1,18 € 1,14 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	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 16-bit I2C-bus/SMBus I/O Expander with Interrupt in SSOP24 package PCA9555DB,118 NXP Semiconductors 1: 2,77 € 7.000Expected 12/7/2026	Mfr. Part No. PCA9555DB,118 Mouser Part No 771-PCA9555DB-T	NXP Semiconductors	Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt in SSOP24 package	Datasheet	7.000Expected 12/7/2026	Cut Tape 2,77 € 2,06 € 1,89 € 1,70 € Reel 1,51 € View 1,61 € 1,57 € 1,45 € 1,43 € MouseReel Available	Min.: 1 Mult.: 1 : 1.000	PCA9555	SMD/SMT	SSOP-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
Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Reset in TSSOP16 package PCA9557PW,118 NXP Semiconductors 1: 1,99 € 992In Stock 32.500Expected 12/21/2026	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	992In Stock 32.500Expected 12/21/2026	Cut Tape 1,99 € 1,49 € 1,34 € 1,22 € View Reel 1,04 € 1,16 € 1,13 € 1,11 € 1,04 € 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 Mobile I/O Companion Key-Scan LM8333FLQ8Y/NOPB Texas Instruments 1: 4,36 € 158In Stock	Mfr. Part No. LM8333FLQ8Y/NOPB Mouser Part No 926-LM8333FLQ8Y/NOPB	Texas Instruments	Interface - I/O Expanders Mobile I/O Companion Key-Scan	Datasheet	158In Stock	Cut Tape 4,36 € 3,32 € 3,17 € 2,87 € Reel 2,57 € View 2,49 € 2,44 € 2,42 € MouseReel Available	Min.: 1 Mult.: 1 : 250	LM8333	SMD/SMT	WQFN-32	I2C, Serial	4 I/O	With Interrupt	2.25 V	2.9 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	8 kV
Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534ADB PCA9534ADBR Texas Instruments 1: 3,44 € 269In Stock End of Life	Mfr. Part No. PCA9534ADBR Mouser Part No 595-PCA9534ADBR End of Life	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534ADB	Datasheet	269In Stock	Cut Tape 3,44 € 2,60 € 2,38 € 2,22 € Reel 2,22 € MouseReel Available	Min.: 1 Mult.: 1 : 2.000	PCA9534A	SMD/SMT	SSOP-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 9-Bit I C Nonvolatile I/O Expander Plus DS4520E+ Analog Devices / Maxim Integrated 1: 5,85 € 248In Stock	Mfr. Part No. DS4520E+ Mouser Part No 700-DS4520E	Analog Devices / Maxim Integrated	Interface - I/O Expanders 9-Bit I C Nonvolatile I/O Expander Plus Learn More about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	248In Stock	5,85 € 4,49 € 4,15 € 3,76 € View 3,59 € 3,47 € 3,43 € 3,39 €	Min.: 1 Mult.: 1	DS4520E	SMD/SMT	TSSOP-16	I2C, Serial	9 I/O	Without Interrupt	2.7 V	5.5 V	400 kHz	- 40 C	+ 85 C	Tube	Without ESD Protection
Interface - I/O Expanders I C and JTAG Nonvolatile 9-Bit I/O Expan DS4550E+ Analog Devices / Maxim Integrated 1: 7,66 € 112In Stock	Mfr. Part No. DS4550E+ Mouser Part No 700-DS4550E	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C and JTAG Nonvolatile 9-Bit I/O Expan	Datasheet	112In Stock	7,66 € 5,93 € 5,50 € 5,02 € View 4,64 € 4,50 € 4,36 € 4,17 €	Min.: 1 Mult.: 1	DS4550E	SMD/SMT	TSSOP-20	I2C, Serial	9 I/O	Without Interrupt	2.7 V	5.5 V	400 kHz	- 40 C	+ 85 C	Tube	Without ESD Protection
Interface - I/O Expanders 2-Wire-Interfaced, 2.5V to 5.5V, 20-Port MAX7300ATL+ Analog Devices / Maxim Integrated 1: 16,81 € 103In Stock	Mfr. Part No. MAX7300ATL+ Mouser Part No 700-MAX7300ATL+	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced, 2.5V to 5.5V, 20-Port	Datasheet	103In Stock	16,81 € 13,63 € 11,58 € 11,49 € View 10,96 € 10,76 € Quote	Min.: 1 Mult.: 1	MAX7300	SMD/SMT	TQFN-EP-40	I2C, Serial	20 I/O	With Interrupt	2.5 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders 2-Wire-Interfaced 8-Bit I/O Port Expande MAX7310AEE+ Analog Devices / Maxim Integrated 1: 7,26 € 95In Stock	Mfr. Part No. MAX7310AEE+ Mouser Part No 700-MAX7310AEE	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 8-Bit I/O Port Expande	Datasheet	95In Stock	7,26 € 5,59 € 5,18 € 4,39 € View 4,26 € 4,25 € 4,13 € 3,95 € Quote	Min.: 1 Mult.: 1	MAX7310	SMD/SMT	QSOP-16	I2C, Serial, SMBus	8 I/O	Without Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	With ESD Protection
Interface - I/O Expanders 2-Wire-Interfaced 8-Bit I/O Port Expande MAX7310AUE+ Analog Devices / Maxim Integrated 1: 7,26 € 124In Stock	Mfr. Part No. MAX7310AUE+ Mouser Part No 700-MAX7310AUE	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 8-Bit I/O Port Expande	Datasheet	124In Stock	7,26 € 5,59 € 5,18 € 4,71 € View 4,37 € 4,36 € 4,23 € 4,02 €	Min.: 1 Mult.: 1	MAX7310	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	8 I/O	Without Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	With ESD Protection
Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand MAX7311AAG+ Analog Devices / Maxim Integrated 1: 10,32 € 23In Stock	Mfr. Part No. MAX7311AAG+ Mouser Part No 700-MAX7311AAG	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand	Datasheet	23In Stock	10,32 € 8,08 € 7,53 € 6,91 € View 6,60 € 6,24 € 6,06 € Quote	Min.: 1 Mult.: 1	MAX7311	SMD/SMT	SSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.5 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand MAX7311AWG+T Analog Devices / Maxim Integrated 1: 6,40 € 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 6,40 € 6,26 € 6,24 € 6,24 € 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 16-Port I/O Expander with LED Intensity MAX7313ATG+ Analog Devices / Maxim Integrated 1: 8,26 € 2In Stock	Mfr. Part No. MAX7313ATG+ Mouser Part No 700-MAX7313ATG	Analog Devices / Maxim Integrated	Interface - I/O Expanders 16-Port I/O Expander with LED Intensity	Datasheet	2In Stock	8,26 € 6,42 € 5,96 € 5,45 € View 5,17 € 5,07 € 4,95 € 4,67 € Quote	Min.: 1 Mult.: 1	MAX7313	SMD/SMT	TQFN-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2 V	3.6 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders 18-Port GPIO with LED Intensity Control, MAX7314AEG+ Analog Devices / Maxim Integrated 1: 8,56 € 10In Stock	Mfr. Part No. MAX7314AEG+ Mouser Part No 700-MAX7314AEG	Analog Devices / Maxim Integrated	Interface - I/O Expanders 18-Port GPIO with LED Intensity Control,	Datasheet	10In Stock	8,56 € 6,67 € 5,66 € 5,65 € View 5,19 € 5,09 € 4,93 € 4,72 €	Min.: 1 Mult.: 1	MAX7314	SMD/SMT	QSOP-24	I2C, Serial	18 I/O	With Interrupt	2 V	3.6 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders 8-Port I/O Expander with LED Intensity C MAX7315AUE+ Analog Devices / Maxim Integrated 1: 5,85 € 5In Stock	Mfr. Part No. MAX7315AUE+ Mouser Part No 700-MAX7315AUE	Analog Devices / Maxim Integrated	Interface - I/O Expanders 8-Port I/O Expander with LED Intensity C	Datasheet	5In Stock	5,85 € 4,49 € 4,15 € 3,76 € View 3,59 € 3,47 € 3,43 € 3,39 €	Min.: 1 Mult.: 1	MAX7315	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	8 I/O	With Interrupt	2 V	3.6 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders 2-Wire-Interfaced, 16-Bit, I/O Port Expa MAX7318AAG+ Analog Devices / Maxim Integrated 1: 7,56 € 19In Stock	Mfr. Part No. MAX7318AAG+ Mouser Part No 700-MAX7318AAG	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	19In Stock	7,56 € 5,87 € 5,13 € 4,92 € View 4,71 € 4,56 € 4,41 € 4,30 €	Min.: 1 Mult.: 1	MAX7318	SMD/SMT	SSOP-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 2-Wire-Interfaced, 16-Bit, I/O Port Expa MAX7318ATG+ Analog Devices / Maxim Integrated 1: 7,90 € 64In Stock	Mfr. Part No. MAX7318ATG+ Mouser Part No 700-MAX7318ATG	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	64In Stock	7,90 € 6,12 € 5,68 € 5,19 € View 4,95 € 4,81 € 4,68 € 4,44 €	Min.: 1 Mult.: 1	MAX7318	SMD/SMT	TQFN-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 2-Wire-Interfaced, 16-Bit, I/O Port Expa MAX7318AWG+ Analog Devices / Maxim Integrated 1: 7,90 € 27In 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	27In Stock	7,90 € 6,12 € 5,68 € 5,19 € View 4,76 € 4,62 € 4,51 € 4,32 € 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
Interface - I/O Expanders I C Port Expander with Eight Inputs and MAX7319AEE+ Analog Devices / Maxim Integrated 1: 6,08 € 61In Stock	Mfr. Part No. MAX7319AEE+ Mouser Part No 700-MAX7319AEE+	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with Eight Inputs and	Datasheet	61In Stock	6,08 € 4,66 € 4,31 € 3,66 € View 3,62 € 3,52 € 3,45 € 3,38 € Quote	Min.: 1 Mult.: 1	MAX7319	SMD/SMT	QSOP-16	I2C, Serial	8 I/O	With Interrupt	5.5 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders I C Port Expander with 8 Open-Drain I/Os MAX7321AEE+ Analog Devices / Maxim Integrated 1: 5,58 € 358In Stock	Mfr. Part No. MAX7321AEE+ Mouser Part No 700-MAX7321AEE	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 8 Open-Drain I/Os	Datasheet	358In Stock	5,58 € 4,28 € 3,96 € 3,35 € View 3,24 € 3,18 € 3,12 € Quote	Min.: 1 Mult.: 1	MAX7321	SMD/SMT	QSOP-16	I2C, Serial	8 I/O	With Interrupt	1.71 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders I C Port Expander with 8 Open-Drain I/Os MAX7321ATE+ Analog Devices / Maxim Integrated 1: 3,98 € 202In Stock	Mfr. Part No. MAX7321ATE+ Mouser Part No 700-MAX7321ATE	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 8 Open-Drain I/Os	Datasheet	202In Stock	3,98 € 3,00 € 2,76 € 2,34 € View 2,19 € 2,15 €	Min.: 1 Mult.: 1	MAX7321	SMD/SMT	TQFN-16	I2C, Serial	8 I/O	With Interrupt	1.71 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders I C Port Expander with Eight Push-Pull O MAX7324AEG+ Analog Devices / Maxim Integrated 1: 5,98 € 3In Stock	Mfr. Part No. MAX7324AEG+ Mouser Part No 700-MAX7324AEG	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with Eight Push-Pull O	Datasheet	3In Stock	5,98 € 4,58 € 3,89 € 3,84 € View 3,66 € 3,46 € 3,38 € 3,32 €	Min.: 1 Mult.: 1	MAX7324	SMD/SMT	QSOP-24	I2C, Serial	8 I/O	With Interrupt	1.71 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders I C Port Expander with 12 Push-Pull Outp MAX7327AATG+ Analog Devices / Maxim Integrated 1: 3,33 € 3In Stock	Mfr. Part No. MAX7327AATG+ Mouser Part No 700-MAX7327AATG+	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 12 Push-Pull Outp	Datasheet	3In Stock	3,33 € 3,26 € 3,24 €	Min.: 1 Mult.: 1	MAX7327	SMD/SMT	TQFN-EP-24	I2C, Serial	4 I/O	With Interrupt	1.71 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders I2C I/O EXPANDER GP PCA9554PW,112 NXP Semiconductors 1: 1,70 € 5In Stock	Mfr. Part No. PCA9554PW,112 Mouser Part No 771-PCA9554PW112	NXP Semiconductors	Interface - I/O Expanders I2C I/O EXPANDER GP	Datasheet	5In Stock	1,70 € 1,25 € 1,14 € 1,01 € View 0,946 € 0,912 € 0,855 € 0,836 €	Min.: 1 Mult.: 1	PCA9554	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	8 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Tube	2 kV