400 kHz Interface - I/O Expanders

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Description Datasheet Availability Pricing (USD) 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
Qualification
Packaging
ESD Protection

Analog Devices / Maxim Integrated Interface - I/O Expanders I C Port Expander with 4 Push-Pull Outputs and 4 Open-Drain I/Os
Datasheet
192In Stock
Min.: 1
Mult.: 1
Max.: 192

MAX7323 SMD/SMT QSOP-16 I2C, Serial 4 I/O With Interrupt 1.71 V 5.5 V 400 kHz - 40 C + 125 C Tube Without ESD Protection

Analog Devices / Maxim Integrated Interface - I/O Expanders I C Port Expander with Eight Push-Pull O
Datasheet
3In Stock
Min.: 1
Mult.: 1
Max.: 3

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

Analog Devices / Maxim Integrated Interface - I/O Expanders I C Port Expander with 8 Push-Pull and 8
Datasheet
129In Stock
Min.: 1
Mult.: 1
Max.: 129

MAX7325 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
Analog Devices / Maxim Integrated Interface - I/O Expanders I C Port Expander with 8 Push-Pull and 8
Datasheet
275In Stock
Min.: 1
Mult.: 1
Max.: 275

MAX7325 SMD/SMT TQFN-EP-24 I2C, Serial 8 I/O With Interrupt 1.71 V 5.5 V 400 kHz - 40 C + 125 C Tube Without ESD Protection

Analog Devices / Maxim Integrated Interface - I/O Expanders I C Port Expander with 12 Push-Pull Outp
Datasheet
49In Stock
Min.: 1
Mult.: 1
Max.: 49

MAX7326 SMD/SMT QSOP-24 I2C, Serial 16 I/O With Interrupt 1.71 V 5.5 V 400 kHz - 40 C + 125 C Tube Without ESD Protection
Diodes Incorporated Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port
Datasheet
41In Stock
Min.: 1
Mult.: 1

PIO4IO SMD/SMT TSSOP-24 I2C, Serial, SMBus 16 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Tube

Diodes Incorporated Interface - I/O Expanders 8-bit I2C and SMBus IO Port
Datasheet
120In Stock
Min.: 1
Mult.: 1

PIO4IO 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 4 kV
Nexperia Interface - I/O Expanders NCA9555PW-Q100/SOT355/TSSOP24
Datasheet
5In Stock
2,500Expected 09/10/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

SMD/SMT TSSOP-24 I2C, Serial, SMBus 16 I/O With Interrupt 1.65 V 5.5 V 400 kHz - 40 C + 85 C AEC-Q100 Reel, Cut Tape, MouseReel
NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with 2-kbit EEPROM and Quasi feature in TSSOP16 package
Datasheet
821In Stock
2,500Expected 24/08/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

PCA9500 SMD/SMT TSSOP-16 I2C, Serial, SMBus 8 I/O Without Interrupt 2.5 V 3.6 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel
NXP Semiconductors Interface - I/O Expanders 40-bit I2C-bus I/O Expander with Interrupt, Output Enable and Reset, Low Power version of PCA9505 in TSSOP56 package
Datasheet
8In Stock
20,000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

PCA9506 SMD/SMT TSSOP-56 I2C, Serial 40 I/O With Interrupt 2.3 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt, Low Power version of PCA9555, High-Impedance I/O in TSSOP24 package
Datasheet
706In Stock
17,500On Order
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

PCA9535C 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
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in TSSOP24 package
Datasheet
28In Stock
47,500On Order
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 AEC-Q100 Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders Mobile I/O Companion Key-Scan
Datasheet
213In Stock
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
NXP Semiconductors Interface - I/O Expanders I2C I/O EXPANDER GP
Datasheet
26In Stock
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
Analog Devices ADP5587ACBZ-R7
Analog Devices Interface - I/O Expanders Column Keypad Scanner & GPIO Port Expand
Datasheet
660In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 660
: 1,500

ADP5587 SMD/SMT WLCSP-25 I2C, Serial 18 I/O With Interrupt 1.65 V 3.6 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel

Analog Devices / Maxim Integrated Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand
Datasheet
17In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 17
: 1,000

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

Analog Devices / Maxim Integrated Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand
Datasheet
106In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 106
: 1,000

MAX7312 SMD/SMT SOIC-Wide-24 I2C, Serial 16 I/O With Interrupt 2 V 5.5 V 400 kHz - 40 C + 125 C Reel, Cut Tape, MouseReel Without ESD Protection
Texas Instruments Interface - I/O Expanders Remote 8-Bit I2C and SMBus LP I/O Exp
Datasheet
17,391On Order
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
Texas Instruments Interface - I/O Expanders Lo-Vltg 8B I2C & SMB us I/O Expander
Datasheet
98,358On Order
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

TCA6408A SMD/SMT UQFN-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
Texas Instruments Interface - I/O Expanders Lo-Vltg 16B I2C and SMBus I/O Expander
Datasheet
44,503On Order
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

TCA6416A SMD/SMT WQFN-24 I2C, Serial, SMBus 16 I/O With Interrupt 1.65 V 5.5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders Remote 16bit I2C and SMBux
Datasheet
60,000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

TCA9535 SMD/SMT VQFN-24 I2C, Serial, SMBus 16 I/O With Interrupt 1.65 V 5 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 2 kV
Texas Instruments Interface - I/O Expanders Automotive Low Volta ge 16bit
Datasheet
25,567On Order
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

TCA9539 SMD/SMT TSSOP-24 I2C, Serial, SMBus 16 I/O With Interrupt 1.65 V 3.6 V 400 kHz - 40 C + 125 C AEC-Q100 Reel, Cut Tape, MouseReel 2 kV
NXP Semiconductors Interface - I/O Expanders 8-bit I2C-bus/SMBus I/O Expander with Interrupt and Reset in HVQFN16 package
Datasheet
17,741Expected 23/11/2026
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
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus I/O Expander with Interrupt in TSSOP24 package
Datasheet
54,875Expected 19/10/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

PCA9555 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
NXP Semiconductors Interface - I/O Expanders 16-bit I2C-bus/SMBus Level Translating I/O Expander with Interrupt and Reset in HWQFN24 package
Datasheet
11,996Expected 08/02/2027
MouseReel Available
Min.: 1
Mult.: 1
: 6,000

PCA9575 SMD/SMT HWQFN-24 I2C, Serial, SMBus 16 I/O With Interrupt 1.1 V 3.6 V 400 kHz - 40 C + 85 C Reel, Cut Tape, MouseReel 6 kV