I/O Expanders
Explore I/O Expanders parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.
For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to ICMENU. Our team can assist with availability checks and quotation support.
| Photo | Mfr. Part # | Availability | Quantity | Datasheet | Series | Package/Case | Packaging | Product Status | Programmable | Number of I/O | Interface | Interrupt Output | Features | Output Type | Current - Output Source/Sink | Clock Frequency | Voltage - Supply | Operating Temperature | Grade | Qualification | Mounting Type | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
MAX7324ATG+IC XPNDR 400KHZ I2C 24TQFN |
150 |
|
Datasheet | - | 24-WFQFN Exposed Pad | Tube | Active | Not Verified | 8 | I2C | Yes | POR | Push-Pull | 20mA | 400 kHz | 1.71V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 24-TQFN (4x4) |
|
MAX7324AEG+IC XPNDR 400KHZ I2C 24QSOP |
1,336 |
|
Datasheet | - | 24-SSOP (0.154", 3.90mm Width) | Tube | Active | Not Verified | 8 | I2C | Yes | POR | Push-Pull | 20mA | 400 kHz | 1.71V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 24-QSOP |
|
|
MAX7325AEG+IC XPNDR 400KHZ I2C 24QSOP |
3,333 |
|
Datasheet | - | 24-SSOP (0.154", 3.90mm Width) | Tube | Active | Not Verified | 16 (8 Output Only) | I2C | Yes | POR | Open Drain, Push-Pull | 20mA | 400 kHz | 1.71V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 24-QSOP |
|
MAX7322AEE+IC XPNDR 400KHZ I2C 16QSOP |
382 |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tube | Active | Not Verified | 4 | I2C | Yes | POR | - | 20mA | 400 kHz | 1.7V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 16-QSOP |
|
DS4550E+IC XPNDR 400KHZ I2C JTAG 20TSSOP |
116 |
|
Datasheet | - | 20-TSSOP (0.173", 4.40mm Width) | Tube | Active | Not Verified | 9 | I2C, JTAG | No | EEPROM, POR | Open Drain | 16mA | 400 kHz | 2.7V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 20-TSSOP |
|
MAX7318AAG+IC XPNDR 400KHZ I2C SMBUS 24SSOP |
177 |
|
Datasheet | - | 24-SSOP (0.209", 5.30mm Width) | Tube | Active | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 31mA, 43mA | 400 kHz | 2V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 24-SSOP |
|
MAX7318AWG+IC XPNDR 400KHZ I2C SMBUS 24SOIC |
2,759 |
|
Datasheet | - | 24-SOIC (0.295", 7.50mm Width) | Tube | Active | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 31mA, 43mA | 400 kHz | 2V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 24-SOIC |
|
|
MAX7314ATG+IC XPNDR 400KHZ I2C 24TQFN |
102 |
|
Datasheet | - | 24-WFQFN Exposed Pad | Tube | Active | Not Verified | 18 | I2C | Yes | PWM | Open Drain | 50mA | 400 kHz | 2V ~ 3.6V | -40°C ~ 125°C | - | - | Surface Mount | 24-TQFN (4x4) |
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|
CS82C55A-5ZIC XPNDR PARALLEL 44PLCC |
988 |
|
Datasheet | - | 44-LCC (J-Lead) | Tube | Active | Not Verified | 24 | Parallel | No | - | Open Drain | 2.5mA | - | 4.5V ~ 5.5V | 0°C ~ 70°C | - | - | Surface Mount | 44-PLCC (16.58x16.58) |
|
XRA1201PIL24-FIC XPNDR 400KHZ I2C SMBUS 24QFN |
339 |
|
Datasheet | - | 24-VFQFN Exposed Pad | Tray | Not For New Designs | Not Verified | 16 | I2C, SMBus | Yes | - | Push-Pull | - | 400 kHz | 1.65V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 24-QFN (4x4) |
|
PCA9703PW/Q900,118IC XPNDR 5MHZ SPI SERIAL 24TSSOP |
752 |
|
Datasheet | - | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 16 (Input Only) | SPI Serial | Yes | - | Push-Pull | - | 5 MHz | 4.5V ~ 5.5V | - | - | - | Surface Mount | 24-TSSOP |
|
MCP25025-I/PIC XPNDR 4MHZ CAN 14DIP |
120 |
|
Datasheet | - | 14-DIP (0.300", 7.62mm) | Tube | Active | Verified | 8 | CAN (1-Wire) | No | EEPROM, POR, PWM | Push-Pull | 25mA | 4 MHz | 2.7V ~ 5.5V | -40°C ~ 85°C | - | - | Through Hole | 14-PDIP |
|
MCP25020-E/SLIC XPNDR 25MHZ CAN V2.0B 14SOIC |
114 |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tube | Active | Verified | 8 | CAN V2.0b | No | EEPROM, POR, PWM | Push-Pull | 25mA | 25 MHz | 4.5V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 14-SOIC |
|
MAX7329AWE+IC XPNDR 100KHZ I2C 16SOIC |
205 |
|
Datasheet | - | 16-SOIC (0.295", 7.50mm Width) | Tube | Active | Not Verified | 8 | I2C | Yes | POR | Open Drain | 25mA | 100 kHz | 2.5V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 16-SOIC |
|
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MAX7327AATG+IC XPNDR 400KHZ I2C 24TQFN |
123 |
|
Datasheet | - | 24-WFQFN Exposed Pad | Tube | Active | Not Verified | 4 | I2C | Yes | POR | Open Drain, Push-Pull | 20mA | 400 kHz | 1.71V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 24-TQFN-EP (3.5x3.5) |
|
MAX7317ATE+TIC I/O EXPANDER SPI 10B 16TQFN |
4,900 |
|
Datasheet | - | 16-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 10 | SPI | No | - | Open Drain | 20mA | - | 2.25V ~ 3.6V | -40°C ~ 125°C | - | - | Surface Mount | 16-TQFN (3x3) |
|
CMQ82C55AZIC XPNDR PARALLEL 44MQFP |
764 |
|
Datasheet | - | 44-QFP | Bulk | Active | Not Verified | 24 | Parallel | No | - | Open Drain | 2.5mA | - | 4.5V ~ 5.5V | 0°C ~ 70°C | - | - | Surface Mount | 44-MQFP (10x10) |
|
ID82C55AIC XPNDR PARALLEL 40CERDIP |
198 |
|
Datasheet | - | 40-CDIP (0.600", 15.24mm) | Tube | Active | Not Verified | 24 | Parallel | No | - | Open Drain | 2.5mA | - | 4.5V ~ 5.5V | -40°C ~ 85°C | - | - | Through Hole | 40-Cerdip |
|
TCA9554DBRIC XPNDR 400KHZ I2C 16SSOP |
1,774 |
|
Datasheet | - | 16-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C | Yes | POR | Push-Pull | - | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-SSOP |
|
TCAL6408PWR8-BIT TRANSLATING IC-BUS/SMBUS I |
2,833 |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | - | 8 | I2C, SMBus | Yes | POR | Open Drain, Push-Pull | 10mA, 25mA | 1 MHz | 1.08V ~ 3.6V | -40°C ~ 125°C | - | - | Surface Mount | 16-TSSOP |
Frequently Asked Questions
What are I/O Expanders components used for?
I/O Expanders components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.
How do I choose the right I/O Expanders part?
Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.
Can ICMENU help source obsolete or hard-to-find I/O Expanders parts?
Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.
How can I request pricing and availability?
Submit the part number, manufacturer and required quantity through our RFQ form. ICMENU will review your request and provide available stock, pricing and sourcing information.