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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
PI4IOE5V9557LEXIC XPNDR 400KHZ I2C 16TSSOP |
4,110 |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C | No | - | - | - | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
|
TCA9555DBTIC XPNDR 400KHZ I2C SMBUS 24SSOP |
1,388 |
|
Datasheet | - | 24-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-SSOP |
|
PCA9703PW,118IC XPNDR 5MHZ SPI SERIAL 24TSSOP |
4,071 |
|
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 |
|
|
PI4IOE5V9539LEXIC XPNDR 400KHZ I2C 24TSSOP |
943 |
|
Datasheet | - | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 16 | I2C | Yes | - | - | - | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-TSSOP |
|
PCA9575HF,118IC XPND 400KHZ I2C SMBUS 24HWQFN |
6,240 |
|
Datasheet | - | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 1mA, 3mA | 400 kHz | 1.1V ~ 3.6V | -40°C ~ 105°C | - | - | Surface Mount | 24-HWQFN (4x4) |
|
MCP23016T-I/MLIC XPNDR 400KHZ I2C 28QFN |
2,775 |
|
Datasheet | - | 28-VQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 16 | I2C | Yes | POR | Push-Pull | 25mA | 400 kHz | 2V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 28-QFN (6x6) |
|
|
MCP23016-I/MLIC XPNDR 400KHZ I2C 28QFN |
124 |
|
Datasheet | - | 28-VQFN Exposed Pad | Tube | Active | Not Verified | 16 | I2C | Yes | POR | Push-Pull | 25mA | 400 kHz | 2V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 28-QFN (6x6) |
|
PCA8575DB,118IC XPNDR 400KHZ I2C 24SSOP |
593 |
|
Datasheet | - | 24-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Not Verified | 16 | I2C | Yes | POR | Push-Pull | 100µA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-SSOP |
|
LM8335TLE/NOPBIC XPNDR 26MHZ MIPI RFFE 16DSBGA |
103 |
|
Datasheet | - | 16-WFBGA, DSBGA | Tape & Reel (TR) | Active | Not Verified | 8 | MIPI® RFFE | No | POR | Open Drain | - | 26 MHz | 1.8V ~ 3.3V | 0°C ~ 85°C | - | - | Surface Mount | 16-DSBGA (2.5x2.12) |
|
TCA6416PWRIC XPND 400KHZ I2C SMBUS 24TSSOP |
2,905 |
|
Datasheet | - | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Not Verified | 16 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-TSSOP |
|
MCP25020-I/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 | 2.75V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 14-SOIC |
|
TCA6424RGJRIC XPNDR 400KHZ I2C SMBUS 32UQFN |
5,025 |
|
Datasheet | - | 32-UFQFN Exposed Pad | Tape & Reel (TR) | Not For New Designs | Not Verified | 24 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 32-UQFN (5x5) |
|
MAX7325ATG+IC XPNDR 400KHZ I2C 24TQFN |
1,185 |
|
Datasheet | - | 24-WFQFN Exposed Pad | 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-TQFN (4x4) |
|
ADP5587ACPZ-1-R7IC XPNDR 400KHZ I2C 24LFCSP |
523 |
|
Datasheet | - | 24-WFQFN Exposed Pad, CSP | Tape & Reel (TR) | Active | Not Verified | 18 | I2C | Yes | Keypad Controller, POR | Open Drain | - | 400 kHz | 1.65V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 24-LFCSP-WQ (4x4) |
|
|
MCP25050T-I/SLIC XPNDR 25MHZ CAN V2.0B 14SOIC |
5,275 |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Verified | 8 | CAN V2.0b | No | ADC, EEPROM, POR, PWM | Push-Pull | 25mA | 25 MHz | 2.7V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 14-SOIC |
|
|
MCP25050-I/SLIC XPNDR 25MHZ CAN V2.0B 14SOIC |
3,560 |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tube | Active | Verified | 8 | CAN V2.0b | No | ADC, EEPROM, POR, PWM | Push-Pull | 25mA | 25 MHz | 2.7V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 14-SOIC |
|
MAX7323ATE+IC XPNDR 400KHZ I2C 16TQFN |
529 |
|
Datasheet | - | 16-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 | 16-TQFN (3x3) |
|
MAX7323AEE+IC XPNDR 400KHZ I2C 16QSOP |
242 |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | 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 | 16-QSOP |
|
|
MAX7315AEE+IC XPNDR 400KHZ I2C SMBUS 16QSOP |
200 |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tube | Active | Not Verified | 8 | I2C, SMBus | Yes | PWM | Open Drain | 50mA | 400 kHz | 2V ~ 3.6V | -40°C ~ 125°C | - | - | Surface Mount | 16-QSOP |
|
|
MAX7322ATE+IC XPNDR 400KHZ I2C 16TQFN |
212 |
|
Datasheet | - | 16-WFQFN Exposed Pad | Tube | Active | Not Verified | 4 | I2C | Yes | POR | - | 20mA | 400 kHz | 1.7V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 16-TQFN (3x3) |
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.
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