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0755-82798135I/O Expanders
I/O Expanders are interface ICs used to increase the number of input and output ports available to microcontrollers, processors and embedded systems. They are widely used in industrial control, communication equipment, consumer electronics, automotive electronics, medical devices, IoT products, smart home devices and embedded control applications.
This category includes GPIO expanders, I2C I/O expanders, SPI I/O expanders, port expanders, keypad interface expanders, LED control expanders and related interface control components. These devices are commonly selected based on interface type, number of I/O channels, supply voltage, interrupt support, output drive capability, package type and system compatibility.
TomatoElec supplies original I/O Expanders from recognized semiconductor manufacturers such as Texas Instruments, NXP, Microchip, STMicroelectronics, onsemi, Diodes Incorporated, Renesas, Infineon and other major brands. As an in-stock electronic components supplier and independent distributor, TomatoElec provides inventory support, original component sourcing and BOM sourcing services for global customers.
| Photo | Mfr. Part # | Availability | Price | 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 |
94 | - |
|
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 |
33 | - |
|
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 |
55 | - |
|
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) |
|
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 |
|
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 |
