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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
CMS82C55AZIC XPNDR PARALLEL 44PLCC |
1,007 | - |
|
Datasheet |
- | 44-LCC (J-Lead) | Bulk | 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) |
|
MAX7300AAX+TIC XPNDR 400KHZ I2C 36SSOP |
772 | - |
|
Datasheet |
- | 36-BSOP (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Not Verified | 28 | I2C | Yes | - | Push-Pull | 4.5mA, 10mA | 400 kHz | 2.5V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 36-SSOP |
|
IMQ82C55AZIC XPNDR PARALLEL 44MQFP |
705 | - |
|
Datasheet |
- | 44-QFP | Tray | Active | Not Verified | 24 | Parallel | No | - | Open Drain | 2.5mA | - | 4.5V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 44-MQFP (10x10) |
|
MAX1608EEE+IC XPNDR 100KHZ SMBUS 16QSOP |
0 | - |
|
- |
- | 16-SSOP (0.154", 3.90mm Width) | Tube | Active | Not Verified | 8 | SMBus | No | POR | Open Drain | - | 100 kHz | 2.7V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-QSOP |
|
NTC6416ANLTS1NTC6416ANLTS1 |
0 | - |
|
- |
- | - | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
JLC1562BFELIC XPNDR 100KHZ I2C 16SOEIAJ |
0 | - |
|
Datasheet |
- | 16-SOIC (0.209", 5.30mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C | No | DAC, POR | Open Drain | - | 100 kHz | 4.2V ~ 6V | -40°C ~ 85°C | - | - | Surface Mount | 16-SOEIAJ |
|
JLC1562BFIC XPNDR 100KHZ I2C 16SOEIAJ |
0 | - |
|
Datasheet |
- | 16-SOIC (0.209", 5.30mm Width) | Tube | Obsolete | Not Verified | 8 | I2C | No | DAC, POR | Open Drain | - | 100 kHz | 4.2V ~ 6V | -40°C ~ 85°C | - | - | Surface Mount | 16-SOEIAJ |
|
JLC1562BNIC XPNDR 100KHZ I2C 16DIP |
0 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Not Verified | 8 | I2C | No | DAC, POR | Open Drain | - | 100 kHz | 4.2V ~ 6V | -40°C ~ 85°C | - | - | Through Hole | 16-PDIP |
|
PCA9574PW,112IC XPND 400KHZ I2C SMBUS 16TSSOP |
0 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 1mA, 3mA | 400 kHz | 1.1V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
|
PCA9556PW,118IC XPND 100KHZ I2C SMBUS 16TSSOP |
5,000 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Bulk | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Open Drain, Push-Pull | 10mA, 20mA | 100 kHz | 3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
|
CAT9554WI-GIC XPNDR 400KHZ I2C SMBUS 16SOIC |
0 | - |
|
Datasheet |
CAT9554 | 16-SOIC (0.154", 3.90mm Width) | Bulk | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | - | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-SOIC |
|
PCA9554AD,112IC XPNDR 400KHZ I2C SMBUS 16SO |
0 | - |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-SO |
|
PCA9554ADB,112IC XPNDR 400KHZ I2C SMBUS 16SSOP |
0 | - |
|
Datasheet |
- | 16-SSOP (0.209", 5.30mm Width) | Tube | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-SSOP |
|
LC709004A-TLM-EIO EXPANDER |
4,000 | - |
|
- |
* | - | Bulk | Active | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
XRA1201PIG24TR-FIC XPND 400KHZ I2C SMBUS 24TSSOP |
0 | - |
|
Datasheet |
- | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 16 | I2C, SMBus | Yes | - | Open Drain | - | 400 kHz | 1.65V ~ 3.6V | -40°C ~ 85°C | - | - | Surface Mount | 24-TSSOP |
|
CAT9554HV4I-GT2IC XPNDR 400KHZ I2C SMBUS 16TQFN |
0 | - |
|
Datasheet |
- | 16-WQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 24mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TQFN (4x4) |
|
AAT4292IJQ-T1IC I/O EXPANDER 7B SC70JW-10 |
5,198 | - |
|
Datasheet |
* | - | Tape & Reel (TR) | Obsolete | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
JLC1562BFELGIC XPNDR 100KHZ I2C 16SOEIAJ |
0 | - |
|
Datasheet |
- | 16-SOIC (0.209", 5.30mm Width) | Tape & Reel (TR) | Obsolete | Not Verified | 8 | I2C | No | DAC, POR | Open Drain | - | 100 kHz | 4.2V ~ 6V | -40°C ~ 85°C | - | - | Surface Mount | 16-SOEIAJ |
|
JLC1562BNGIC XPNDR 100KHZ I2C 16DIP |
0 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Not Verified | 8 | I2C | No | DAC, POR | Open Drain | - | 100 kHz | 4.2V ~ 6V | -40°C ~ 85°C | - | - | Through Hole | 16-PDIP |
|
JLC1562BFGIC XPNDR 100KHZ I2C 16SOEIAJ |
0 | - |
|
Datasheet |
- | 16-SOIC (0.209", 5.30mm Width) | Tube | Obsolete | Not Verified | 8 | I2C | No | DAC, POR | Open Drain | - | 100 kHz | 4.2V ~ 6V | -40°C ~ 85°C | - | - | Surface Mount | 16-SOEIAJ |
