Verfügbar 24/7 unter
0755-82798135E/A-Expander
I/O-Expander sind Interface-ICs, die die Anzahl der verfügbaren Ein- und Ausgänge von Mikrocontrollern, Prozessoren und Embedded-Systemen erweitern. Sie werden häufig in der Industrieelektronik, Kommunikationstechnik, Unterhaltungselektronik, Automobilelektronik, Medizintechnik, IoT-Produkten, Smart-Home-Geräten und Embedded-Control-Anwendungen eingesetzt.
Diese Kategorie umfasst GPIO-Expander, I2C-I/O-Expander, SPI-I/O-Expander, Port-Expander, Keypad-Interface-Expander, LED-Control-Expander und verwandte Schnittstellensteuerungskomponenten. Die Auswahl erfolgt häufig nach Schnittstellentyp, Anzahl der I/O-Kanäle, Versorgungsspannung, Interrupt-Unterstützung, Ausgangstreiberfähigkeit, Gehäusetyp und Systemkompatibilität.
TomatoElec liefert originale I/O-Expander von anerkannten Halbleiterherstellern wie Texas Instruments, NXP, Microchip, STMicroelectronics, onsemi, Diodes Incorporated, Renesas, Infineon und weiteren wichtigen Marken. Als lagerführender Lieferant und unabhängiger Distributor für elektronische Komponenten bietet TomatoElec Bestandsunterstützung, Originalbauteil-Beschaffung und BOM-Sourcing für internationale Kunden.
| Foto | Hersteller-Teilenr. | Verfügbarkeit | Preis | Menge | Datenblatt | Serie | Verpackung/Gehäuse | Verpackung | Produktstatus | Programmierbar | Anzahl der E/A | Schnittstelle | Interrupt-Ausgang | Funktionen | Ausgabetyp | Strom - Ausgangsquelle/-senke | Taktfrequenz | Spannung - Versorgung | Betriebstemperatur | Klasse | Qualifizierung | Montageart | Lieferant Gerätepaket |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
MCP23S08T-E/SOIC XPNDR 10MHZ SPI 18SOIC |
18,664 | - |
|
Datenblatt |
- | 18-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | SPI | Yes | POR | Push-Pull | 25mA | 10 MHz | 1.8V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 18-SOIC |
|
PCA9557PW,118IC XPND 400KHZ I2C SMBUS 16TSSOP |
4,742 | - |
|
Datenblatt |
- | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C, SMBus | No | POR | Open Drain, Push-Pull | 10mA, 20mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
|
MCP23S08-E/SOIC XPNDR 10MHZ SPI 18SOIC |
2,699 | - |
|
Datenblatt |
- | 18-SOIC (0.295", 7.50mm Width) | Tube | Active | Not Verified | 8 | SPI | Yes | POR | Push-Pull | 25mA | 10 MHz | 1.8V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 18-SOIC |
|
MCP23008-E/PIC XPNDR 1.7MHZ I2C 18DIP |
219 | - |
|
Datenblatt |
- | 18-DIP (0.300", 7.62mm) | Tube | Active | Not Verified | 8 | I2C | Yes | POR | Push-Pull | 25mA | 1.7 MHz | 1.8V ~ 5.5V | -40°C ~ 125°C | - | - | Through Hole | 18-PDIP |
|
MCP23S08T-E/SSIC XPNDR 10MHZ SPI 20SSOP |
10,536 | - |
|
Datenblatt |
- | 20-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | SPI | Yes | POR | Push-Pull | 25mA | 10 MHz | 1.8V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 20-SSOP |
|
|
TCA6416ARTWRIC XPNDR 400KHZ I2C SMBUS 24WQFN |
8,908 | - |
|
Datenblatt |
- | 24-WFQFN Exposed Pad | 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-WQFN (4x4) |
|
PCA9534BS3,118IC XPND 400KHZ I2C SMBUS 16HVQFN |
5,464 | - |
|
Datenblatt |
- | 16-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-HVQFN (3x3) |
|
PCA9670BS,118IC XPNDR 1MHZ I2C 16HVQFN |
5,331 | - |
|
Datenblatt |
- | 16-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 8 | I2C | No | POR | Push-Pull | 100µA, 25mA | 1 MHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-HVQFN (3x3) |
|
PCA9554PW,112IC XPND 400KHZ I2C SMBUS 16TSSOP |
3,344 | - |
|
Datenblatt |
- | 16-TSSOP (0.173", 4.40mm Width) | Tube | Last Time Buy | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
|
MCP23S08-E/SSIC XPNDR 10MHZ SPI 20SSOP |
2,304 | - |
|
Datenblatt |
- | 20-SSOP (0.209", 5.30mm Width) | Tube | Active | Not Verified | 8 | SPI | Yes | POR | Push-Pull | 25mA | 10 MHz | 1.8V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 20-SSOP |
|
PCA9554D,118IC XPNDR 400KHZ I2C SMBUS 16SO |
772 | - |
|
Datenblatt |
- | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | 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 |
|
PCA9554APW,118IC XPND 400KHZ I2C SMBUS 16TSSOP |
7,288 | - |
|
Datenblatt |
- | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C, SMBus | Yes | POR | Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
|
PCA6416APW,118IC XPND 400KHZ I2C SMBUS 24TSSOP |
5,256 | - |
|
Datenblatt |
- | 24-TSSOP (0.173", 4.40mm 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-TSSOP |
|
PCA6416AHF,128IC XPND 400KHZ I2C SMBUS 24HWQFN |
558 | - |
|
Datenblatt |
- | 24-WFQFN Exposed Pad | 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-HWQFN (4x4) |
|
PCA9554ADB,118IC XPNDR 400KHZ I2C SMBUS 16SSOP |
703 | - |
|
Datenblatt |
- | 16-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | 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 |
|
PCF8574PWRIC XPNDR 100KHZ I2C 20TSSOP |
2,083 | - |
|
Datenblatt |
- | 20-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C | Yes | POR | Push-Pull | 1mA, 25mA | 100 kHz | 2.5V ~ 6V | -40°C ~ 85°C | - | - | Surface Mount | 20-TSSOP |
|
PCA9557D,118IC XPNDR 400KHZ I2C SMBUS 16SO |
508 | - |
|
Datenblatt |
- | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Last Time Buy | Not Verified | 8 | I2C, SMBus | No | POR | Open Drain, Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-SO |
|
PCA9557BS,118IC XPND 400KHZ I2C SMBUS 16HVQFN |
278 | - |
|
Datenblatt |
- | 16-VQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 8 | I2C, SMBus | No | POR | Open Drain, Push-Pull | 10mA, 25mA | 400 kHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-HVQFN (4x4) |
|
MCP23017T-E/SOIC XPNDR 1.7MHZ I2C 28SOIC |
11,036 | - |
|
Datenblatt |
- | 28-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Not Verified | 16 | I2C | Yes | POR | Push-Pull | 25mA | 1.7 MHz | 1.8V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 28-SOIC |
|
MCP23017-E/SOIC XPNDR 1.7MHZ I2C 28SOIC |
3,308 | - |
|
Datenblatt |
- | 28-SOIC (0.295", 7.50mm Width) | Tube | Active | Not Verified | 16 | I2C | Yes | POR | Push-Pull | 25mA | 1.7 MHz | 1.8V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 28-SOIC |

