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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
PCA9674PW,118IC XPNDR 1MHZ I2C 16TSSOP |
4,125 | - |
|
Datenblatt |
- | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C | Yes | POR | Push-Pull | 100µA, 25mA | 1 MHz | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
|
PCA9555PW,118IC XPND 400KHZ I2C SMBUS 24TSSOP |
91,090 | - |
|
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 | 2.3V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-TSSOP |
|
TCA6424ARGJRIC XPNDR 400KHZ I2C SMBUS 32UQFN |
2,823 | - |
|
Datenblatt |
- | 32-UFQFN Exposed Pad | Tape & Reel (TR) | Active | 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) |
|
TCAL6416RTWR16-BIT TRANSLATING IC-BUS/SMBUS |
2,068 | - |
|
Datenblatt |
- | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | - | 16 | I2C | Yes | POR | Open Drain, Push-Pull | 10mA, 25mA | 100 kHz | 1.08V ~ 3.6V | -40°C ~ 125°C | - | - | Surface Mount | 24-WQFN (4x4) |
|
PCAL9538APWJIC XPND 400KHZ I2C SMBUS 16TSSOP |
4,602 | - |
|
Datenblatt |
Agile | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 8 | I2C, SMBus | Yes | POR | Open Drain, Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 16-TSSOP |
|
PI4IOE5V6416ZDEXIC XPNDR 400KHZ I2C 24TQFN |
6,375 | - |
|
Datenblatt |
- | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 16 | I2C | Yes | POR | Open Drain, Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-TQFN (4x4) |
|
PCA9535APW,118IC XPND 400KHZ I2C SMBUS 24TSSOP |
5,118 | - |
|
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 |
|
PCA9701PW,118IC XPNDR 5MHZ SPI SERIAL 24TSSOP |
4,327 | - |
|
Datenblatt |
- | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 16 (Input Only) | SPI Serial | Yes | - | Push-Pull | - | 5 MHz | 2.5V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 24-TSSOP |
|
PCA9555APW,118IC XPND 400KHZ I2C SMBUS 24TSSOP |
2,078 | - |
|
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 |
|
PCAL9555APW,118IC XPND 400KHZ I2C SMBUS 24TSSOP |
1,012 | - |
|
Datenblatt |
Agile | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Not Verified | 16 | I2C, SMBus | Yes | POR | Open Drain, Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-TSSOP |
|
MCP23S17T-E/MLIC XPNDR 10MHZ SPI 28QFN |
34,710 | - |
|
Datenblatt |
- | 28-VQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 16 | SPI | Yes | POR | Push-Pull | 25mA | 10 MHz | 1.8V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 28-QFN (6x6) |
|
MCP23018T-E/MJIC XPNDR 3.4MHZ I2C 24QFN |
6,076 | - |
|
Datenblatt |
- | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 16 | I2C | Yes | POR | Open Drain | 25mA | 3.4 MHz | 1.8V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 24-QFN (4x4) |
|
MCP23018-E/MJIC XPNDR 3.4MHZ I2C 24QFN |
1,846 | - |
|
Datenblatt |
- | 24-VFQFN Exposed Pad | Tube | Active | Not Verified | 16 | I2C | Yes | POR | Open Drain | 25mA | 3.4 MHz | 1.8V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 24-QFN (4x4) |
|
TCA9539QPWRQ1IC XPND 400KHZ I2C SMBUS 24TSSOP |
3,472 | - |
|
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 ~ 3.6V | -40°C ~ 125°C | Automotive | AEC-Q100 | Surface Mount | 24-TSSOP |
|
PCA9539AHF,128IC XPND 400KHZ I2C SMBUS 24HWQFN |
20,005 | - |
|
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) |
|
TCAL9539RTWRQ1AUTOMOTIVE 16-BIT LOW VOLTAGE IC |
7,329 | - |
|
Datenblatt |
- | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | - | 16 | I2C, SMBus | Yes | POR | Open Drain, Push-Pull | 10mA, 25mA | 1 MHz | 1.08V ~ 3.6V | -40°C ~ 125°C | - | - | Surface Mount | 24-WQFN (4x4) |
|
PCAL9555AHF,128IC XPNDR 400KHZ I2C 24HWQFN |
2,208 | - |
|
Datenblatt |
Agile | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | 16 | I2C | Yes | POR | Open Drain, Push-Pull | 10mA, 25mA | 400 kHz | 1.65V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 24-HWQFN (4x4) |
|
MCP23016-I/SOIC XPNDR 400KHZ I2C 28SOIC |
830 | - |
|
Datenblatt |
- | 28-SOIC (0.295", 7.50mm Width) | Tube | Active | Not Verified | 16 | I2C | Yes | POR | Push-Pull | 25mA | 400 kHz | 2V ~ 5.5V | -40°C ~ 85°C | - | - | Surface Mount | 28-SOIC |
|
PCA9555AHF,128IC XPND 400KHZ I2C SMBUS 24HWQFN |
42,324 | - |
|
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) |
|
MCP23S18-E/MJIC XPNDR 10MHZ SPI 24QFN |
8,985 | - |
|
Datenblatt |
- | 24-VFQFN Exposed Pad | Tube | Active | Not Verified | 16 | SPI | Yes | - | Open Drain | 25mA | 10 MHz | 1.8V ~ 5.5V | -40°C ~ 125°C | - | - | Surface Mount | 24-QFN (4x4) |

