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| PartNumber | TCA9555DBT | TCA9555DBR | TCA9555 |
| Description | Interface - I/O Expanders I/O EXPANDER | Interface - I/O Expanders 1.65 to 5.5V, 16bit I/O Expander | |
| Manufacturer | Texas Instruments | Texas Instruments | TI |
| Product Category | Interface - I/O Expanders | Interface - I/O Expanders | Interface - I/O Expanders |
| RoHS | Y | Y | - |
| Number of I/Os | 16 I/O | 16 I/O | - |
| Interface Type | I2C, Serial, SMBus | I2C, Serial | I2C Serial SMBus |
| Maximum Clock Frequency | 400 kHz | 400 kHz | 400 kHz |
| Interrupt Output | With Interrupt | With Interrupt | Yes |
| Operating Supply Voltage | 1.65 V to 5.5 V | 5.5 V | 1.65 V to 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SSOP-24 | SSOP-24 | - |
| Packaging | Reel | Reel | Digi-ReelR Alternate Packaging |
| Features | Configuration Registers, Interrupt Pin | Configuration Registers, Interrupt Pin | POR |
| Output Current | 10 mA, 25 mA | - | - |
| Output Type | Open Drain | Push Pull | Push-Pull |
| Product | I/O Expanders | I/O Expanders | I/O Expanders |
| Series | TCA9555 | TCA9555 | TCA9555 |
| Type | I2C, SMBus | - | Remote I/O Expander |
| Brand | Texas Instruments | Texas Instruments | - |
| Operating Supply Current | 22 uA | - | - |
| Product Type | I/O Expanders | I/O Expanders | - |
| Factory Pack Quantity | 250 | 2000 | - |
| Subcategory | Interface ICs | Interface ICs | - |
| Supply Voltage Max | 5.5 V | - | - |
| Supply Voltage Min | 1.65 V | - | - |
| Unit Weight | 0.010529 oz | 0.010529 oz | 0.003157 oz |
| Package Case | - | - | TSSOP-24 |
| Operating Temperature | - | - | -40°C ~ 85°C |
| Mounting Type | - | - | Surface Mount |
| Interface | - | - | I2C, SMBus |
| Voltage Supply | - | - | 1.65 V ~ 5.5 V |
| Supplier Device Package | - | - | 24-TSSOP |
| Number of I O | - | - | 16 |
| Current Output Source Sink | - | - | 10mA, 25mA |
| Frequency Clock | - | - | 400kHz |
| Logic Family | - | - | TCA9555 |
| Number of I Os | - | - | 16 I/O |