TCA9554DWR vs TCA9554DWT Comparison
Detailed side-by-side comparison of TCA9554DWR by Texas Instruments and TCA9554DWT by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | TCA9554DWR | TCA9554DWT |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Number of I/O Ports | 8 ports | — |
| I/O Direction | Configurable input or output | — |
| Interface Type | I2C/SMBus | — |
| Operating Supply Voltage Range | 1.65 V to 5.5 V | 1.65 V to 5.5 V |
| Maximum I2C Clock Frequency | 400 kHz | 400 kHz |
| Hardware Address Inputs | 3 inputs, A0/A1/A2 | — |
| Maximum Devices per I2C Bus | 8 devices | — |
| Interrupt Output | 1 open-drain interrupt output | Yes |
| Configuration Registers | 8-bit input and output configuration registers | Input, output, and polarity-inversion configuration registers |
| Input Pull-Up Capability | Weak pull-ups | — |
| Package | 16-pin SOIC | 16-pin SOIC |
| Mounting Type | Surface mount | Surface mount |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| Supply Current | [DATA_NEEDED: typical and maximum supply current] | [DATA_NEEDED: typical and maximum supply current] |
| Input Logic Levels | [DATA_NEEDED: input voltage thresholds] | — |
| Output Logic Levels | [DATA_NEEDED: output voltage levels] | — |
| Output Drive Current | [DATA_NEEDED: output sink and source current] | — |
| Standby Current | [DATA_NEEDED: standby current] | — |
| Power-On Reset | Device returns to default state when supply voltage is cycled | — |
| RoHS Status | unknown | [DATA_NEEDED: RoHS status] |
| REACH Status | unknown | [DATA_NEEDED: REACH status] |
| Device Type | — | 8-bit I2C/SMBus I/O expander |
| Number of I/O Lines | — | 8 lines |
| Interface | — | I2C/SMBus |
| Supported Standard-Mode Clock Frequency | — | 100 kHz |
| Supported Fast-Mode Clock Frequency | — | 400 kHz |
| Number of Pins | — | 16 pins |
| General-Purpose Input Ports | — | 8 configurable input lines |
| General-Purpose Output Ports | — | 8 configurable output lines |
| Address Configuration Inputs | — | 3 address pins |
| Internal Pull-Up Capability | — | Weak pull-ups |
| AEC-Q100 Qualification | — | [DATA_NEEDED: AEC-Q100 qualification status] |