PCA9518DW vs PCA9545ADGVRG4 Comparison
Detailed side-by-side comparison of PCA9518DW by Texas Instruments and PCA9545ADGVRG4 by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Texas Instruments
PCA9545ADGVRG4 - 4-Ch I2C/SMBus Mux, 20-TVSOP | Texas Instruments
PCA9545ADGVRG4 ✓ ActiveSpecification Comparison
| Parameter | PCA9518DW | PCA9545ADGVRG4 |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Interface ICs | Logic ICs |
| Lifecycle Status | Active | Active |
| Device Type | Expandable five-channel bidirectional I2C/SMBus buffer hub | — |
| Number of Downstream Channels | 5 channels | — |
| Supply Voltage Range | 3 V to 3.6 V | [DATA_NEEDED: full supply voltage range] |
| Maximum I2C Bus Frequency | 400 kHz | — |
| Protocol Support | I2C and SMBus | — |
| Signal Direction | Bidirectional | — |
| Maximum Bus Capacitance per Group | 400 pF | — |
| Bus Segmentation | Buffered SDA and SCL groups separated from the upstream bus | — |
| Package | 20-SOIC (0.295 inch, 7.50 mm width) | 20-TFSOP / TVSOP (0.173 in, 4.40 mm width, 0.4 mm pitch) |
| Mounting Type | Surface mount | Surface Mount |
| Category | Interface ICs - I/O expanders | — |
| Number of Pins | 20 pins | — |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | — |
| Propagation Delay | [DATA_NEEDED: propagation delay] | — |
| Quiescent Current | [DATA_NEEDED: quiescent current] | — |
| Input High Voltage | [DATA_NEEDED: input high-voltage threshold] | — |
| Input Low Voltage | [DATA_NEEDED: input low-voltage threshold] | — |
| Output High Voltage | [DATA_NEEDED: output high voltage] | — |
| Output Low Voltage | [DATA_NEEDED: output low voltage] | — |
| I2C Address | [DATA_NEEDED: I2C address] | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS compliance status] |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification status] | — |
| Function | — | 4-Channel I2C and SMBus Multiplexer / Switch |
| Number of Channels | — | 4 |
| Interface | — | I2C, SMBus |
| Nominal Supply Voltage | — | 2.5 V |
| I/O Tolerance | — | 5.5 V tolerant (all I/O pins) |
| Pass-Gate Voltage | — | 2.5 V nominal |
| Address Pins | — | A0, A1 (programmable slave address) |
| Reset Input | — | /RESET (hardware reset) |
| Interrupt Inputs | — | 4 (/INT0 to /INT3, open-drain) |
| Terminations | — | 20 |
| Package Shape | — | Rectangular |
| Datasheet Pages | — | 37 |
| Operating Temperature | — | [DATA_NEEDED: operating temperature range] |