PCA9517ADMR2G vs TCA9517DGKRQ1 Comparison
Detailed side-by-side comparison of PCA9517ADMR2G by onsemi and TCA9517DGKRQ1 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 | PCA9517ADMR2G | TCA9517DGKRQ1 |
|---|---|---|
| Brand | onsemi | Texas Instruments |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.62 | $0.46 |
| Function | Level-Translating I2C-Bus Repeater / Buffer (ReDriver) | Level-translating I2C/SMBus buffer/repeater |
| Number of Channels | 2 (bidirectional) | 2 (1 bidirectional circuit) |
| Low-Voltage Side Range (VCC1) | 0.9 V to 3.0 V [DATA_NEEDED: exact upper limit] | — |
| High-Voltage Side Range (VCC2) | 2.7 V to 5.5 V | — |
| Supported Buses | I2C-bus, SMBus | — |
| Data Rate Support | Standard and Fast mode [DATA_NEEDED: maximum kHz] | — |
| Capacitance Isolation | Yes (buffers both bus segments) | — |
| Rise-Time Accelerator | Yes (keeper on high-voltage side) | — |
| Enable Pin | Yes (EN, active control) | Yes (EN) |
| Output Type | Open-drain (wired-AND) | Open-drain |
| Package | MSOP-8 (DM) | VSSOP (DGK), 8 pins |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C [DATA_NEEDED: confirm from datasheet] | -40C to +125C |
| RoHS Status | RoHS3 Compliant | Compliant |
| Prefix Suffix Code | R2G (Tape and Reel, 2.5 k units) | — |
| MSL Level | [DATA_NEEDED: MSL rating] | — |
| Data Rate | — | 400 kHz (fast-mode I2C) |
| VCCA Supply Range | — | 0.9 V to 5.5 V |
| VCCB Supply Range | — | 2.7 V to 5.5 V |
| Translation Direction | — | Bidirectional (up and down) |
| Protocol Support | — | I2C, SMBus |
| Powered-Off High Impedance | — | Yes |
| Automotive Qualification | — | AEC-Q100 qualified |
| Bus Capacitance Isolation | — | Yes (buffer/repeater function) |