TCA9517DGKR vs PCA9517ADMR2G Comparison
Detailed side-by-side comparison of TCA9517DGKR by Texas Instruments and PCA9517ADMR2G by onsemi. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | TCA9517DGKR | PCA9517ADMR2G |
|---|---|---|
| Brand | Texas Instruments | onsemi |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.65 | $0.62 |
| Function | Level-translating I2C/SMBus buffer, repeater | Level-Translating I2C-Bus Repeater / Buffer (ReDriver) |
| Channels | 2 (bidirectional SDA, SCL) | — |
| Circuits | 1 | — |
| Maximum Operating Frequency | 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 | — |
| Supply Restriction | VCCA <= VCCB | — |
| Enable Pin | Yes (EN) | Yes (EN, active control) |
| Powered-Off High Impedance | Yes (I2C pins high-Z when supply off) | — |
| Response Time | 110 ns (typical, per TCA9517 family data) | — |
| Package | 8-VSSOP (DGK), 3.00 mm width | MSOP-8 (DM) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 1 (260C unlimited) | [DATA_NEEDED: MSL rating] |
| RoHS Status | Compliant | RoHS3 Compliant |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40C to +85C [DATA_NEEDED: confirm from datasheet] |
| Quiescent Current | [DATA_NEEDED: quiescent current] | — |
| Number of Channels | — | 2 (bidirectional) |
| 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) |
| Output Type | — | Open-drain (wired-AND) |
| Prefix Suffix Code | — | R2G (Tape and Reel, 2.5 k units) |