Product overview
SX421 — RF Front Ends. High-OIP3 amp; 0.01–4 GHz, 43 dBm OIP3. Reference part: TQP3M9009. Request current specifications and availability from SHENXIN TECH.
| Type | High-OIP3 amp |
|---|---|
| Key Specs | 0.01–4 GHz, 43 dBm OIP3 |
| Mapping | Alternative candidate; pin compatibility is not confirmed |
| Reference part | TQP3M9009 |
Source: SHENXIN TECH Product Brochure 2026, page 26. This summary does not replace the full datasheet. Confirm electrical limits, package, pinout and interface requirements before design-in.