From this set, TS63210K is the closest functional candidate but only for reviewed lower-frequency redesigns.
Best Alternatives to PE4259-63
PE4259-63 is an active pSemi SPDT RF switch in SC-70-6. No reviewed candidate is a proven pin-compatible replacement.
AI replacement insight
Electrical riskhigh
3GHz, P1dB, ESD, and supply not matched.
Package riskhigh
No SC-70-6 candidate found.
Firmware riskmedium
Control logic not compared.
Sourcing risklow
Target and TS63210K are active.
Can it be replaced directly?
No pin-compatible replacement is verified from these candidates.
Best replacement path
Use TS63210K only for FAE review in lower-frequency redesigns.
Main risk
Package, pinout, and RF range do not match.
Recommended alternatives
Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.
Alternative comparison matrix
| Feature / factor | PE4259-63 | TS63210K | Alt 2 | Alt 3 | Compatibility / risk |
|---|---|---|---|---|---|
| Application | SPDT, 10MHz-3GHz | SPDT, 1MHz-1GHz | SPDT, 1MHz-1GHz — Does not cover 3GHz | ||
| Package | SC-70-6 | 16-VFQFN EP | 16-VFQFN EP — Board change likely | ||
| Pinout | 6 pins | pin count missing | pin count missing — No pin match proof | ||
| Voltage | 1.8V to 3.3V | not listed | not listed — Supply unknown | ||
| Lifecycle | Active | Active | Active — Catalog active |