SI4122-D-GT vs SI4122-BT Comparison
Detailed side-by-side comparison of SI4122-D-GT by Silicon Labs and SI4122-BT by Silicon Labs. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | SI4122-D-GT | SI4122-BT |
|---|---|---|
| Brand | Silicon Labs | Silicon Labs |
| Category | Clock & Timing | Clock & Timing |
| Lifecycle Status | Obsolete | Unknown |
| Product Type | Dual-band RF synthesizer with integrated VCOs | Frequency synthesizer IC |
| Manufacturer | Silicon Labs / Skyworks Solutions, Inc. | Silicon Labs |
| Lower RF Frequency Range | 750 MHz to 1500 MHz | — |
| Upper RF Frequency Range | 900 MHz to 1800 MHz | — |
| Reference Input Frequency Range | 2 MHz to 26 MHz | — |
| Supply Voltage Range | 2.7 V to 3.6 V | 2.7 V to 3.6 V |
| Supply Current | 18 mA to 27 mA | — |
| Output Configuration | RF2/IF output | — |
| Output Power | -14 dBm to 1 dBm | — |
| Harmonic Content | -26 dBc to -20 dBc | — |
| Device Frequency | 1.5 GHz | — |
| Architecture | Phase-locked loop with integrated VCOs | Dual-band RF synthesizer |
| Package | 24-pin TSSOP, 4.40 mm width | 24-pin TSSOP |
| Mounting Type | Surface mount | SMD/SMT |
| Application | Wireless communications | — |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | — |
| Phase Noise | [DATA_NEEDED: phase noise] | — |
| Lock Time | [DATA_NEEDED: PLL lock time] | — |
| Tuning Resolution | [DATA_NEEDED: tuning resolution] | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | — |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| Frequency | — | 1.5 GHz |
| Typical Supply Current | — | 18 mA |
| Standby Current | — | 1 µA |
| Integrated Blocks | — | Integrated VCOs, loop filters, varactors, and resonators |
| External Components Required | — | 2 minimum |
| Input-to-Output Ratio | — | 1:2 |
| Operating Mode | — | 3.6 V operation |
| Package Width | — | 0.173 in (4.40 mm) |
| Category | — | Clock/Timing - Clock Generators, PLLs, Frequency Synthesizers |
| RoHS | — | [DATA_NEEDED: RoHS status] |
| REACH | — | [DATA_NEEDED: REACH status] |
| Operating Temperature | — | [DATA_NEEDED: operating temperature range] |
| MSL Level | — | Level 3, 168 hours |
| HTSUS Code | — | 8542.39.0001 |