SI4122-D-GT vs SI4123-D-GTR Comparison

Detailed side-by-side comparison of SI4122-D-GT by Silicon Labs and SI4123-D-GTR by Skyworks Solutions. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.

Silicon Labs
SI4122-D-GT SI4122-D-GT - Dual-Band RF Synthesizer | Silicon Labs

SI4122-D-GT - Dual-Band RF Synthesizer | Silicon Labs

SI4122-D-GT Obsolete

Specification Comparison

Parameter SI4122-D-GT SI4123-D-GTR
Brand Silicon Labs Skyworks Solutions
Category Clock & Timing Clock & Timing
Lifecycle Status Obsolete Unknown
Product Type Dual-band RF synthesizer with integrated VCOs —
Manufacturer Silicon Labs / Skyworks Solutions, Inc. —
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 —
Package 24-pin TSSOP, 4.40 mm width 24-pin TSSOP, 0.173 inch width, 4.40 mm width
Mounting Type Surface mount Surface mount
Application Wireless communications —
Operating Temperature Range [DATA_NEEDED: operating temperature range] [DATA_NEEDED: operating temperature range]
Phase Noise [DATA_NEEDED: phase noise] [DATA_NEEDED: phase-noise specifications]
Lock Time [DATA_NEEDED: PLL lock time] —
Tuning Resolution [DATA_NEEDED: tuning resolution] —
RoHS Status [DATA_NEEDED: RoHS status] RoHS indicated for SI4123-D-GTR in verified comparison data
REACH Status [DATA_NEEDED: REACH status] —
Device Type — Dual-band RF frequency synthesizer with integrated VCOs
Primary Frequency Range — 900 MHz to 1800 MHz
Secondary Frequency Range — 750 MHz to 1500 MHz
Maximum Stated Frequency — 1.8 GHz
Output Power Range — -14 dBm to +1 dBm
Harmonic Level Range — -26 dBc to -20 dBc
Supply Current Range — 18 mA to 27 mA
Integrated VCOs — 2 integrated VCOs
Product Category — Phase-locked loop / RF synthesizer
Application Domain — Wireless personal communications
Input Reference Frequency — [DATA_NEEDED: input reference frequency]
Loop Filter — [DATA_NEEDED: recommended loop-filter values]
Output Interface — RF and IF frequency-synthesis outputs; exact pin mapping [DATA_NEEDED]

Datasheets & Resources

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