RF Design

Transmit Chain

• Texas Instruments DAC37J82 16-bit 1.6 GSPS DAC (4x interpolating at 640 MSPS)
• Butterworth image filter
• Marki Microwave MMIQ-0520HSM IQ upconverter from 160 MHz IF IQ
• Mini-Circuits AVA-24A+ RF amplifier
• Qorvo TGL2223-SM digital attenuator
• Analog Devices HMC634LC4 RF amplifier
• Field-replaceable SMA connector

Receive Chain

• Field-replaceable SMA connector
• Qorvo TGA2227-SM GaN LNA
• Qorvo TGL2223-SM digital attenuator
• Marki Microwave MMIQ-0520HSM IQ downconverter to 160 MHz IF IQ
• Mini-Circuits LHA13-LN+ IF amplifiers
• Cauer (elliptic) alias filters (120 MHz passband)
• Texas Instruments LMH6521 ADC driver
• Texas Instruments ADC32J45 14-bit 160 MSPS ADC

Clocking

• 10 MHz reference input
• Crystek CVHD-950 80 MHz low phase noise VCXO
• Texas Instruments LMK04828 clock generator (dual-PLL mode w/VCXO)

Local Oscillators

• Texas Instruments LMX2594 synthesizer (160 MHz reference input)
• Analog Devices HMC451LP3 mixer driver (5-15 GHz)
• Analog Devices HMC814LC3 active doubler (15-22 GHz)