DC2566A Analog Devices

DEMO MANUAL DC2566A LTC5553 3GHz to 20GHz Passive Bidirectional Mixer Description Absolute M A Mu M i rA Demonstration circuit DC2566A is optimized for evaluation of the LTC 5553 passive double-balanced mixer. Its RF Supply Voltage (V ) ...............................................4.0V CC port is broadband matched from 3GHz to 20GHz, and the Enable Input Voltage (EN) .................0.3V to VCC+0.3V internal LO amplifier, requiring only a 0dBm drive level, LO Input Power (1GHz to 12GHz) .........................10dBm is broadband matched to 50 from 1GHz to 20GHz with LO Input DC Voltage ............................................... 0.1V 10dB Return Loss. The single-ended IF output is broadband RF Power (3GHz to 20GHz) ..................................20dBm matched from 500MHz to 9GHz. The LTC5553 can be RF DC Voltage ........................................................ 0.1V used for upconverting and downconverting applications. IF Power (0.5GHz to 9GHz) ..................................20dBm IF DC Voltage ......................................................... 0.1V Design files for this circuit board are available at Operating Temperature Range (T ) ........ 40C to 105C DEMO MANUAL DC2566A p roper test s SPECTRUM ANALYZER SIGNAL GENERATOR 2 3dB SIGNAL GENERATOR 1 SIGNAL 3dB 6dB GENERATOR 3 3dB POWER SUPPLY + 3.3V DC DC2566 F02 Figure 2. Test setup for Downconverting Mixer Two-Tone Measurements SIGNAL GENERATOR 2 3dB SIGNAL 3dB GENERATOR 3 3dB SIGNAL SPECTRUM GENERATOR ANALYZER 1 6dB POWER SUPPLY + 3.3V DC DC2566 F03 Figure 3. Test setup for Upconverting Mixer Two-Tone Measurements dc2566af 2 etups