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LT5521 датащи(PDF) 3 Page - Linear Technology |
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LT5521 датащи(HTML) 3 Page - Linear Technology |
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3 / 16 page ![]() LT5575 3 5575f AC ELECTRICAL CHARACTERISTICS PARAMETER CONDITIONS MIN TYP MAX UNITS RF Input Frequency Range No External Matching (High Band) With External Matching (Low Band, Mid Band) 1.5 to 2.7 0.8 to 1.5 GHz GHz LO Input Frequency Range No External Matching (High Band) With External Matching (Low Band, Mid Band) 1.5 to 2.7 0.8 to 1.5 GHz GHz Baseband Frequency Range DC to 490 MHz Baseband I/Q Output Impedance Single-Ended 65Ω// 5pF RF Input Return Loss ZO = 50Ω, 1.5GHz to 2.7GHz, Internally Matched >10 dB LO Input Return Loss ZO = 50Ω, 1.5GHz to 2.7GHz, Internally Matched >10 dB LO Input Power –13 to 5 dBm Test circuit shown in Figure 1. (Notes 2, 3) AC ELECTRICAL CHARACTERISTICS PARAMETER CONDITIONS MIN TYP MAX UNITS Conversion Gain Voltage Gain, RLOAD = 1kΩ RF = 900MHz (Note 5) RF = 1900MHz RF = 2100MHz RF = 2500MHz 3 4.2 3.5 2 dB dB dB dB Noise Figure (Double-Side Band, Note 4) RF = 900MHz (Note 5) RF = 1900MHz RF = 2100MHz RF = 2500MHz 12.8 12.7 13.6 15.7 dB dB dB dB Input 3rd-Order Intercept RF = 900MHz (Note 5) RF = 1900MHz RF = 2100MHz RF = 2500MHz 28 22.6 22.7 23.3 dBm dBm dBm dBm Input 2nd-Order Intercept RF = 900MHz (Note 5) RF = 1900MHz RF = 2100MHz RF = 2500MHz 54.1 60 56 52.3 dBm dBm dBm dBm Input 1dB Compression RF = 900MHz (Note 5) RF = 1900MHz RF = 2100MHz RF = 2500MHz 13.2 11.2 11 12.3 dBm dBm dBm dBm I/Q Gain Mismatch RF = 900MHz (Note 5) RF = 1900MHz RF = 2100MHz RF = 2500MHz 0.03 0.01 0.04 0.04 dB dB dB dB I/Q Phase Mismatch RF = 900MHz (Note 5) RF = 1900MHz RF = 2100MHz RF = 2500MHz 0.5 0.4 0.6 0.2 ° ° ° ° LO to RF Leakage RF = 900MHz (Note 5) RF = 1900MHz RF = 2100MHz RF = 2500MHz –60.8 –64.6 –60.2 –51.2 dBm dBm dBm dBm VCC = +5V, EN = High, TA = 25°C, PRF = –10dBm (–10dBm/tone for 2-tone IIP2 and IIP3 tests), Baseband Frequency = 1MHz (0.9MHz and 1.1MHz for 2-tone tests), PLO = 0dBm, unless otherwise noted. (Notes 2, 3, 6) |
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