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MAX2021 датащи(PDF) 4 Page - Maxim Integrated Products |
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MAX2021 датащи(HTML) 4 Page - Maxim Integrated Products |
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4 / 14 page ![]() High-Dynamic-Range, Direct Up-/Downconversion 750MHz to 1200MHz Quadrature Mod/Demod 4 _______________________________________________________________________________________ Typical Operating Characteristics (MAX2021 Typical Application Circuit, VCC = +4.75V to +5.25V, GND = 0V, I/Q differential inputs driven from a 100 Ω DC-coupled source, 0V common-mode input, PLO = 0dBm, 750MHz ≤ fLO ≤ 1200MHz, 50Ω LO and RF system impedance, R1 = 432Ω, R2 = 619Ω, R3 = 332 Ω, TC = -40°C to +85°C. Typical values are at VCC = +5V, VBBI = 1.4VP-P differential, VBBQ = 1.4VP-P differential, fIQ = 1MHz, fLO = 900MHz, TC = +25°C, unless otherwise noted.) TOTAL SUPPLY CURRENT vs. TEMPERATURE (TC) TEMPERATURE ( °C) 60 35 10 -15 220 240 260 280 VCC = 4.75V VCC = 5.0V 300 200 -40 85 VCC = 5.25V ACLR vs. OUTPUT POWER PER CARRIER OUTPUT POWER PER CARRIER (dBm) -17 -27 -37 -78 -76 -74 -72 -70 -68 -66 -64 -62 -60 -80 -47 -7 SINGLE-CARRIER WCDMA ADJACENT CHANNEL ALTERNATE CHANNEL ACLR vs. OUTPUT POWER PER CARRIER OUTPUT POWER PER CARRIER (dBm) -17 -27 -37 -78 -76 -74 -72 -70 -68 -66 -64 -62 -60 -80 -47 -7 ADJACENT CHANNEL ALTERNATE CHANNEL TWO-CARRIER WCDMA ACLR vs. OUTPUT POWER PER CARRIER OUTPUT POWER PER CARRIER (dBm) -17 -27 -37 -78 -76 -74 -72 -70 -68 -66 -64 -62 -60 -80 -47 -7 FOUR-CARRIER WCDMA ADJACENT CHANNEL ALTERNATE CHANNEL SIDEBAND SUPPRESSION vs. LO FREQUENCY LO FREQUENCY (MHz) 1125 1050 975 900 825 20 30 40 50 60 70 10 750 1200 PLO = -3dBm PLO = -6dBm PLO = 0dBm PLO = +3dBm SIDEBAND SUPPRESSION vs. LO FREQUENCY LO FREQUENCY (MHz) 1125 1050 975 900 825 20 30 40 50 60 70 10 750 1200 VCC = 4.75V, 5.0V, 5.25V SIDEBAND SUPPRESSION vs. LO FREQUENCY LO FREQUENCY (MHz) 1125 1050 975 900 825 20 30 40 50 60 70 10 750 1200 TC = +25 °C TC = +85 °C TC = -40 °C OUTPUT IP3 vs. LO FREQUENCY LO FREQUENCY (MHz) 1125 1050 975 900 825 15 20 25 30 10 750 1200 TC = -40 °C TC = +85 °C TC = +25 °C PLO = 0dBm, VCC = 5.0V OUTPUT IP3 vs. LO FREQUENCY LO FREQUENCY (MHz) 1125 1050 975 900 825 15 20 25 30 10 750 1200 VCC = 5.25V VCC = 5.0V VCC = 4.75V TC = +25 °C MODULATOR |
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