RF2607 RF Micro Devices, RF2607 Datasheet
RF2607
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RF2607 Summary of contents
Page 1
... CDMA/FM Cellular Systems • Supports Dual-Mode AMPS/CDMA • Supports Dual-Mode TACS/CDMA Product Description The RF2607 is a complete AGC amplifier designed for the receive section of dual-mode CDMA/FM cellular applications designed to amplify IF signals while pro- viding more than 90dB of gain control range. Noise Fig- ...
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... RF2607 Absolute Maximum Ratings Parameter Supply Voltage Control Voltage Input RF Power Operating Ambient Temperature Storage Temperature Parameter Overall Frequency Range CDMA Maximum Gain CDMA Minimum Gain FM Maximum Gain FM Minimum Gain Gain Slope Gain Control Voltage Range Gain Control Input Impedance Noise Figure ...
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... These voltages are only valid for a 4.7k impedance. Rev B2 010720 is acceptable. For single-ended balanced load. The load sets the operating imped- must also DC-blocking capacitor must CC DC source RF2607 Interface Schematic BIAS CC 700 700 CDMA+ CDMA- See pin 1. BIAS 650 650 FM+ FM- See pin 4 ...
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... RF2607 Reference Plane Z =500 S CDMA IF Filter CDMA+ CDMA- Z IN, EFF FM IF Filter =850 SELECT R1 sets the CDMA balanced input impedance. The effective input impedance is then 500 R2 sets the balanced output impedance to 500 serves as an output bias choke, and C2 serves as a series DC block. In addition, the values ...
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... CONTROL SEL 2607400A RF2607 R3 4.7 k P1-1 C14 10 nF P1-3 C13 10 nF C12 strip T2 J3 OUT R2 C11 500 390 nH 390 nH P1-3 C9 C10 10-5 10 ...
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... RF2607 10 10-6 Evaluation Board Layout Rev B2 010720 ...
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... Gain (dB) CDMA Noise Figure versus Gain (V =3 MHz) CC 80.0 70.0 60.0 50.0 40.0 30.0 20.0 10.0 0.0 -60.0 -40.0 -20.0 0.0 20.0 Gain (dB) Rev B2 010720 FM Gain versus Gain Control Voltage (V 60.0 50.0 40.0 30.0 20.0 10.0 0.0 -10.0 -20.0 -30.0 +25°C -40.0 -30°C -50.0 +80°C -60.0 2.5 3.0 0.0 0.5 1.0 FM IIP3 versus Gain (V 0.0 -10.0 -20.0 -30.0 -40.0 -50.0 -60.0 40.0 60.0 -60.0 -40.0 -20.0 FM Noise Figure versus Gain (V 80.0 70.0 60.0 50.0 40.0 30.0 20.0 10.0 0.0 40.0 60.0 -60.0 -40.0 -20.0 RF2607 =3 MHz) CC +25°C 1.5 2.0 2.5 3.0 GC (volts) =3 MHz) CC 0.0 20.0 40.0 60.0 Gain (dB) =3 MHz) CC 0.0 20.0 40.0 60.0 Gain (dB) 10-7 10 ...
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... RF2607 CDMA Gain versus Gain Control Voltage (V =3.6V, 85 MHz) CC 60.0 50.0 40.0 30.0 20.0 10.0 0.0 -10.0 -20.0 -30.0 -40.0 -50.0 -60.0 0.0 0.5 1.0 GC (volts) CDMA IIP3 versus Gain (V =3 MHz) CC 0.0 -10.0 -20.0 -30.0 10 -40.0 -50.0 -60.0 -60.0 -40.0 -20.0 Gain (dB) 10-8 10.0 0.0 -10.0 -20.0 -30.0 -40.0 -30 C -50.0 +25 C +80 C -60.0 1.5 2.0 2.5 3.0 -60.0 -30 C +25 C +80 C 0.0 20.0 40.0 60.0 CDMA OIP3 versus Gain (V =3 MHz) CC -30 C +25 C +80 C -40.0 -20.0 0.0 20.0 40.0 60.0 Gain (dB) Rev B2 010720 ...