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Fabricante

AD606

50 MHz, 80 dB Demodulating Logarithmic Amplifier with Limiter Output

Analog Devices 

AD606

Figure 19. VLOG Output for a Pulsed

10.7 MHz Input; Top Trace: –35 dBm

to +5 dBm; Middle Trace: –15 dBm to

–55 dBm; Bottom Trace: –35 dBm to –

75 dBm

Figure 20. Example of Test Signal

Used for Figure 19

Figure 21. VLOG Output for 10.7 MHz

CW Input with PRUP Toggled ON

and OFF; Top Trace: +5 dBm Input;

Middle Trace: –35 dBm Input; Bottom

Trace: –75 dBm; PRUP Input from

HP8112A: 0 to 4 V, 10 µs Pulsewidth

with 10 kHz Repetition Rate

+5V

0.1␮F

FLUKE 6082A

SYNTHESIZED

SIGNAL

GENERATOR

MODULATED

PULSE

TESTS

–10dB TO +30dB

(10.7MHz SWEPT

GAIN TESTS ONLY)

AD602

SWEPT GAIN

TESTS

HEWLETT PACKARD

8112A PULSE

GENERATOR

RF

C1

INPUT 100pF

C3

150pF

51.1⍀

AD606JN

NC NC NC

C2

100pF

NC = NO CONNECT

200⍀

+5V

200⍀

TEKTRONIX 7704A

MAINFRAME

OSCILLOSCOPE

10 x P6201 7A18 7B53A

ATTN PROBES AMP TIME-BASE

6137 7A24

PROBES AMP

Figure 22. Test Setup for Characterization Data

REV. B

–11–

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