AD8367 datasheet(8/16 Pages) AD

номер детали	AD8367

подробное описание детали	500 MHz, Linear-in-dB VGA with AGC Detector

PDF	16 Pages

Scroll/Zoom	100%

производитель	AD [Analog Devices]

домашняя страница	http://www.analog.com

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8 / 16 page

REV. 0

AD8367

–8–

INPUT LEVEL – dBV rms

1.0

0.4

–60

–50

–40

–30

–20

–10

0.9

0.5

0.3

0.1

0.7

0.6

0.2

0.8

–0.5

–2.5

2.0

–1.0

–2.0

1.0

0.5

–1.5

1.5

10MHz

70MHz

140MHz

240MHz

–3.0

140MHz

10MHz

70MHz

240MHz

TPC 19. AGC RSSI (Voltage on DETO Pin) vs. Input

Power at 10 MHz, 70 MHz, 140 MHz, and 240 MHz

INPUT LEVEL – dBV rms

1.0

0.4

–60

–50

–40

–30

–20

–10

0.9

0.5

0.3

0.1

0.7

0.6

0.2

0.8

–0.5

–2.5

2.0

–1.0

–2.0

1.0

0.5

–1.5

1.5

–3.0

–40 C

+25 C

–40 C

+85 C

+25 C

TPC 20. AGC RSSI (Voltage on DETO Pin) vs. Input

Power over Temperature at 70 MHz

INPUT LEVEL – dBV rms

1.0

0.4

–60

0.6

0.2

0.8

–50

–40

–30

–20

–10

0.9

0.3

0.5

0.1

0.7

2.5

–0.5

–2.5

0.5

–1.5

1.5

2.0

–1.0

–2.0

1.0

16QAM

IS95FWD

256QAM

WCDMA

64QAM

SINE

TPC 21. AGC RSSI (Voltage on DETO Pin) vs. Input

Power for Various Modulation Schemes

TIME – sec

0.8

0.7

0.4

–2E–05

2E–05

–1E–05

1E–05

0.6

0.5

CAGC = 100pF

VAGC

VOUT

TPC 22. AGC Time Domain Response (3 dB Step)

GAIN SCALING – mV/dB

19.0097

19.7297

19.9097

20.0897

20.2697

TPC 23. Gain Scaling Distribution at 70 MHz

INTERCEPT – dB

–6.4

–6.0

–5.6

–5.2

–4.8

–6.2

–5.8

–5.4

–5.0

TPC 24. Gain Intercept Distribution at 70 MHz

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