AD8336_17 datasheet(13/27 Pages) AD

13 / 27 page

Data Sheet

AD8336

Rev. F | Page 13 of 27

–30

–50

–60

–80

–70

–40

–20

VOUT = 0.5V p-p

VOUT = 1V p-p

VOUT = 2V p-p

VOUT = 4V p-p

OUTPUT SWING OF PREAMP LIMITS

MINIMUM USABLE VGAIN LEVELS

HD3

f = 5MHz

400

VGAIN (mV)

–600

800

–400

600

–200

200

Figure 39. Third Harmonic Distortion vs. VGAIN

for Four Values of Output Voltage (VOUT)

(See Figure 64)

–60

–50

–20

–30

–70

FREQUENCY (Hz)

10M

–40

50M

HD2

HD3

VOUT = 2V p-p

VGAIN = 0V

Figure 40. Harmonic Distortion vs. Frequency

(See Figure 64)

–80

–60

–50

–20

–30

–70

FREQUENCY (Hz)

10M

–40

100M

–90

–10

VOUT = 1V p-p

VGAIN = 0V

TONES SEPARATED BY 100kHz

Figure 41. IMD3 vs. Frequency

(see Figure 76)

200

–800

VGAIN (mV)

–600

800

–400

600

–200

400

1MHz 500mV

1MHz 1V

10MHz 500mV

10MHz 1V

VOUT = 1V p-p

VGAIN = 0V

COMPOSITE INPUTS SEPARATED BY 100kHz

Figure 42. Output-Referred IP3 (OIP3) vs. VGAIN

at Two Frequencies and Two Input Levels

(see Figure 76)

200

–800

VGAIN (mV)

–600

800

–400

600

–200

400

–30

–10

–20

VS = ±5V

VS = ±3V

VS = ±12V

INPUT LEVEL LIMITED

BY GAIN OF PREAMP

Figure 43. Input P1dB (IP1dB) vs. VGAIN at Three Power Supply Values (VS)

(see Figure 74 and Figure 75)

300

–100

TIME (ns)

100

200

–1

–2

–3

VIN (V)

VOUT (V)

Figure 44. Large-Signal Pulse Response of the Preamplifier

(See Figure 65)

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