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NE600

1GHz LNA and mixer

Philips Electronics 

Philips Semiconductors

1GHz LNA and mixer

Product specification

NE/SA600

MIXER S11/ISOLATION/INTERFERENCE CHARACTERISTICS

4.5 ≤ VCC = VCCMX ≤ 5.5V, Test Fig. 1, unless otherwise specified

Mixer S11 at RF Port

vs Frequency and Temperature

0

–5

–10

–15

–20

–40°C

–25

–30

25°C

–35

85°C

–40

800

900

1000

1100

FREQUENCY (MHz)

1200

Mixer S11 at LO Port

vs Frequency and Temperature

0

–5

–10

–40°C

–15

25°C

–20

–25

800

85°C

900

1000

1100

FREQUENCY (MHz)

1200

Mixer Output Interferring Signal vs

Input Interferring Signal Strength

0

–10

–20

–30

–40

Frf = 900MHz

–50

Frf–interf = 901MHz

Flo = 1GHz

Plo = 0dBm

Fif = 100MHz

–60

Fif–interf = 98MHz

–70

–30 –25 –20 –15 –10 –5

0

5 10

INPUT INTERFERRING SIGNAL (dBm)

Conversion Gain Variation vs

RF Signal Overdrive

0

–5

–10

–15

–20

Frf = 900MHz

Flo = 1GHz

–25

Plo = 0dBm

Fif = 100MHz

–30

–35

–20 –15 –10 –5

0

5 10 15 20

RF SIGNAL POWER

Figure 9. Mixer S11/Isolation/Interference Characteristics

SR00090

1993 Dec 15

56

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