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Typical operating characteristics (continued) – Rainbow Electronics MAX19997A User Manual

Page 14

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Typical Operating Characteristics (continued)

(

Typical Application Circuit, extended RF band (see Table 2), V

CC

= +5.0V, LO is high-side injected for a 350MHz IF, P

LO

= 0dBm,

P

RF

= -5dBm, T

C

= +25°C, unless otherwise noted.)

MAX19997A

Dual, SiGe High-Linearity, 1800MHz to 2900MHz
Downconversion Mixer with LO Buffer

14

______________________________________________________________________________________

CONVERSION GAIN vs. RF FREQUENCY

(LO > RF, EXTENDED RF BAND)

MAX19997A toc39

RF FREQUENCY (MHz)

CONVERSION GAIN (dB)

2200

2100

2000

1900

7

8

9

10

11

6

1800

2300

T

C

= -30

°C

T

C

= +25

°C

T

C

= +85

°C

CONVERSION GAIN vs. RF FREQUENCY

(LO > RF, EXTENDED RF BAND)

MAX19997A toc40

RF FREQUENCY (MHz)

CONVERSION GAIN (dB)

2200

2100

2000

1900

7

8

9

10

11

6

1800

2300

P

LO

= -3dBm, 0dBm, +3dBm

CONVERSION GAIN vs. RF FREQUENCY

(LO > RF, EXTENDED RF BAND)

MAX19997A toc41

RF FREQUENCY (MHz)

CONVERSION GAIN (dB)

2200

2100

2000

1900

7

8

9

10

11

6

1800

2300

V

CC

= 4.75V, 5.0V, 5.25V

INPUT IP3 vs. RF FREQUENCY

(LO > RF, EXTENDED RF BAND)

MAX19997A toc42

RF FREQUENCY (MHz)

INPUT IP3 (dBm)

2200

2100

2000

1900

23

24

25

26

22

1800

2300

T

C

= -30

°C

P

RF

= -5dBm/TONE

T

C

= +25

°C

T

C

= +85

°C

INPUT IP3 vs. RF FREQUENCY

(LO > RF, EXTENDED RF BAND)

MAX19997A toc43

RF FREQUENCY (MHz)

INPUT IP3 (dBm)

2200

2100

2000

1900

23

24

25

26

22

1800

2300

P

RF

= -5dBm/TONE

P

LO

= -3dBm, 0dBm, +3dBm

INPUT IP3 vs. RF FREQUENCY

(LO > RF, EXTENDED RF BAND)

MAX19997A toc44

RF FREQUENCY (MHz)

INPUT IP3 (dBm)

2200

2100

2000

1900

23

24

25

26

22

1800

2300

P

RF

= -5dBm/TONE

V

CC

= 4.75V

V

CC

= 5.25V

V

CC

= 5.0V

NOISE FIGURE vs. RF FREQUENCY

(LO > RF, EXTENDED RF BAND)

MAX19997A toc45

RF FREQUENCY (MHz)

NOISE FIGURE (dB)

2200

2100

2000

1900

9

8

10

11

12

13

7

1800

2300

T

C

= -30

°C

T

C

= +25

°C

T

C

= +85

°C

NOISE FIGURE vs. RF FREQUENCY

(LO > RF, EXTENDED RF BAND)

MAX19997A toc46

RF FREQUENCY (MHz)

NOISE FIGURE (dB)

2200

2100

2000

1900

9

8

10

11

12

13

7

1800

2300

P

LO

= -3dBm, 0dBm, +3dBm

NOISE FIGURE vs. RF FREQUENCY

(LO > RF, EXTENDED RF BAND)

MAX19997A toc47

RF FREQUENCY (MHz)

NOISE FIGURE (dB)

2200

2100

2000

1900

9

8

10

11

12

13

7

1800

2300

V

CC

= 4.75V, 5.0V, 5.25V