Typical operating characteristics (continued) – Rainbow Electronics MAX19999 User Manual

Page 10

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Typical Operating Characteristics (continued)

(

Typical Application Circuit, V

CC

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

LO

= 0dBm, P

RF

= -5dBm, T

C

=+25°C, unless

otherwise noted.)

MAX19999

Dual, SiGe High-Linearity, 3000MHz to
4000MHz Downconversion Mixer with LO Buffer

10

______________________________________________________________________________________

Typical Operating Characteristics (continued)

(

Typical Application Circuit, V

CC

= +3.3V, LO is low-side injected for a 350MHz IF, P

LO

= 0dBm, P

RF

= -5dBm, T

C

=+25°C, unless

otherwise noted.)

LO PORT RETURN LOSS vs. LO FREQUENCY

LO FREQUENCY (MHz)

LO PORT RETURN LOSS (dB)

MAX19999 toc36

2650

2900

3150

3400

3650

25

20

15

10

5

0

P

LO

= -3dBm

P

LO

= 0dBm

P

LO

= +3dBm

SUPPLY CURRENT vs. TEMPERATURE (T

C

)

TEMPERATURE (

°C)

SUPPLY CURRENT (mA)

MAX19999 toc37

-35

-15

5

25

45

65

85

350

360

370

380

390

400

V

CC

= 4.75V

V

CC

= 5.0V

V

CC

= 5.25V

CONVERSION GAIN vs. RF FREQUENCY

MAX19999 toc38

RF FREQUENCY (MHz)

CONVERSION GAIN (dB)

3800

3600

3400

3200

7

8

9

10

6

3000

4000

T

C

= +25

°C

T

C

= -30

°C

V

CC

= 3.3V

T

C

= +85

°C

CONVERSION GAIN vs. RF FREQUENCY

MAX19999 toc39

RF FREQUENCY (MHz)

CONVERSION GAIN (dB)

3800

3600

3400

3200

7

8

9

10

6

3000

4000

V

CC

= 3.3V

P

LO

= -3dBm, 0dBm, +3dBm

CONVERSION GAIN vs. RF FREQUENCY

MAX19999 toc40

RF FREQUENCY (MHz)

CONVERSION GAIN (dB)

3800

3600

3400

3200

7

8

9

10

6

3000

4000

V

CC

= 3.0V, 3.3V, 3.6V

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