MAX19998 datasheet(8/28 Pages) MAXIM

Part #	MAX19998

Description	SiGe, High-Linearity, 2300MHz to 4000MHz Downconversion Mixer with LO Buffer

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Manufacturer	MAXIM [Maxim Integrated Products]

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SiGe, High-Linearity, 2300MHz to 4000MHz

Downconversion Mixer with LO Buffer

8 ______________________________________________________________________________________

Typical Operating Characteristics

(Typical Application Circuit with tuning elements outlined in Table 1, VCC = 5.0V, fRF = 3100MHz to 3900MHz, LO is low-side injected

for a 300MHz IF, PRF = -5dBm, PLO = 0dBm, TC = +25NC, unless otherwise noted.)

CONVERSION GAIN vs. RF FREQUENCY

RF FREQUENCY (MHz)

3800

3600

3400

3200

7

8

9

10

11

6

3000

4000

TC = +85°C

TC = +25°C

TC = -40°C

CONVERSION GAIN vs. RF FREQUENCY

RF FREQUENCY (MHz)

3800

3600

3400

3200

7

8

9

10

11

6

3000

4000

PLO = -3dBm, 0dBm, +3dBm

CONVERSION GAIN vs. RF FREQUENCY

RF FREQUENCY (MHz)

3800

3600

3400

3200

7

8

9

10

11

6

3000

4000

VCC = 4.75V, 5.0V, 5.25V

INPUT IP3 vs. RF FREQUENCY

RF FREQUENCY (MHz)

3800

3600

3400

3200

24

25

26

23

3000

4000

TC = -40°C

TC = +85°C

TC = +25°C

PRF = -5dBm/TONE

INPUT IP3 vs. RF FREQUENCY

RF FREQUENCY (MHz)

3800

3600

3400

3200

24

25

26

23

3000

4000

PLO = -3dBm, 0dBm, +3dBm

PRF = -5dBm/TONE

INPUT IP3 vs. RF FREQUENCY

RF FREQUENCY (MHz)

3800

3600

3400

3200

24

25

26

23

3000

4000

PRF = -5dBm/TONE

VCC = 5.0V

VCC = 4.75V

VCC = 5.25V

2RF - 2LO RESPONSE

vs. RF FREQUENCY

RF FREQUENCY (MHz)

3800

3600

3400

3200

60

70

80

90

50

3000

4000

PRF = -5dBm

TC = -40°C

TC = +25°C

TC = +85°C

2RF - 2LO RESPONSE

vs. RF FREQUENCY

RF FREQUENCY (MHz)

3800

3600

3400

3200

60

70

80

90

50

3000

4000

PRF = -5dBm

PLO = 0dBm

PLO = -3dBm

PLO = +3dBm

2RF - 2LO RESPONSE

vs. RF FREQUENCY

RF FREQUENCY (MHz)

3800

3600

3400

3200

60

70

80

90

50

3000

4000

PRF = -5dBm

VCC = 4.75V, 5.0V, 5.25V

Similar Part No. - MAX19998

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Similar Description - MAX19998

Manufacturer	Part #	Datasheet	Description
Maxim Integrated Produc...	MAX2044	6Mb / 39P	SiGe, High-Linearity, 2300MHz to 4000MHz Upconversion/Downconversion Mixer with LO Buffer Rev 0; 10/09
	MAX19999	324Kb / 19P	Dual, SiGe High-Linearity, 3000MHz to 4000MHz Downconversion Mixer with LO Buffer Rev 0; 10/08
	MAX19996A	825Kb / 35P	SiGe, High-Linearity, 2000MHz to 3900MHz Downconversion Mixer with LO Buffer Rev 1; 5/09
	MAX19996	404Kb / 19P	SiGe High-Linearity, 2000MHz to 3000MHz Downconversion Mixer with LO Buffer Rev 0; 7/08
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	MAX9986A	348Kb / 12P	SiGe High-Linearity, 815MHz to 1000MHz Downconversion Mixer with LO Buffer/Switch Rev 0; 1/06
	MAX2042	4Mb / 27P	SiGe High-Linearity, 2000MHz to 3000MHz Upconversion/Downconversion Mixer with LO Buffer Rev 0; 8/09
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	MAX19997A	492Kb / 34P	Dual, SiGe High-Linearity, 1800MHz to 2900MHz Downconversion Mixer with LO Buffer Rev 0; 10/08
	MAX19997A	585Kb / 35P	Dual, SiGe High-Linearity, 1800MHz to 2900MHz Downconversion Mixer with LO Buffer Rev 2; 2/11

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