MAX2644_03 datasheet(3/8 Pages) MAXIM

Part #	MAX2644

Description	2.4GHz SiGe, High IP3 Low-Noise Amplifier

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Manufacturer	MAXIM [Maxim Integrated Products]

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2.4GHz SiGe,

High IP3 Low-Noise Amplifier

_______________________________________________________________________________________

3

Typical Operating Characteristics

(PRFIN = -30dBm, ZS = ZL = 50

Ω, VCC = +3.0V, fRFIN = 2450MHz, RBIAS = 1.2kΩ, TA = +25°C, unless otherwise noted.)

0

4

2

8

6

12

10

14

2.5

3.5

4.0

3.0

4.5

5.0

5.5

SUPPLY CURRENT vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

TA = +25

°C

TA = -40

°C

TA = +85

°C

RBIAS = 1.2k

Ω

13

15

14

17

16

18

19

0.5

2.0

2.5

1.0

1.5

3.0

3.5

4.0

GAIN vs. RBIAS

RBIAS (k

Ω)

TA = -40

°C

TA = +85

°C

TA = +25

°C

-20

-14

-16

-18

-12

-10

-8

-6

-4

-2

0

2200

2400

2300

2500

2600

2700

INPUT AND OUTPUT RETURN LOSS

vs. FREQUENCY

FREQUENCY (MHz)

OUTPUT RETURN LOSS

RBIAS = 1.2k

Ω

INPUT RETURN LOSS

0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

2350

2400

2450

2500

2550

NOISE FIGURE vs. FREQUENCY

FREQUENCY (MHz)

RBIAS = 1.2k

Ω

0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

-40

-15

10

35

60

85

NOISE FIGURE vs. TEMPERATURE

TEMPERATURE (

°C)

RBIAS = 1.2k

Ω

10

13

12

11

14

15

16

17

18

19

20

2200

2400

2300

2500

2600

2700

GAIN vs. FREQUENCY

FREQUENCY (MHz)

TA = -40

°C

TA = +85

°C

TA = +25

°C

RBIAS = 1.2k

Ω

-50

-40

-45

-30

-35

-25

-20

2200

2400

2300

2500

2600

2700

REVERSE ISOLATION vs. FREQUENCY

FREQUENCY (MHz)

TA = +25

°C

TA = +85

°C

RBIAS = 1.2k

Ω

TA = -40

°C

1

5

3

9

7

11

13

0.5

2.0

2.5

1.0

1.5

3.0

3.5

4.0

SUPPLY CURRENT vs. RBIAS

RBIAS (k

Ω)

TA = +25

°C

TA = +85

°C

TA = -40

°C

12

15

14

13

16

17

18

19

20

21

22

2.5

3.5

3.0

4.0

4.5

5.0

5.5

GAIN vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

TA = +25

°C

RBIAS = 1.2k

Ω

TA = +85

°C

TA = -40

°C

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