Typical operating characteristics, Max2651 (gsm band) – Rainbow Electronics MAX2653 User Manual

Page 8

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MAX2651/MAX2652/MAX2653

GSM900 and DCS1800/PCS1900
Dual-Band, Low-Noise Amplifiers

8

_______________________________________________________________________________________

Typical Operating Characteristics

(MAX2651 EV kit, V

CC

= +3.0V, input and output matched with recommended matching networks, T

A

= +25°C, unless otherwise noted.)

HIGH GAIN

LOW GAIN

f

IN

= 945MHz

P

IN

(dBm)

12

10

-9

-11

14

-7

16

-5

18

-3

20

-1

-25

-20

-15

-10

-5

0

POWER GAIN vs. INPUT POWER

MA\X2651-01

POWER GAIN (dB)

LOW GAIN (dB)

-20

-10

0

10

20

800

840

880

920

960

1000

POWER GAIN vs. FREQUENCY

MA\X2651-02

FREQUENCY (MHz)

GAIN (dB)

HIGH GAIN

LOW GAIN

800

840

880

920

960

1000

INPUT RETURN LOSS

vs. FREQUENCY

MA\X2651-03

FREQUENCY (MHz)

S

11

2

(dB)

HIGH GAIN

LOW GAIN

-25

-20

-10

-15

-5

0

800

840

880

920

960

1000

OUTPUT RETURN LOSS

vs. FREQUENCY

MA\X2651-04

FREQUENCY (MHz)

S

22

2

(dB)

HIGH GAIN

-25

-20

-10

-15

-5

0

LOW GAIN

800

840

880

920

960

1000

REVERSE ISOLATION vs. FREQUENCY

MA\X2651-05

FREQUENCY (MHz)

S

12

2

(dB)

-40

-20

-30

-10

0

LOW GAIN

HIGH GAIN

4

5

6

7

8

SUPPLY CURRENT vs. V

CC

HIGH GAIN

MAX2651-06

V

CC

(V)

I

CC

(mA)

2.7

3.0

2.8

2.9

3.1

3.2

3.3

NO INPUT SIGNAL

T

A

= +25°C

T

A

= -40°C

T

A

= +85°C

1.0

1.5

2.0

2.5

3.0

SUPPLY CURRENT vs. V

CC

LOW GAIN

MAX2651-07

V

CC

(V)

I

CC

(mA)

2.7

3.0

2.8

2.9

3.1

3.2

3.3

NO INPUT SIGNAL

T

A

= +25°C

T

A

= -40°C

T

A

= +85°C

MAX2651 (GSM Band)

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