12 - 2

For price, delivery and to place orders: Hittite Microwave Corporation, 20 Alpha Road, Chelmsford, MA 01824

Phone: 978-250-3343

Fax: 978-250-3373

Order On-line at www.hittite.com

Application Support: Phone: 978-250-3343 or apps@hittite.com

12

HMC708LP5 / 708LP5E

v03.0409

0.5 dB LSB 6-BIT DIGITAL

VARIABLE GAIN AMPLIFIER, 1700 - 2200 MHz

20

24

28

32

36

40

1.5

1.7

1.9

2.1

2.3

2.5

+25C

+85C

-40C

FREQUENCY (GHz)

Vdd=5V

Vdd=3V

-40

-30

-20

-10

0

1.5

1.7

1.9

2.1

2.3

2.5

Vdd=3V

Vdd=5V

FREQUENCY (GHz)

24

28

32

36

40

44

48

1.7

1.8

1.9

2

2.1

2.2

Pout=-15dBm

Pout=-10dBm

Pout= -5dBm

Pout= 0dBm

FREQUENCY (GHz)

Vdd=5V

Vdd=3V

-20

-15

-10

-5

0

1.5

1.7

1.9

2.1

2.3

2.5

Vdd=3V

Vdd=5V

FREQUENCY (GHz)

-35

-30

-25

-20

-15

-10

-5

0

1.5 1.6

1.7 1.8 1.9

2

2.1 2.2 2.3

2.4 2.5

Vdd=3V

Vdd=5V

FREQUENCY (GHz)

Normalized Attenuation

(Only Major States are Shown)

Input Return Loss

(Only Major States are Shown)

Output IP3 vs. Attenuation @ 1900 MHz

Output Return Loss

(Only Major States are Shown)

0

10

20

30

40

0

4

8

12

16

20

24

28

32

Vdd=3V

Vdd=5V

ATTENUATION STATE (dB)

Power Out = -10dBm

[1] maximum gain state with digital attenuator set to minimum attenuation