AN 074 Rev E

18 / 24

19-November-2002

Applications Note No. 074

Silicon Discretes

Figure 24. Input Return Loss of the complete BGA430 + BGB540 I.F. Amplifier. (No coaxial cable

is included).

CH1

S 11

log MAG

10 dB/

REF 0 dB

START 900.000 000 MHz

STOP 2 200.000 000 MHz

Cor

Avg

8

Smo

Del

PRm

SCALE

10 dB/div

29 Jul 2002 22:57:29

1

2

3

2_:-22.315 dB

1 450.000 000 MHz

1_:-26.688 dB

950 MHz

3_:-11.932 dB

2.15 GHz

Figure 25. Input Return Loss of the complete BGA430 + BGB540 I.F. Amplifier, Smith Chart.

Reference Plane = PC Board Input SMA RF Connector. (No coaxial cable is included).

CH1

S 11

1 U FS

START 900.000 000 MHz

STOP 2 200.000 000 MHz

Cor

Avg

8

Smo

Del

PRm

29 Jul 2002 22:57:39

1

2

3

2_: 44.748

4.9746

546.02 pH

1 450.000 000 MHz

1_: 50.229

-4.5684

950 MHz

3_: 81.805

-10.59

2.15 GHz