Philips SA5205A - Manual (Page 9)

Philips Semiconductors Product specification
SA5205A Wide-band high-frequency amplifier
1997 Nov 07 9
INPUT RETURN LOSS—dB
OUTPUT RETURN LOSS—dB
40
35
30
25
20
15
10
10
1 2 4 6 8
10
2 2 4 6 8
10
3
OUTPUT
INPUT
FREQUENCY—MHz
V CC = 6V
Z O = 50 Ω
T A = 25 o C
ISOLA
TION—dB
V CC = 6V
Z O = 50 Ω
T A = 25 o C
10
–15
–20
–25
–30
FREQUENCY—MHz
10
1 2 4 6 8
10
2 2 4 6 8
10
3
50 Ω System 75 Ω System
a. Insertion Gain vs Frequency (S
21
) b. Insertion Gain vs Frequency (S
21
)
c. Isolation vs Frequency (S
12
) d. S
12
Isolation vs Frequency
e. Input (S
11
) and Output (S
22
) Return Loss
vs Frequency
f. Input (S
11
) and Output (S
22
) Return Loss
vs Frequency
ISOLA
TION—dB
Z O = 75 Ω
T A = 25 o C
V CC = 6V
10
–15
–20
–25
–30
FREQUENCY—MHz
8
10
1 2 4 6
10
2 2 4 6 8
10
3
INPUT RETURN LOSS—dB
OUTPUT RETURN LOSS—dB
V CC = 6V
Z O = 75 Ω
T A = 25 o C
OUTPUT
INPUT
40
35
30
25
20
15
10
FREQUENCY—MHz
10
1 2 4 6 8
10
2 2 4 6 8
10
3
INSERTION GAIN—dB
ISOLA
TION GAIN—dB
25
20
15
10
10
1 2 4 6 8 2 4 6 8
10
2
10
3
v cc = 8v
v cc = 7v
v cc = 6v
v cc = 5v
FREQUENCY—MHz
15
10
25
20
Z O = 75 Ω
T A = 25 o C
v cc = 8v
v cc = 7v
v cc = 6v
v cc = 5v
FREQUENCY—MHz
Z O = 50 Ω
T A = 25 o C
10
1 2 4 6 8 2 4 6 8
10
2
10
3
SR00234
Figure 20.