Typical Performance Characteristics–AD8325
34
V
= 61dBmV
OUT
@ MAX GAIN
C = 0pF
L
C = 10pF
L
31
28
V
TOKO 617DB–A0070
CC
1:1
0.1F
C = 20pF
L
V
IN–
R
75⍀
OUT–
C = 50pF
L
L
25
22
V
165⍀
AD8325
IN
TOKO617DB–A0070
V
OUT+
CC
1:1
0.1F
0.1F
V
IN+
GND
V
–
IN
OUT–
OUT+
GND
0.1F
C
L
75⍀
R
L
V
165⍀
IN
V
+
IN
19
1
10
FREQUENCY – MHz
100
TPC 1. Basic Test Circuit
TPC 4. AC Response for Various Cap Loads
–30
0.5
f = 10MHz
TXEN = 1
f = 10MHz
–34
–38
0
–0.5
–1.0
–1.5
–2.0
f = 5MHz
f = 42MHz
–42
–46
–50
f = 65MHz
0
8
16
24
32
40
48
56
64
72
80
0
10
20
30
40
50
60
70
80
GAIN CONTROL – Decimal
GAIN CONTROL – Decimal
TPC 2. Gain Error vs. Gain Control
TPC 5. Output Referred Noise vs. Gain Control
40
30
20
10
0
0
79D
TXEN = 0
V
= 31dBmV
IN
–20
–40
MAX GAIN
46D
23D
00D
–10
–20
–60
MIN GAIN
–30
–40
–50
–80
–100
0.1
1
10
100
1000
0.1
1
10
100
1000
FREQUENCY – MHz
FREQUENCY – MHz
TPC 3. AC Response
TPC 6. Isolation in Transmit Disable Mode vs. Frequency
REV. 0
–5–
ADI [ ADI ]
