Datasheet
Typical Performance Characteristics– AD8325
34
31
V
CC
TOKO 617DB–A0070
OUT–
OUT+
V
IN+
V
IN–
GND
0.1F
165
V
IN
75
R
L
1:1
0.1F
AD8325
GAIN – dB
28
25
22
19
C
L
= 20pF
C
L
= 10pF
C
L
= 0pF
V
OUT
= 61dBmV
@ MAX GAIN
OUT–
OUT+
GND
V
IN
+
V
IN
–
V
IN
165
75C
L
R
L
TOKO617DB–A0070
1:1
V
CC
C
L
= 50pF
0.1F
0.1F
1 10 100
FREQUENCY – MHz
TPC 1. Basic Test Circuit TPC 4. AC Response for Various Cap Loads
–30
0.5
f = 10MHz
f = 5MHz
f = 42MHz
f = 65MHz
f =
TXE
10MHz
N = 1
OUTPUT NOISE – dBmV IN 160kHz
–34
–38
–42
–46
0
GAIN ERROR – dB
GAIN – dB
–0.5
–1.0
–1.5
0
10
20
30
40
50 60
70
GAIN CONTROL – Decimal
–50
80
0
8 16
24
32
40 48 56 64 72 80
GAIN CONTROL – Decimal
–2.0
TPC 2. Gain Error vs. Gain Control TPC 5. Output Referred Noise vs. Gain Control
00D
23D
46D
79D
0
40
TXEN = 0
V
IN
= 31dBmV
MAX GAIN
MIN GAIN
30
–20
20
10
ISOLATION – dB
–40
0
–10
–60
–20
–30
–80
–40
–50
–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. A
–5–