180
f = 10MHz
160 TXEN = 1
140
120
100
80
60
40
20
0
0 6 12 18 24 30 36 42 48 54 60
GAIN CONTROL (Decimal Code)
Figure 19. Output Referred Voltage Noise vs. Gain Control
210
190 TA = 25°C
170
150
130
110
90
70
50
30
0 6 12 18 24 30 36 42 48 54 60
GAIN CONTROL (Decimal Code)
Figure 20. Supply Current vs. Gain Control
AD8324
110
100
90
80
70
60
50
DOCSIS 2.0 BETWEEN BURST
40
TRANSIENT SPECIFICATION
30
20
AD8324
10
0
0 6 12 18 24 30 36 42 48 54 60
GAIN CONTROL (Decimal Code)
Figure 21. Between Burst Transient vs. Gain Control
3.3V
0.1μF 10μF
1/2 VIN
18.7Ω
39.5Ω
18.7Ω
1/2 VIN
VIN+
VCC
OUT+
AD8324
VIN– BYP
OUT–
GND
0.1μF
1:1
75Ω RL
0.1μF
Figure 22. Typical Characterization Circuit
Rev. A | Page 9 of 16