AD8326 Datasheet, PDF (8/24 Pages) Analog Devices – High Output Power Programmable CATV Line Driver

AD8326
–50
V_S = 12V
–55 _{f = 42MHz}
P_O = 67dBmV @ MAX GAIN
–60
–65
HD3
–70
–75
HD2
–80
–85
–90
0
9
18 27
36
45 54
63 72
GAIN CODE – Decimal
TPC 6. Harmonic Distortion vs. Gain Code for
AD8326-ARP
–50
V_S = 12V(ARP)
–55
–60
V_O = 69dBmV @ MAX GAIN
–65 ^VO ^{= 68dBmV @ MAX GAIN}
–70
–75
V_O = 67dBmV @ MAX GAIN
–80
V_O = 65dBmV @ MAX GAIN
–85
–90
5
15
25
35
45
55
65
FREQUENCY – MHz
TPC 7. Second Order Harmonic Distortion vs. Frequency
for Various Output Powers
–35
V_S = +12V(ARP)
–40
–45
–50 ^VO ^{= 68dBmV @ MAX GAIN}
V_O = 69dBmV @ MAX GAIN
–55
–60
V_O = 67dBmV @ MAX GAIN
–65
V_O = 65dBmV @ MAX GAIN
–70
–75
5
15
25
35
45
55
65
FREQUENCY – MHz
TPC 8. Third Order Harmonic Distortion vs. Frequency
for Various Output Powers
0
RBW 500Hz RF ATT 30dB
–10 VBW 5kHz
SWT 20s UNIT dBm
–20
–30
–40
–50
–60
–70
–80
–90
–100
CENTER 21MHz
100kHz/
CH PWR +12.27dBm
ACP UP –56.72dB
ACP LOW –56.71dB
SPAN 1MHz
TPC 9. Adjacent Channel Power for AD8326-ARP
190
180
170
160
SLEEP
150
POWER-UP
140
POWER-DOWN
130
120
110
1
10
100
FREQUENCY – MHz
1000
TPC 10. Input Impedance vs. Frequency (Inputs
Shunted with 165 Ω)
1000
100
10
SLEEP
POWER-DOWN
POWER-UP
1
0.1
1
10
100
1000
FREQUENCY – MHz
TPC 11. Output Impedance vs. Frequency
–8–
REV. 0