SL3522
1.50
1.25
1.00
.75
Video offset (V)
.50
.25
0.00
–.25
–.50
–.75
–1.00
1000
1100
1200
1300
1400
1500
1600
1700
1800
1900
2000
2100 2200
Offset–adjust resistor (ohms)
Fig.7 Video offset v. offset-adjust resistor (pin17 to gnd) across temperature
30
28
26
Video slope (mV/dB)
24
22
20
18
16
14
12
10
1000
1100
1200
1300
1400
1500
1600
1700
1800
1900
2000
2100
2200
Gain–adjust resistor (ohms)
Fig.8 Video slope v. gain-adjust resistor (pin19 to gnd) across temperature
RF O/P– 9
RF O/P+ 10
1n
1n
R1
R1
SL3522
RF O/P GND 8
50
50
Fig.9 Network for attenuating limited RF output
7