SL1935D ETC, SL1935D Datasheet - Page 9

• Manufacturer Part Number: SL1935D
• Description: Single Chip Synthesized Zero IF Tuner
• Manufacturer: ETC

Vcnt
60
50
40
30
20
10
110
105
100
0
95
90
85
80
75
70
65
60
20
-10
25
-5
1kΩ
1kΩ
30
Converter gain seting (dB) from RF inputs OFIA/OFQA or OFIB/OFQB outputs
Figure 7. Variation in P1dB with converter gain (typical)
0
Figure 8. Variation in NF with system gain (typical)
BB837
BB831
BB837
BB831
35
Figure 9. Local oscillator application circuit
System gain (dB) assuming 6dB inter stage filter loss
5
2kΩ
2kΩ
40
10mm STRIPLINE
10mm STRIPLINE
4mm STRIPLINE
4mm STRIPLINE
10
45
15
6
7
9
50
10
Tanks
Tanksb
Tankv
Tankvb
20
55
25
"vcos"
"vcov"
60
30
NOTE:
Stripline width = 0.44mm
(dimensions are approximate)
65
35
70
40
SL1935
75
45
80
9