U2860BB TEMIC Semiconductors, U2860BB Datasheet - Page 8

• Manufacturer Part Number: U2860BB
• Description: Dual-Channel FM Sound Demodulator for TV Systems
• Manufacturer: TEMIC Semiconductors

U2860B-B
8 (11)
95 10707
95 10705
95 10703
120.0
100.0
80.0
60.0
40.0
20.0
0.0
–10
–20
–30
–40
–50
–60
–70
–80
0.5
0.4
0.3
0.2
0.1
0
0
2.0
Figure 10. VCO free-running frequency
30
1
Figure 8. Total harmonic distortion
R 10 = 30 K
Pin 10 open
R 10 = 15 K
40
3.0
2
Figure 9. AM suppression
50
4.0
3
60
IF input level/ dB
Frequency/ MHz
Frequency/ MHz
4
5.0
70
5
6.0
80
6
90 100 110 120
7.0
Preliminary Information
m
V
7
8.0
8
9.0
9
95 10702
95 10704
95 10706
–10
–14
–18
–50
–55
–60
–65
–70
–75
–80
3.0
2.5
2.0
1.5
1.0
–2
–6
2
2.0
26
1
Figure 11. Capture and hold range
Figure 12. Limiter characteristics
Figure 13. Signal to noise ratio
input level =
28
2
f = 5.5 MHz, FM-dev = +/–50 kHz,
fmod = 1 kHz, 50
30
3
4.0
TELEFUNKEN Semiconductors
32
IF input level/ dB
Frequency/ MHz
Frequency/ MHz
4
34
caption
5
36
m
6.0
s de-emphasis
6
38
hold
m
Rev. A1, 17-Jun-96
V
7
40
8.0
8
42
44
9