STV8224B STMicroelectronics, STV8224B Datasheet - Page 9

• Manufacturer Part Number: STV8224B
• Manufacturer: STMicroelectronics

Specifications of STV8224B

• Lead Free Status / Rohs Status: Supplier Unconfirmed

Figure 21 : AFC Voltage Pin 2 vs IF Frequency
Figure 23 : Tuner AGC Output Current vs V
Figure 25 : Black and White Noise Inverter
2
1.75
1.5
1.25
1
0.75
0.5
0.25
0
38.55
8
7
6
5
4
3
2
1
0
10
-1
4.85
(R24 is external adjustment Pin 24)
1.9
1.3
4.2
2.5
3.6
38.75
IF FREQUENCY (MHz)
R24 = 1k
R24 = 3k
R24 = 5k
1
V
3
(V)
V
IN
Current Conversion
with 100k /100k Bridge
38.95
(mV
10
RMS
)
39.15
10
2
39.35
IN
10
3
Figure 22 : Volume Control Attenuation vs V
Figure 24 : Video Signal to Noise Ratio (Pin 3)
80
70
60
50
40
30
20
10
0
0.01
-10
-20
-30
-40
-50
-60
-70
-80
0
White Spike Noise Clamp
Top White
White Noise Level Insertion
Black Noise Level Insertion
Top Synchronization
Black Spike Noise Clamp
t
as a function of IF Input Signal
(Pins 19-20) Weighted CCIR-567
1.0
0.1
2.0
V
IN
(mV
1
V
13
RMS
3.0
(V)
)
10
STV8224B
4.0
13
9/12
100
5.0