TDA8199 Datasheet, PDF (3/4 Pages) STMicroelectronics – STEREO AMPLIFIER AND DC VOLUME CONTROL FOR TV

TDA8199
Figure 1 : Gain versus Volume Control
20
10
0
- 10
- 20
- 30
-40
- 50
- 60
- 70
- 80
- 90
0
V_IN = 0.5 V _RMS
f = 1kHz
Chan Right
Chan Left
2
4
6
8
VOLUME CONTROL (V)
Figure 3 : Distortion Rate versus Voltage Input
20 V_C = 5V
16
12
8
Chan Right
Chan Left
4
0
0.2
0.4
0.6
0.8
1
VOLTAGE INPUT (m V_RMS ) (thousands)
APPLICATION DIAGRAM
+V _S
4
2
Figure 2 : Distortion versus Volume Control
0.8
0.7
V_IN = 0.25 V_RMS
0.6
Chan Right ^{f = 1kHz}
0.5
Chan Left
0.4
0.3
0.2
0.1
2.6
3
3.4 3.8 4.2 4.6
5
V_C (V)
Figure 4 : Supply Voltage Rejection
- 15
- 20
- 25
- 30
- 35
- 40
- 45
- 50
10
Chan Right
Chan Left
V_C = 5V
V_IN = 0.5V_RMS
f = 100Hz
V_C = 0V
12
14
16
VOLTAGE SUPPLY (V)
R IGHT
INP UT
1kΩ
2 .2 µF
8
IMPEDANCE
ADAP TER
VOLUME
CONTROL
1kΩ
LEFT
INP UT
6
V_{R EF}
6 .9 V
RE F E RE NCE
VOLTAGE
2 .2 µF
5
IMPEDANCE
ADAP TER
TDA8199
VOLUME
CONTROL
1µF
1
R _L 10kΩ
7
1µF
3
R _L 10kΩ
RIGHT
OUP UT
VOLUME
CONTR OL
(0.5 to 4.5V)
LEFT
OUTP UT
3/4