TDA7449L STMicroelectronics, TDA7449L Datasheet - Page 4

• Manufacturer Part Number: TDA7449L
• Description: IC PROCESSOR AUDIO DGTL 20-PDIP
• Manufacturer: STMicroelectronics
• Type: Audio Processorr

Specifications of TDA7449L

• Applications: TV
• Mounting Type: Through Hole
• Package / Case: 20-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TDA7449L
Figure 4. Test Circuit
4/14
Table 5. Electrical Characteristcs (continued)
AUDIO OUTPUTS
GENERAL
BUS INPUT
V
V
E
S/N
V
R
S
V
V
R
CLIP
I
E
d
DC
NO
IN
IH
IL
O
O
C
L
t
J3
J2
RCA
RCA
J4
J1
J5
IN1L
IN1R
CON3
CON4
CON
1
2
3
4
5
1
2
3
4
1
2
3
4
GND
IN1L
GND
IN2L
GND
IN2R
GND
IN1R
GND
MOUTL
GND
MOUTR
GND
Clipping Level
Output Load Resistance
Output Impedance
DC Voltage Level
Output Noise
Total Tracking Error
Signal to Noise Ratio
Channel Separation Left/Right
Distortion
Input Low Voltage
Input High Voltage
Input Current
Output Voltage SDA
Acknowledge
C3 0.47 F
C4 0.47 F
C1 0.47 F
C2 0.47 F
R-IN2
R-IN1
L-IN1
L-IN2
8
9
6
7
100K
100K
100K
100K
INPUT MULTIPLEXER
+ GAIN
2dB STEP
0/30dB
MUXOUTR
MUXOUTL
G
G
d = 0.3%
All gains = 0dB;
BW = 20Hz to 20KHz flat
A
A
All gains 0dB; V
A
V
I
O
V
V
V
IN
J5
= 1.6mA
= 0 to -24dB
= -24 to -47dB
= 0; V
10
11
= 0.4V
VOLUME
VOLUME
TREBLE(R)
TREBLE(L)
I
5.6nF
5.6nF
C10
= 1V
C9
I
2
CBUS DECODER + LATCHES
TREBLE
TREBLE
16
17
RMS
O
150nF
150nF
R2 2K
= 1V
BIN(L)
15
12
C7
C5
R1
BOUT(R)
;
BASS
BASS
R
R
B
B
2K
C8
C6
330nF
330nF
RMS
BOUT(L)
14
13
SPKR ATT
SPKR ATT
SUPPLY
;
RIGHT
LEFT
V
REF
1
CREF
10 F
C11
18
19
20
5
4
3
2
2.1
10
80
-5
2
3
LOUT
DIG_GND
SCL
SDA
ROUT
AGND
V
S
D98AU849A
R3 30
0.01
106
100
2.6
3.8
0.4
40
+9 V
+9V
5
0
0
100nF
JUMPER
C13
OUT_ R
JP1
OUT_L
OUT_R
OUT_L
GND
+V8
0.08
22 F
C12
CON2
CON4
CON4
0.8
1
2
3
4
1
2
3
4
1
2
70
15
1
2
1
5
J8
J9
J10
J6
J7
V
K
dB
dB
dB
dB
RMS
W
%
V
V
V
V
V
A