tda7314 STMicroelectronics, tda7314 Datasheet - Page 4

• Manufacturer Part Number: tda7314
• Description: Digital Controlled Audio Processor With Loudness
• Manufacturer: STMicroelectronics

TDA7314
ELECTRICAL CHARACTERISTICS (refer to the test circuit T
600 , all controls flat (G = 0), f = 1KHz unless otherwise specified)
SUPPLY
INPUT STAGE
VOLUME CONTROL
SPEAKER ATTENUATORS
BASS CONTROL (1)
TREBLE CONTROL (1)
4/12
Symbol
C
G
G
G
A
A
C
A
A
S
B
T
SVR
V
RANGE
V
V
V
R
VMAX
MUTE
INmax
e
Gb
R
STEP
V
R
R
INmin
STEP
VMIN
STEP
E
E
range
STEP
E
STEP
Gt
I
DC
DC
DC
S
CL
IN
S
IV
A
A
II
L
T
B
Supply Voltage
Supply Current
Ripple Rejection
Input Resistance
Clipping Level
Output Load resistance
Min. Input Gain
Max. Input Gain
Step Resolution
Input Noise
DC Steps
Input Resistance
Control Range
Min. Attenuation
Max. Attenuation
Step Resolution
Attenuation Set Error
Tracking Error
DC Steps
Control Range
Step Resolution
Attenuation set error
Output Mute Attenuation
DC Steps
Control Range
Step Resolution
Internal Feedback Resistance
Control Range
Step Resolution
Parameter
Pin 9, 11
pin 7, 17
G = 18.75dB
adjacent gain steps
G = 18.75 to Mute
Av = 0 to -20dB
Av = -20 to -60dB
adjacent attenuation steps
From 0dB to Av max
adjacent att. steps
from 0 to mute
Max. Boost/cut
Max. Boost/cut
Test Condition
amb
= 25 C, V
-1.25
Min.
+12
+13
0.5
0.5
60
35
20
70
70
35
80
34
-1
-1
-3
6
2
2
1
1
S
= 9V, R
18.75
Typ.
6.25
1.25
37.5
1.25
100
+14
+14
2.5
0.5
80
50
33
75
75
44
9
8
0
2
4
4
0
0
0
0
1
2
2
L
= 10K , R
Max.
1.75
1.25
1.75
+16
+15
7.5
1.5
10
11
70
20
50
80
80
40
10
58
1
1
2
2
3
3
3
3
Vrms
Unit
mA
mV
mV
mV
mV
mV
mV
K
K
K
dB
dB
dB
dB
k
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
V
V
G
=