TDA7463 Datasheet, PDF (3/12 Pages) STMicroelectronics – LOW VOLTAGE TONE CONTROL DIGITALLY CONTROLLED AUDIO PROCESSOR

TDA7463
Table 5. Electrical Characteristcs (refer to the test circuit T_amb = 25°C, V_S =2.4V, R_L= 10KΩ,
R_G = 600Ω, all controls flat, unless otherwise specified)
Symbol
Parameter
Test Condition
Min. Typ. Max. Unit
SUPPLY
VS
Supply Voltage
1.8
2.4
3
V
IS
Supply Current
4
mA
IST-BY Stand-By Current
50
µA
SVR Ripple Rejection
70
dB
INPUT STAGE
R_IN
Input Resistance
35
50
65
KΩ
V_CL
Clipping Level
THD = 0.3%
0.2
Vrms
VOLUME CONTROL
C_RANGE Control Range
t(s) ^{AV MIN Min Attenuation}
AVMAX Max. Attenuation
c _{ASTEP Step Resolution}
du ^{Amute Mute Attenuation}
ro ^{A-10dB -10dB damping}
G14dB 14dB gain
P _{BASS CONTROL (1)}
te Gb
Control Range
le ^RB
Internal Feedback Resistance
o _{TREBLE CONTROL (1)}
s _Gt
Control Range
b _{AUDIO OUTPUTS}
O _{VCLIP Clipping Level}
- _RL
Output Load Resistance
t(s) ^VDC
DC Voltage Level
GENERAL
uc ^ENO
Output Noise
rod ^E_t
Total Tracking Error
P _S/N
Signal to Noise Ratio
te^SC
Channel Separation Left/Right
le^d
Distortion
BUS INPUT
bso ^VIL
Input Low Voltage
63
dB
-1
0
1
dB
62
63
64
dB
1
dB
80
100
dB
10
dB
14
dB
Max. Boost/on
14
dB
33.75 45 56.25 KΩ
Max. Boost on
8
dB
d = 0.3%
0.2
10
0.8
VRMS
KΩ
V
Outout Muted
All gains = 0dB;
BW = 20Hz to 20KHz flat
All gains 0dB; V_O = 0.1V_RMS;
A_V = 0; V_I = 0.1V_RMS ;
5
µV
8
µV
0
1
dB
80
dB
80
dB
0.1
%
0.5
V
V_IH
Input High Voltage
1.9
V
I_IN
Input Current
V_IN = 0.4V
-5
5
µA
V_O
Output Voltage SDA Acknowledge I_O = 1.6mA
0.4
V
Note: 1. BASS and TREBLE response: The center frequency and the response quality can be chosen by the external circuitry.
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