TDA7415CB Datasheet, PDF (14/50 Pages) STMicroelectronics – Car radio multimedia signal processor

Electrical specification
TDA7415CB
Table 7. Main signal processing path (continued)
Symbol
Parameter
Test conditions / remark
Min. Typ. Max. Unit
Q_BASS Quality Factor ⁽¹⁾
DC_GAIN Bass DC-Gain
Q₁
Q₂
Q₃
Q₄
DC-mode= off
DC-mode= on
0.9
1
1.1
-
1.13 1.25 1.38
-
1.35 1.5 1.65
-
1.8
2
2.2
-
-1
0
1
dB
3.5 4.4 5.5 dB
MID control
G_RANGE Gain Control Range
A_STEP Step Resolution
f_C1
f_C
Center Frequency ⁽²⁾
f_C2
f_C3
f_C4
Q_MID Quality Factor ⁽²⁾
Q₁
Q₂
Treble Control
±13 ±15 ±17 dB
0.5
1
1.5 dB
450 500 550 Hz
0.9
1
1.1 kHz
1.35 1.5 1.65 kHz
1.8
2
2.2 kHz
0.5
1
1.1
1.8
2
2.2
G_RANGE Gain Control Range
A_STEP Step Resolution
f_C1
f_C
Center Frequency ⁽¹⁾⁾
f_C2
f_C3
f_C4
ROOM-EQ (Acoustics Notch-filter)
±13 ±15 ±17 dB
0.5
1
1.5 dB
6.4 10 13.6 kHz
8.0 12.5 17 kHz
9.6 15 20.4 kHz
11.2 17.5 23.8 kHz
G_RANGE Gain Control Range
-0…9
dB
A_STEP Step Resolution
Non-uniform, see description
1
-
2
dB
f_N1
162 180 198 Hz
f_C
Notch Frequency ⁽¹⁾
f_N2
f_N3
180 200 220 kHz
198 220 242 kHz
f_N4
216 240 264 kHz
Q_EQ
Quality Factor⁽¹⁾
Q₁
Q₂
0.9
1
1.1
1.8
2
2.2
1. Min and Max values are calculated according to simulation results; Functionality is guaranteed by measuring a directly
correlated parameter
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