TDA7437N_06 Datasheet, PDF (11/34 Pages) STMicroelectronics – Digitally controlled audio processor

TDA7437N
Electrical characteristics
Table 4.
Symbol
Electrical characteristics (continued)
Parameter
Test condition
Min. Typ. Max. Unit
Treble control
C_RANGE Control range
A_step Step resolution
Speaker attenuators
±13 ±14 ±15 dB
1
2
3
dB
C_RANGE Control range
A_step Step resolution
A_MUTE Output mute attenuation
E_A Attenuation set error
V_DC DC steps
Audio output
79
dB
A_V = 0 to -40dB
Data word = 1111XXXX
0.5 1 1.5 dB
80 100
dB
A_V = 0 to -40dB
Adjacent attenuation steps
1.5 dB
0.1 3 mV
V_clip Clipping level
R_L Output load resistance
R_O Output impedance
V_DC DC voltage level
Pause detector
d = 0.3%
2.1 2.6
Vrms
2
KΩ
50 90 140 W
3.5 3.8 4.1 V
V_TH Pause threshold
I_DELAY Pull-up current
V_THP Pause threshold
General
WIN = 11
WIN = 10
WIN = 01
WIN = 00
35
mV
70
mV
140
mV
280
mV
15 25 35 μA
3.0
V
V_CC
I_CC
PSRR
e_NO
E_t
S/N
S_C
Supply voltage
Supply current
Power supply rejection ratio
Output noise
Total tracking error
Signal to noise ratio
Channel separation L - R
f = 1KHz
Output muted (B = 20 to
20kHz flat)
All gains 0dB (B = 200 to
20kHz flat)
A_V = 0 to -20dB
A_V = -20 to -60dB
All Gains = 0dB; V_O =
2.1Vrms
6
9 10.2 V
7
10 13 mA
70 90
dB
4
μV
6
15 μV
0
1
dB
0
2
dB
111
dB
80 95
dB
11/34