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TDA7409D

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P25
TDA7409
4/25
ELECTRICAL CHARACTERISTICS
(V
S
=9V; T
AMB
=25 ;R
L
=10k
Ω
; all gains = 0dB; f = 1kHz; unless otherwise
specified)
Symbol Parameter Test Conditions Min. Typ. Max. Unit
INPUT SELECTOR
R
in
Input Resistance all single ended Inputs 70 100 130 kΩ
V
CL
Clipping Level 2.20 2.60 V
RMS
S
IN
Input Separation 80 100 dB
G
IN MIN
Min. Input Gain -1 0 1 dB
G
IN MAX
Max. Input Gain 18 20 22 dB
G
STEP
Step Resolution 0.5 1 1.5 dB
V
DC
DC Steps Adjacent Gain Steps -5 1 5 mV
G
MIN
to G
MAX
-10 5 10 mV
V
offset
Remaining offset with AutoZero 0.5 mV
BEEP CONTROL
V
RMS
Beep Level 250 350 500 mV
f
B
Beep Frequency f
B1
740 781 820 Hz
f
B2
1.48 1.56 1.64 kHz
f
B3
1.7 1.8 1.9 kHz
MIXING CONTROL
M
LEVEL
Mixing Level Main / Mix-Source 0/00 dB
Main / Mix-Source -0.5/-
10.6
-3.5/-
9.6
-2.5/-
8.6
dB
Main / Mix-Source -5/-5 -6/-6 -7/-7 dB
Main / Mix-Source -11/-
1.5
-12/-
2.5
-13/-
3.5
dB
VOLUME CONTROL
G
MAX
Max. Gain 28 30 32 dB
A
MAX
Max. Attenuation -83 -79 -75 dB
A
STEP
Step Resolution 0.5 1 1.5 dB
E
A
Attenuation Set Error G = -20 to +20dB -1 0 1 dB
G = -80 to -20dB -4 0 3 dB
E
T
Tracking Error 2dB
Obsolete Product(s) - Obsolete Product(s)
5/25
TDA7409
V
DC
DC Steps
Adjacent Steps 0.1 3 mV
From 0dB to G
MIN
0.5 5 mV
LOUDNESS CONTROL
A
STEP
Step Resolution 0.5 1 1.5 dB
A
MAX
Max. Attenuation 13 15 17 dB
f
C
Center Frequency 360 400 440 Hz
720 800 880 Hz
2.3
2.4
1
2.5 kHz
SOFT MUTE
A
MUTE
Mute Attenuation 80 100 dB
T
D
Delay Time T1 0.48 1 ms
T2 0.96 2 ms
T3 20 30.7 50 ms
T4 70 123 170 ms
V
TH low
Low Threshold for SM-Pin
2
1V
V
TH high
High Threshold for SM - Pin 2.50 V
R
PU
Internal pull-up resistor 70 100 130 kΩ
V
PU
Pull-Up Voltage 5 V
SOFT STEP
T
SW
Switch time T
SW1
0.68 ms
T
SW2
1.26 ms
T
SW3
2.52 ms
T
SW4
5.04 ms
1) Center frequency 2.4KHz makes 1KHz bottom frequency at low & high frequency boost condition.
2) The SM-Pin is active low (Mute = 0)
BASS CONTROL
C
RANGE
Control Range +14 +15 +16 dB
A
STEP
Step Resolution 0.5 1 1.5 dB
f
C
Center Frequency f
C1
54 60 66 Hz
f
C2
72 80 88 Hz
f
C3
90 100 110 Hz
f
C4
180 200 220 Hz
Symbol Parameter Test Conditions Min. Typ. Max. Unit
ELECTRICAL CHARACTERISTICS
(continued)
Obsolete Product(s) - Obsolete Product(s)
TDA7409
6/25
Q
BASS
Quality Factor Q
1
0.9 1 1.1
Q
2
1.1 1.25 1.4
Q
3
1.3 1.5 1.7
Q
4
1.8 2 2.2
DC
GAIN
Bass-DC-Gain DC = off -1 0 1 dB
DC = on 4 4.4 6 dB
TREBLE CONTROL
C
RANGE
Control Range +14 +15 +16 dB
A
STEP
Step Resolution 0.5 1 1.5 dB
f
C
Center Frequency f
C1
8 10 12 kHz
f
C2
10 12.5 15 kHz
f
C3
12 15 18 kHz
f
C4
14 17.5 21 kHz
SPEAKER ATTENUATORS
C
RANGE
Control Range -53 50 -47 dB
A
STEP
Step Resolution only for attenuation up to 24dB 0.5 1 1.5 dB
A
MUTE
Output Mute Attenuation 80 90 dB
E
E
Attenuation Set Error -2 2 dB
V
DC
DC Steps Adjacent Attenuation Steps 0.10 5 mV
T
ZC
Zero Cross Timer Data bit D1=1 , D2=1 29 37 45 ms
Vth Zero Cross Threshold +
20 mV
FADER OUTPUTS
V
CLIP
Clipping Level d = 0.3% 2.20 2.60 V
RMS
R
L
Output Load Resistance 2 kΩ
C
L
Output Load Capacitance 10 nF
R
OUT
Output Impedance 30 100 Ω
V
DC
DC Voltage Level 4.3 4.5 4.7 V
SUBWOOFER ATTENUATORS
C
RANGE
Control Range -53 50 -47 dB
A
STEP
Step Resolution 0.5 1 1.5 dB
A
MUTE
Output Mute Attenuation 80 90 dB
Symbol Parameter Test Conditions Min. Typ. Max. Unit
ELECTRICAL CHARACTERISTICS
(continued)
Obsolete Product(s) - Obsolete Product(s)
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P25

TDA7409D

Mfr. #:
Buy TDA7409D
Manufacturer:
STMicroelectronics
Description:
Audio DSPs INFOTAINMENT SIGNAL
Lifecycle:
New from this manufacturer.
Delivery:
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