TDA7400DTR STMicroelectronics, TDA7400DTR Datasheet - Page 4

• Manufacturer Part Number: TDA7400DTR
• Description: IC PROCESSOR CAR SIGNAL 28SOIC
• Manufacturer: STMicroelectronics
• Type: Car Signal Processorr

Specifications of TDA7400DTR

• Applications: Automotive Audio
• Mounting Type: Surface Mount
• Package / Case: 28-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 497-3977-2

TDA7400D
AUDIO PROCESSOR PART
Input Multiplexer
Volume control
Bass Control
ELECTRICAL CHARACTERISTICS (V
unless otherwise specified).
4/28
INPUT SELECTOR
DIFFERENTIAL CD STEREO INPUT
DIFFERENTIAL PHONE INPUT
Symbol
Quasi-differential CD and cassette stereo input
AM mono input
Phone differential input
Multiplexer signal after In-Gain available at
separate pins
1dB attenuator
Max. gain 15dB
Max. attenuation 79dB
2nd order frequency response
Center frequency programmable in 4(5) steps
DC gain programmable
G
G
CMRR
CMRR
G
IN MAX
V
V
IN MIN
S
R
R
R
STEP
e
DC
CL
IN
N
in
in
in
Input Resistance
Clipping Level
Input Separation
Min. Input Gain
Max. Input Gain
Step Resolution
DC Steps
Input Resistance
Common Mode Rejection Ratio
Output Noise @ Speaker
Outputs
Input Resistance
Common Mode Rejection Ratio
Parameter
S
= 9V; T
all inputs except Phone
Adjacent Gain Step
G
Differential
Common Mode
V
V
20Hz to 20KHz flat; all stages
0dB
Differential
V
V
CM
CM
CM
CM
MIN
= 1
= 1
= 1
= 1
to G
amb
Test Condition
VRMS
VRMS
VRMS
VRMS
MAX
= 25°C; R
Treble Control
Speaker Control
Mute Functions
Digitally controlled softmute with 4 programmable
mute time
@ 1KHz
@ 10KHz
@ 1KHz
@ 10KHz
2nd order frequency response
Center frequency programmable in 4 steps
4 independent speaker controls in 1dB steps
max gain 15dB
max. attenuation 79dB
Direct mute
15 x 1dB steps
15 x 1dB steps
L
= 10K ; all gains = 0dB; f = 1KHz;
Min.
2.2
0.5
-10
70
80
13
70
70
45
45
40
40
40
-1
-5
Typ.
100
100
100
100
2.6
0.5
15
70
60
56
70
60
0
1
5
6
Max.
130
130
130
1.5
17
10
15
1
5
V
Unit
K
mV
mV
K
K
K
dB
dB
dB
dB
dB
dB
dB
dB
RMS
V