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TDA7407 数据表(PDF) 4 Page - STMicroelectronics

部件名 TDA7407
功能描述  ADVANCED CAR SIGNAL PROCESSOR
PDF  30 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7407 数据表(HTML) 4 Page - STMicroelectronics

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AUDIO PROCESSOR PART
Input Multiplexer
Quasi-differential CD and cassette stereo input
AM mono input
Phone differential input
Multiplexer signal after In-Gain available at
separate pins
Volume control
1dB attenuator
Max. gain 15dB
Max. attenuation 79dB
Bass Control
2nd order frequency response
Center frequency programmable in 4(5) steps
DC gain programmable
±15 x 1dB steps
Mid Control
2nd order frequency response
Center frequency programmable in 4 steps
Q-factor programmable in 2 steps
±15 x 1dB steps
Treble Control
2nd order frequency response
Center frequency programmable in 4 steps
±15 x 1dB steps
Speaker Control
4 independent speaker controls in 1dB steps
max gain 15dB
max. attenuation 79dB
Mute Functions
Direct mute
Digitally controlled softmute with 4 programmable
mute time.
ELECTRICAL CHARACTERISTICS (VS = 9V; Tamb = 25°C; RL = 10K
Ω; all gains = 0dB; f = 1KHz;
unless otherwise specified).
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
INPUT SELECTOR
Rin
Input Resistance
all inputs except Phone
70
100
130
K
Ω
VCL
Clipping Level
2.2
2.6
VRMS
SIN
Input Separation
80
100
dB
GIN MIN
Min. Input Gain
-1
0
1
dB
GIN MAX
Max. Input Gain
13
15
17
dB
GSTEP
Step Resolution
0.5
1
1.5
dB
VDC
DC Steps
Adjacent Gain Step
-5
0.5
5
mV
GMIN to GMAX
-10
5
10
mV
DIFFERENTIAL CD STEREO INPUT
Rin
Input Resistance
Differential
70
100
130
K
Ω
Common Mode
70
100
130
K
Ω
CMRR
Common Mode Rejection Ratio
VCM = 1VRMS @ 1KHz
45
70
dB
VCM = 1VRMS @ 10KHz
45
60
dB
eN
Output Noise @ Speaker
Outputs
20Hz to 20KHz flat; all stages
0dB
615
µV
DIFFERENTIAL PHONE INPUT
Rin
Input Resistance
Differential
40
56
K
Ω
CMRR
Common Mode Rejection Ratio
VCM = 1VRMS @ 1KHz
40
70
dB
VCM = 1VRMS @ 10KHz
40
60
dB
VOLUME CONTROL
GMAX
Max Gain
13
15
17
dB
AMAX
Max Attenuation
70
79
dB
ASTEP
Step Resolution
0.5
1
1.5
dB
EA
Attenuation Set Error
G = -20 to 20dB
-1.25
0
1.25
dB
G = -60 to 20dB
-4
0
3
dB
TDA7407
4/30



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