TDA7407 STMicroelectronics, TDA7407 Datasheet - Page 14

• Manufacturer Part Number: TDA7407
• Description: IC PROCESSOR CAR SIGNAL 44TQFP
• Manufacturer: STMicroelectronics
• Type: Car Signal Processorr

Specifications of TDA7407

• Applications: Automotive Audio
• Mounting Type: Surface Mount
• Package / Case: 44-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 497-3979

Stereo decoder part
3
14/46
Stereo decoder part
Table 6.
Mono / stereo switch
PLL
De-emphasis and highcut
Stereo blend and highcut control
V
V
Symbol
V
V
T
GSTEP
REF5V
GMAX
SVRR
L
PTHMO1
PTHMO0
CREF5V
L
S
------------- -
PTHST1
PTHST0
t
t
t
t
G
THD
HC50
HC75
HC50
HC75
Δf/f
Gmax
V
R
Gmin
N
MIN
α
+
in
in
N
MPX input level
Input resistance
Min. input gain
Max. input gain
Step resolution
Supply voltage ripple
rejection
Max. channel separation
Total harmonic distortion
Signal plus noise to noise
ratio
Pilot threshold voltage
Pilot threshold voltage
Pilot threshold voltage
Pilot threshold voltage
Capture range
De-emphasis time constant
De-emphasis time constant
Highcut time constant
Highcut time constant
Internal reference voltage
Temperature coefficient
Min. LEVEL gain
Max. LEVEL gain
Stereo decoder electrical characteristics
(V
fm= 1KHz, Gv = 6dB. T
S
= 9V; de-emphasis time constant = 50μs,V
Parameter
amb
G
Vripple = 100mV; f = 1KHz
A-weighted, S = 2V
for Stereo, PTH = 1
for Stereo, PTH = 0
for Mono, PTH = 1
for Mono, PTH = 1
Bit 7, Subadr, 10 = 0,
V
Bit 7, Subadr, 10 = 1,
V
Bit 7, Subadr, 10 = 0,
V
Bit 7, Subadr, 10 = 1,
V
LEVEL
LEVEL
LEVEL
LEVEL
v
= 25°C; unless otherwise specified)
= 3.5dB
Test condition
>> V
>> V
>> V
>> V
HCH
HCH
HCL
HCL
RMS
MPX
= 500mV (75KHz deviation),
Min. Typ. Max.
1.75
100
150
8.5
1.5
0.5
4.7
70
35
30
80
10
15
10
25
50
-1
7
8
3300
0.02
100
150
225
0.5
3.5
2.5
11
60
50
91
15
25
12
19
50
75
10
5
0
1.25
12.5
3.25
130
100
200
300
4.5
0.3
5.3
25
35
17
25
75
12
1
TDA7407
V
Unit
ppm
mV
mV
mV
mV
KΩ
dB
dB
dB
dB
dB
dB
dB
dB
RMS
μs
μs
μs
μs
%
%
V