TDA7403D STMicroelectronics, TDA7403D Datasheet - Page 9

• Manufacturer Part Number: TDA7403D
• Description: IC PROCESSOR BASIC SIGNAL SO-20
• Manufacturer: STMicroelectronics
• Type: Car Signal Processorr

Specifications of TDA7403D

• Applications: Automotive Systems
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

STEREODECODER PART
ELECTRICAL CHARACTERISTICS (V
75KHz deviation, f = 1KHz. G
MONO/STEREO SWITCH
PLL
DEEMPHASIS and HIGHCUT
STEREOBLEND and HIGHCUT-CONTROL
VSBL
VSBL
VSBL
Symbol
V
V
TC
No external components necessary
PLL with adjustment free fully integrated VCO
Automatic pilot dependent MONO/STEREO
switching
Very high suppression of intermodulation and
interference
Programmable Roll-Off compensation
V
V
REF5V
SVRR
G
S
L
L
PTHMO1
PTHMO0
L
G
THD
PTHST1
PTHST0
G
V
HC50
HC75
HC50
HC75
Gmax
Gstep
R
Gmin
STEP
REF5V
N
max
min
f/f
IN
in
N
max
step
min
MPX Input Level
Input Resistance
Minimum Input Gain
Max Input Gain
Step Resolution
Supply Voltage Ripple Rejection V
Max Channel Separation
Total Harmonic Distortion
Signal plus Noise to Noise Ratio S = 2V
Pilot Threshold Voltage
Pilot Threshold Voltage
Pilot Threshold Voltage
Pilot Threshold Voltage
Capture Range
Deemphasis Time Constant
Deemphasis Time Constant
Highcut Time Constant
Highcut Time Constant
Internal Reference Voltage
Temperature Coefficient
Min. LEVEL Gain
Max. LEVEL Gain
LEVEL Gain Step Resolution
Min.Voltage for Mono
Max. Voltage for Mono
Step Resolution
Parameter
I
= 6dB, T
amb
S
= 9V; deemphasis time constant = 50 s, V
= 25°C; unless otherwise specified).
Input Gain = 3.5dB
for Stereo, PTH = 1
for Stereo, PTH = 0
for Mono, PTH = 1
for Stereo, PTH = 0
Bit = 7, Subadr. 10 = 0
V
Bit = 7, Subadr. 10 = 1
VLEVEL >> V
Bit = 7, Subadr. 10 = 0
VLEVEL >> V
Bit = 7, Subadr. 10 = 1
VLEVEL >> V
ripple
LEVEL
= 100mv, f = 1khz
rms
>> V
Test Condition
HCH
HCH
HCL
HCL
Dedicated RDS Softmute
Highcut and Stereoblend characterisctics pro-
grammable in a wide range
Internal Noiseblanker with threshold controls
Multipath detector with programmable inter-
nal/external influence
I
2
C bus control of all necessary functions
Min.
0.5
3300
Typ.
0.05
0.67
100
150
225
0.5
3.5
2.5
8.4
11
60
50
86
15
25
12
19
50
75
10
33
58
5
0
MPX
Max.
1.25
TDA7403
= 500mV,
%REF5V
%REF5V
%REF5V
V
ppm
Unit
dB
K
mV
mV
mV
mV
dB
dB
dB
dB
dB
dB
dB
dB
RMS
%
%
V
s
s
s
s
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