TDA7405_04 STMICROELECTRONICS [STMicroelectronics], TDA7405_04 Datasheet - Page 30

• Manufacturer Part Number: TDA7405_04
• Description: EQUALIZER CARRADIO SIGNAL PROCESSOR
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Table 9. ELECTRICAL CHARACTERISTICS
TDA7405
9
9.1 Features:
10 FUNCTIONAL DESCRIPTION OF STEREODECODER
Figure 29. Blockdiagram of the Stereodecoder
30/57
Quality Detector
G
Symbol
G
I
I
RECTMP
internal 19kHz band-pass filter
programmable band-pass- and rectifier-gain
selectable internal influence on Stereoblend and/or Highcut
DISMP
f
CHMP
CMP
BPMP
A
MULTIPATH DETECTOR
Center frequency of Multipath-
Bandpass
Bandpass Gain
Rectifier Gain
Rectifier Charge Current
Rectifier Discharge Current
Multipath Influence Factor
Parameter
stereodecoder locked on Pilottone
G1
G2
G3
G4
G1
G2
G3
Test Conditions
00
01
10
11
Min.
Typ.
0.25
0.70
0.85
1.00
1.15
7.6
4.6
0.5
19
12
16
18
6
0
4
Max.
Unit
kHz
mA
dB
dB
dB
dB
dB
dB
dB
µA