參數(shù)資料
型號(hào): TDA7402TR
廠商: STMICROELECTRONICS
元件分類: 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP44
封裝: 10 X 10 MM, 1.40 MM HEIGHT, TQFP-44
文件頁(yè)數(shù): 31/74頁(yè)
文件大?。?/td> 1232K
代理商: TDA7402TR
TDA7402
Stereo decoder part
V
RECT
Rectifier voltage
VMPX=0mV
0.5
0.9
1.3
V
VMPX=50mV, f=150kHz
1.5
1.7
2.1
V
VMPX=200mV, f=150kHz
2
2.5
2.9
V
RECT
DE
V
Deviation dependent
rectifier voltage
meas.with
VMPX=500mV
(75kHz dev.)
11
10
01
00
0.5
0.9
1.7
2.5
0.9(off)
1.2
2.0
2.8
1.3
1.5
2.3
3.1
VOP
V
RECT
FS
Fieldstrength
controlled rectifier
voltage
meas.with
VMPX=0mV,
VLEVEL<< VSBL
(fully mono)
11
10
01
00
0.5
0.9
1.7
2.1
0.9(off)
1.4
1.9
2.4
1.3
1.5
2.3
3.1
V
TSFM
Suppression pulse duration FM
Signal HOLDN in
testmode
00
01
10
11
38
25.5
32
22
s
TSAM
Suppression pulse duration AM
Signal HOLDN in
testmode
00
01
10
11
1.2
800
1.0
640
ms
s
VRECTAD
J
Noise rectifier discharge (2)
adjustment
Signal PEAK in
testmode
00
01
10
11
0.3
0.8
1.3
2.0
V/ms
SRPEAK
Noise rectifier (2)
charge
Signal PEAK in
testmode
0
1
10
20
mV/s
VADJMP
Noise rectifier adjustment
through multipath (2)
Signal PEAK in
testmode
00
01
10
11
0.3
0.5
0.7
0.9
V/ms
RAMIF
AM IF Input resistance
35
50
65
kOhm
GAMIF,min min. gain AM IF
Signal AM-RECTIFIER in
Testmode
6dB
GAMIF,max max. gain AM IF
20
dB
GAMIF,step step gain AM IF
2
dB
fAMIF,min min. fc AM IF
Signal AM-RECTIFIER in
Testmode
14
kHz
fAMIF,max max. fc AM IF
56
kHz
1.
All thresholds are measured using a pulse with TR = 2 s, THIGH= 2 s and TF = 10 s. The repetition rate must not
increase the PEAK voltage.
2.
By design/characterization functionally guaranteed through dedicated test mode structure
Table 8.
Electrical characteristics
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
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