參數(shù)資料
型號: TDA7402TR
廠商: STMICROELECTRONICS
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP44
封裝: 10 X 10 MM, 1.40 MM HEIGHT, TQFP-44
文件頁數(shù): 26/74頁
文件大?。?/td> 1232K
代理商: TDA7402TR
Stereo decoder part
TDA7402
5
Stereo decoder part
5.1
Features:
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
Dedicated RDS-softmute
Highcut and stereo blend-characterisctics programmable in a wide range
FM/AM noiseblanker with several threshold controls
Multipath-detector with programmable internal/external influence
I2C-bus control of all necessary functions
5.2
Electrical characteristics
VS = 9V, de-emphasis time constant = 50s, MPX input voltage VMPX = 500mV (75kHz
deviation), modulation frequency = 1kHz, input gain = 6dB, Tamb = 27°C, unless otherwise
specified.
Table 7.
Electrical characteristics
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
Vin
MPX input level
Input gain = 3.5dB
0.5
1.25
Vrms
Rin
Input resistance
70
100
130
k
Ω
Gmin
Min. input gain
1.5
3.5
4.5
dB
Gmax
Max. input gain
8.5
11
12.5
dB
Gstep
Step resolution
1.75
2.5
3.25
dB
SVRR
Supply voltage ripple rejection
Vripple = 100mV, f = 1kHz
55
dB
a
Max. channel separation
30
50
dB
THD
Total harmonic distortion
fin=1kHz, mono
0.02
0.3
%
Signal plus noise to noise ratio
A-weighted, S = 2Vrms
80
91
dB
Mono/Stereo-switch
VPTHST1
Pilot threshold voltage
for stereo, PTH = 1
10
15
25
mV
VPTHST0
Pilot threshold voltage
for stereo, PTH = 0
15
25
35
mV
VPTHMO1 Pilot threshold voltage
for mono, PTH = 1
7
12
17
mV
VPTHMO0 Pilot threshold voltage
for mono, PTH = 0
10
19
25
mV
PLL
Δf/f
Capture range
0.5
%
N
S+ N
相關PDF資料
PDF描述
TDA7402 SPECIALTY CONSUMER CIRCUIT, PQFP44
TDA7403D SPECIALTY CONSUMER CIRCUIT, PDSO20
TDA7403DTR SPECIALTY CONSUMER CIRCUIT, PDSO20
TDA7404DTR 1 CHANNEL(S), TONE CONTROL CIRCUIT, PDSO28
TDA7404D 1 CHANNEL(S), TONE CONTROL CIRCUIT, PDSO28
相關代理商/技術參數(shù)
參數(shù)描述
TDA7403 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:BASIC SIGNAL PROCESSOR
TDA7403_02 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:BASIC SIGNAL PROCESSOR
TDA7403D 功能描述:音頻 DSP Basic Signal Process RoHS:否 制造商:Texas Instruments 工作電源電壓: 電源電流: 工作溫度范圍: 安裝風格: 封裝 / 箱體: 封裝:Tube
TDA7403DTR 功能描述:音頻 DSP Basic Signal Process RoHS:否 制造商:Texas Instruments 工作電源電壓: 電源電流: 工作溫度范圍: 安裝風格: 封裝 / 箱體: 封裝:Tube
TDA7404 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:CARRADIO-SIGNAL-PROCESSOR