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參數(shù)資料
| 型號： | TDA7403DTR |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PDSO20 |
| 封裝： | SO-20 |
| 文件頁數(shù)： | 4/25頁 |
| 文件大?。?/td> | 232K |
| 代理商： | TDA7403DTR |
65mV
30mV
8 STEPS
NOISE CONTROLLED
TRIG. THRESHOLD
MIN. TRIG. THRESHOLD
260mV(00)
220mV(01)
180mV(10)
140mV(11)
0.9V
VTH
1.5V
VPEAK(V)
D97AU648
Figure 10. Trigger Threshold vs. VPEAK
VPEAK
(VOP)
D97AU649
20
DEVIATION(KHz)
0.9
1.2
2.0
2.8
DETECTOR OFF (11)
32.5
45
75
10
01
00
Figure 11. Deviation Controlled Trigger Ad-
justment
2.3V(00)
0.9V
VPEAK
E'
D98AU863
1.8V(01)
1.3V(10)
MONO
STEREO
noisy signal
good signal
ATC_SB OFF (11)
NOISE
3V
Figure 12. Fieldstrength Controlled Trigger
Adjustment
INGAIN
3.5 ... 11dB
STEP 2.5dB
INFILTER
LP 80KHz
4.th ORDER
DEMODULATOR
- PLOT CANC
- ROLL-OFF COMP.
- LP 25KHz
PLL +
PILOT-DET.
F19
NOISE BLANKER
F38
STEREO
HOLDN
SB CONTROL
DEEMPHASIS
+ HIGHCUT
t=50 or 75
s
REF 5V
VSBL
LEVEL INTERN
HC
CONTROL
VHCCH
VHCCL
D
A
LEVEL INPUT
LP 2.2KHZ
1.th ORDER
LEVEL
FM_L
FM_R
MPX
100K
D98AU952
GAIN 0..10dB
Figure 13. Block diagram of the stereo decoder
TDA7403
12/25
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TDA7404 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:CARRADIO-SIGNAL-PROCESSOR |
| TDA7404_08 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Car radio signal processor |
| TDA7404D | 功能描述:音頻 DSP Car Radio Signal 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(fēng)格: 封裝 / 箱體: 封裝:Tube |
| TDA7404DTR | 功能描述:音頻 DSP Car Radio Signal 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(fēng)格: 封裝 / 箱體: 封裝:Tube |
| TDA7405 | 功能描述:音頻 DSP EQUALIZER CAR RADIO SIGNAL PROCESSOR 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(fēng)格: 封裝 / 箱體: 封裝:Tube |
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