- 您現在的位置：買賣IC網 > PDF目錄30724 > LA75694M AM/FM, AUDIO/VIDEO DEMODULATOR, PDSO24 PDF資料下載
參數資料
| 型號： | LA75694M |
| 元件分類： | 接收器 |
| 英文描述： | AM/FM, AUDIO/VIDEO DEMODULATOR, PDSO24 |
| 封裝： | 0.300 INCH, MFP-24 |
| 文件頁數： | 10/10頁 |
| 文件大小： | 226K |
| 代理商： | LA75694M |
LA75694M
No.A0251-9/10
F1. 1st SIF conversion gain [VG]
(1) Internal AGC
(2) fp = 45.75MHz CW; 10mV (VIF input)
fs = 41.25MHz CW; 500
V (1st SIF input) V1
(3) Detection output level at test point C (Vrms) V2 (4.5MHz)
(4) VG = 20log
dB
F2. 4.5MHz output level [SO]
(1) Internal AGC
(2) fp = 45.75MHz CW; 10mV (VIF input)
fs = 41.25MHz CW; 10mV (1st SIF input) V1
(3) Detection output level at test point C (4.5MHz) SO (mVrms)
F3. 1st SIF maximum input [Si max]
(1) Internal AGC
(2) fp = 45.75MHz CW; 10mV (VIF input)
fs = 41.25MHz CW; variable (1st SIF input)
(3) Input level at which the detection output at test point C (4.5MHz) becomes SO ±2dB. Si max
F4.F5. 1st SIF input resistance, Input capacitance [Ri (SIF), Ci (SIF)]
(1) Using an input analyzer, measure Ri and Ci in the input impedance measuring circuit.
C1. Converter conversion gain [VG (SIF)]
(1) Internal AGC
(2) fp = 45.75MHz CW; 10mV (VIF input)
fs = 41.25MHz CW; 316
V (1st SIF input)
(3) Measure the 6MHz component at test point E (MIX output) V1
(4) Measure the 4.5MHz component at test point F (NICAM output). V2
(5) VG(SIF) = 20log
dB
C2. SIF converter maximum output level [V max]
(1) Internal AGC
(2) fp = 45.75MHz CW; 10mV (VIF input)
fs = 41.25MHz CW; 10mV (1st SIF input)
(3) Measure the 6MHz component at test point E (MIX output). V max (dB
V)
C3. Carrier suppression ratio [VGR (4.5)]
(1) Internal AGC
(2) fp = 45.75MHz CW; 10mV (VIF input)
fs = 41.25MHz CW; 316
V (1st SIF input)
(3) Measure the 6MHz component at test point E (MIX output). V6 (dBV)
(4) Measure the 4.5MHz component at test point E (MIX output). V4.5 (dBV)
(5) Perform the following calculation.
Carrier suppression ratio VGR (4.5) (dB) = V6 – V4.5
C5. OSC leakage [OSC leak]
(1) Internal AGC
(2) fp = 45.75MHz CW; 10mV (VIF input)
fs = 41.25MHz CW; 316
V (1st SIF input)
(3) Measure the 6MHz component at test point E (MIX output). V6 (dBV)
(4) Measure the 500kHz component at test point E (MIX output). V0.5 (dBV)
(5) Perform the following calculation.
Carrier suppression ratio OSC leak (dB) = V6 – V0.5
V2
V1
V2
相關PDF資料 |
PDF描述 |
|---|---|
| LA75694M | AM/FM, AUDIO/VIDEO DEMODULATOR, PDSO24 |
| LA75695VA | AM/FM, AUDIO/VIDEO DEMODULATOR, PDSO24 |
| LA75695VA | AM/FM, AUDIO/VIDEO DEMODULATOR, PDSO24 |
| LA7570 | AM/FM, AUDIO/VIDEO DEMODULATOR, PDIP24 |
| LA75710VA | AM/FM, AUDIO/VIDEO DEMODULATOR, PDSO24 |
相關代理商/技術參數 |
參數描述 |
|---|---|
| LA75695VA | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:For Use in TV/VTR Applications IF Signal Processing (VIF+SIF+SIF converter) |
| LA7570 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:TV,VTR IF Signal Processor (Super Split PLL VIF+SIF) |
| LA75710VA | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Monolithic Linear IC NTSC Support TV and VCR VIF/SIF Signal Processing IC |
| LA7575 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Super-split, PLL-II Video and Sound IF Signal Processor |
| LA7576 | 制造商:Panasonic Industrial Company 功能描述:IC |
發布緊急采購，3分鐘左右您將得到回復。