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參數資料
| 型號： | LA1844 |
| 廠商： | SANYO SEMICONDUCTOR CO LTD |
| 元件分類： | 調諧器 |
| 英文描述： | 2-BAND, AUDIO TUNER, PDSO24 |
| 封裝： | 0.300 INCH, MFP-24 |
| 文件頁數： | 9/11頁 |
| 文件大小： | 821K |
| 代理商： | LA1844 |
LA1844,LA1844M
No.7930A-7/11
Continued from preceding page.
Pin No.
Function
Pin voltage
(V)
Equivalent circuit
Notes
12
Pilot detector
low-pass filter
(Forced mono)
(VCO stop)
VCC-1.0
The device is forced to monaural when a current of
over 50
A flows from this pin.
The VCO is stopped when a current of over 200
A
flows from this pin.
13
14
L outputs
R outputs
3.2
Output impedance RO = 3.3k
15
Pilot canceler
output
Vreg
16
Decoder input
Vreg
Inverting input pin
RNF = 20k
17
PLL input
Vreg
Input impedance Ri = 20k
18
FM demodulator
output
Vreg+0.7
Output impedance RO = 2.3k
The channel separation can be adjusted with an
external capacitor connected between this pin and
ground.
19
AM detector
output
0 (FM)
1.5 (AM)
Output impedance RO = 3.3k
20
S meter,
AM AGC
0.2 (FM)
0.9 (AM)
The resistance of the built-in resistor R is 13.9k
The SD responce during seek operation is
determined with the external capacitor connected
to this pin.
Continued on next page.
相關PDF資料 |
PDF描述 |
|---|---|
| LA1844 | 2-BAND, AUDIO TUNER, PDSO24 |
| LA1845NM | AM/FM, AUDIO SINGLE CHIP RECEIVER, PDSO24 |
| LA1845NM | AM/FM, AUDIO SINGLE CHIP RECEIVER, PDSO24 |
| LA1845NV | AM/FM, AUDIO SINGLE CHIP RECEIVER, PDSO24 |
| LA1845NV | AM/FM, AUDIO SINGLE CHIP RECEIVER, PDSO24 |
相關代理商/技術參數 |
參數描述 |
|---|---|
| LA1844M | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:For Home Stereo Single-chip Tuner IC |
| LA1844MC | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Monolithic Linear IC For Home Stereo Single-chip Tuner IC |
| LA1844MC-AH | 功能描述:調諧器 RoHS:否 制造商:NXP Semiconductors 功能: 噪聲系數: 工作電源電壓: 最小工作溫度: 最大工作溫度: |
| LA1845N | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Single-Chip Home Stereo IC |
| LA1845N_09 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:For Home Stereo IC Single-Chip Tuner IC |
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