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參數(shù)資料
| 型號： | LA72914V |
| 廠商： | SANYO SEMICONDUCTOR CO LTD |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PDSO16 |
| 封裝： | 0.225 INCH, SSOP-16 |
| 文件頁數(shù)： | 5/9頁 |
| 文件大小： | 290K |
| 代理商： | LA72914V |
LA72914V
No.A1859-5/9
Pin Description
Pin No.
Pin Name
Description
Equivalent circuit
1
FM OUT
4.5MHz or 6.5MHz FM carrier output.
Push-pull output pin.
Output level is 2.5Vp-p (Load resistance=1k
Ω)
1
2
2.4V REG Filter
Internal regulator filter pin.
Please connect 0.1
μF (C1)
2
C1
4V
VCC
3
Emphasis Filter
Emphasis filter pin.
Before FM modulation, make emphasis Characteristic at
audio signal. C1(6800pF)
Emphasis time constant must be matching de-emphasis
time constant. (If you don’t need the emphasis, this pin is
open.)
3
C1
4
VCC
VCC pin.
Supply voltage is 5V DC.
Please connect de-coupling capacitor. (about 47
μF)
5
FM IN
FM signal input.
Please use capacitor coupling.
5
C1
SIG
2.4V
6
Mode CTL
MODE control pin.
Control modulation frequency
TX=4.5MHz: 0 to 0.4V
Stand-by: 2.0 to 3.0V
TX=6.5MHz: 4.5V to VCC
6
Continued on next page.
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相關(guān)代理商/技術(shù)參數(shù) |
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| LA72914VL-TLM-H | 功能描述:調(diào)節(jié)器/解調(diào)器 RoHS:否 制造商:Texas Instruments 封裝 / 箱體:PVQFN-N24 封裝:Reel |
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| LA72914V-TLM-H | 功能描述:調(diào)節(jié)器/解調(diào)器 RoHS:否 制造商:Texas Instruments 封裝 / 箱體:PVQFN-N24 封裝:Reel |
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