參數(shù)資料
型號: LM3189N
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 接收器
英文描述: LM3189 FM IF System
中文描述: FM, AUDIO DEMODULATOR, PDIP16
封裝: PLASTIC, DIP-16
文件頁數(shù): 4/8頁
文件大小: 210K
代理商: LM3189N
Complete FM IF System for High Quality Tuners
The circuit provides a complete FM IF system for a high
quality receiver. Either one or two stages of amplification
and bandpass filtering may be desired, depening on the
receiver requirements. See graph for Typical Limiting and
Noise Characteristics for each circuit configuration which
can be compared to the LM3189N alone.
Complete FM IF System for High Quality Receivers
All resistance values are in
X
CF: Ceramic filters, Toko CSFE or equivalent
*
L tunes with 100 pF (C) at 10.7 MHz
Q
o
(unloaded)
j
75 (Toko No. KACS K586 HM
or equivalent)
TL/H/7960–5
Printed Circuit Board and Component Layout
TL/H/7960–6
Component Side
4
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