參數(shù)資料
型號: MC3371D
廠商: MOTOROLA INC
元件分類: 接收器
英文描述: LOW POWER FM IF
中文描述: FM, AUDIO SINGLE CHIP RECEIVER, PDSO16
封裝: PLASTIC, SO-16
文件頁數(shù): 7/20頁
文件大小: 471K
代理商: MC3371D
MC3371 MC3372
7
MOTOROLA ANALOG IC DEVICE DATA
MC3371 PIN FUNCTION DESCRIPTION (continued)
OPERATING CONDITIONS
VCC = 4.0 Vdc, RFIn = 100
μ
V, fmod = 1.0 kHz, fdev = 3.0 kHz. MC3371 at fRF = 10.7 MHz (see Figure 11).
Internal Equivalent
Circuit
Symbol
9
RA
Recovered Audio. This is a composite
FM demodulated output having signal
and carrier component. The typical
level is 1.4 Vpp.
Pin
Waveform
Description
RAO t
200
VCC
RAOut
9
100
μ
A
The filtered recovered audio has the
carrier component removed and is
typically 800 mVpp.
10
FilIn
VCC
10
FilterIn
30
μ
A
Filter Amplifier Input
11
FilOut
11
VCC
FilterOut
240
μ
A
Filter Amplifier Output. The typical
signal level is 400 mVpp.
12
SqIn
SqIn
12
12
μ
A
Squelch Input. See discussion in
application text.
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MC3372D LOW POWER FM IF
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