參數(shù)資料
型號: MC3371P
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, PDIP16
封裝: PLASTIC, DIP-16
文件頁數(shù): 8/20頁
文件大?。?/td> 471K
代理商: MC3371P
MC3371 MC3372
8
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
13
RSSI
VCC
Received Signal Strength Indicator or
RSSI. The chip sources up to 60
μ
A
over the linear 60 dB range. This pin
may be used many ways, such as:
AGC, meter drive and carrier triggered
squelch circuit.
Pin
Waveform
Description
RSSIOut
1.8 k
Bias
13
RSSI Output. Referred to as the
14
MUTE
40 k
Mute or
SqOut
14
Mute Output. See discussion in
application text.
15
Gnd
Gnd
15
Ground. The ground area should be
continuous and unbroken. In a two–
sided layout, the component side has
the ground plane. In a one–sided
layout, the ground plane fills around
the traces on the circuit side of the
board and is not interrupted.
16
MIXIn
MixerIn
VCC
16
3.3 k
10 k
Mixer Input –
Series Input Impedance:
@ 10 MHz: 309 – j33
@ 45 MHz: 200 – j13
*Other pins are the same as pins in MC3371.
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