參數(shù)資料
型號: MC3372
廠商: Motorola, Inc.
英文描述: LOW POWER FM IF
中文描述: 低功耗調(diào)頻中頻
文件頁數(shù): 3/20頁
文件大?。?/td> 471K
代理商: MC3372
MC3371 MC3372
3
MOTOROLA ANALOG IC DEVICE DATA
DC ELECTRICAL CHARACTERISTICS
(VCC = 4.0 Vdc, TA = 25
°
C, unless otherwise noted)
Characteristic
Pin
Symbol
Min
Typ
Max
Unit
Drain Current (No Input Signal)
Squelch Off, Vsq = 2.0 Vdc
Squelch On, Vsq = 0 Vdc
Squelch Off, VCC = 2.0 to 9.0 V
4
lcc1
lcc2
dlcc1
3.2
3.6
1.0
4.2
4.8
2.0
mA
Detector Output (No Input Signal)
DC Voltage, V8 = VCC
9
V9
0.9
1.6
2.3
Vdc
Filter Output (No Input Signal)
DC Voltage
Voltage Change, VCC = 2.0 to 9.0 V
11
V11
dV11
1.5
2.0
2.5
5.0
3.5
8.0
Vdc
Trigger Hysteresis
Hys
34
57
80
mV
Quad Coil TOKO
2A6597 HK (10 mm)
or
7MC–8128Z (7 mm)
15
22
0.33
0.001
57.6575
MHz
Oscillator
0.1
0.1
20 k
0.1
muRata
CFU455D2
or
equivalent
14
C1
0.01
51
51 k
RF Input
VCC = 4.0 Vdc
13
2
4
3
8
5
6
7
1
15
+
16
Mute
0.1
12
11
10
9
FilterOut
1.0
μ
F
Demodulator
AF
Amp
RSSI Output
510 k
SqIn
FilterIn
470
8.2 k
0.01
AF Out
to Audio
Power Amp
53 k
10
Limiter
Amp
Filter
Amp
Mixer
Squelch Trigger
with Hysteresis
Figure 1. MC3371 Functional Block Diagram and Test Fixture Schematic
1.8 k
51 k
1.0
μ
F
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