Order this document by MC3361B/D
Low Power Narrowband FM IF
The MC3361B includes an Oscillator, Mixer, Limiting Amplifier,
Quadrature Discriminator, Active Filter, Squelch, Scan Control and Mute
Switch. This device is designed for use in FM dual conversion
communications equipment.
鈥?/div>
Operates from 2.0 to 8.0 V Supply
MC3361B
LOW POWER
NARROWBAND FM IF
SEMICONDUCTOR
TECHNICAL DATA
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
Low Drain Current 3.9 mA Typical @ VCC = 4.0 Vdc
Excellent Sensitivity: Input Limiting Voltage 鈥?.0 dB = 2.6
碌V
Typical
Low Number of External Parts Required
Operating Frequency Up to 60 MHz
16
1
P SUFFIX
PLASTIC PACKAGE
CASE 648
Not Recommended for New Design
16
1
Representative Block Diagram
Mixer
Input
16
Scan
Control
13
Squelch
In
12
Filter
Output
11
Filter Recovered
Audio
Input
D SUFFIX
PLASTIC PACKAGE
CASE 751B
(SO鈥?6)
Gnd
15
Mute
14
PIN CONNECTIONS
10
鈥?/div>
Filter
Amp
AF
Amp
9
1
Crystal Osc
Mixer Output
VCC
Limiter Input
Demodulator
Decoupling
2
3
4
5
6
7
8
(Top View)
Quad Coil
16 Mixer Input
15 Ground
14 Audio Mute
13 Scan Control
12 Squelch Input
11 Filter Output
10 Filter Input
9 Demodulator
Output
Squelch Trigger with
Hysteresis
+
Mixer
1.8 k
Oscillator
Limiter
Amp
50 k
10 pF
52 k
1.8 k
1
Crystal
Osc
2
3
Mixer
Output
4
VCC
5
Limiter
Input
6
7
8
Quad
Coil
Device
ORDERING INFORMATION
Operating
Temperature Range
TA = 鈥?0 to 70掳C
Package
SO鈥?6
Plastic DIP
Decoupling
MC3361BD
MC3361BP
This device contains 92 active transistors.
漏
Motorola, Inc. 1999
Rev 1
MOTOROLA RF/IF DEVICE DATA
1
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