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PDF mc3361 Data sheet ( Hoja de datos )
| Número de pieza | mc3361 | |
| Descripción | LOW POWER NARROWBAND FM IF | |
| Fabricantes | Motorola Semiconductors | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de mc3361 (archivo pdf) en la parte inferior de esta página. Total 8 Páginas | ||
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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.
• Operates from 2.0 to 8.0 V Supply
• Low Drain Current 3.9 mA Typical @ VCC = 4.0 Vdc
• Excellent Sensitivity: Input Limiting Voltage –3.0 dB = 2.6 µV Typical
• Low Number of External Parts Required
• Operating Frequency Up to 60 MHz
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Order this document by MC3361B/D
MC3361B
LOW POWER
NARROWBAND FM IF
SEMICONDUCTOR
TECHNICAL DATA
16
1
P SUFFIX
PLASTIC PACKAGE
CASE 648
Not Recommended for New Design
Representative Block Diagram
Mixer
Scan Squelch Filter Filter Recovered
Input Gnd Mute Control In Output Input Audio
16 15 14 13 12 11 10
9
Squelch Trigger with
Hysteresis
–
Filter
Amp
+
AF
Amp
Demodulator
Mixer
Oscillator
1.8 k
1234
Limiter
Amp
50 k
1.8 k
56
7
Crystal
Osc
Mixer VCC Limiter
Output
Input
Decoupling
This device contains 92 active transistors.
10 pF
52 k
8
Quad
Coil
MOTOROLA RF/IF DEVICE DATA
16
1
D SUFFIX
PLASTIC PACKAGE
CASE 751B
(SO–16)
PIN CONNECTIONS
1
Crystal Osc 2
Mixer Output 3
VCC 4
Limiter Input 5
6
Decoupling 7
Quad Coil 8
16 Mixer Input
15 Ground
14 Audio Mute
13 Scan Control
12 Squelch Input
11 Filter Output
10 Filter Input
9
Demodulator
Output
(Top View)
ORDERING INFORMATION
Device
Operating
Temperature Range
Package
MC3361BD
TA = –30 to 70°C
MC3361BP
SO–16
Plastic DIP
© Motorola, Inc. 1999
Rev 1
1
1 page  
1.0
0
– 1.0
– 2.0
– 3.0
– 4.0
– 5.0
– 6.0
0.001
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Figure 5. Input Limiting Voltage
Audio Output (1.0 kHz)
0.01 0.1
INPUT SIGNAL (mVrms)
MC3361B
Figure 6. Overall Gain, Noise and AM Rejection
10
S + N ± 3.0 kHz FM
0 Voltmeter Freq Range:
10 Hz – 100 kHz
–10
–20
S + N (30% AM)
–30
–40
–50
N
–60
–70
1.0 0.001
0.01 0.1
1.0
INPUT SIGNAL (mVrms)
10
70
60
50
40
30
20
10
0
1.0 k
Figure 7. Filter Amp Response
10 k 100 k
f, FREQUENCY (Hz)
1.0 M
Figure 8. Filter Amp Gain
80
70
60
50
40
30
20
10
0
0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0
VCC, SUPPLY VOLTAGE (V)
Figure 9. Supply Current
8.0
6.0 Squelch “On”
Squelch “Off”
4.0
2.0
0
0 2.0 4.0 6.0 8.0
VCC, SUPPLY VOLTAGE (Vdc)
MOTOROLA RF/IF DEVICE DATA
5
5 Page | ||
| Páginas | Total 8 Páginas | |
| PDF Descargar | [ Datasheet mc3361.PDF ] | |
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