CM5018 Ceramate Technical Company, CM5018 Datasheet

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CM5018

Manufacturer Part Number
CM5018
Description
Low Power Narrowband FM IF
Manufacturer
Ceramate Technical Company
Datasheet
Quadrature Discriminator, Active Filter, Squelch, Scan Control and Mute
Switch. This device is designed for use in FM dual conversion
communications equipment.
* All specs and applications shown above subject to change without prior notice.
1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN
Tel:886-3-3214525
Fax:886-3-3521052
– 3.0 dB = 2.6 V Typical
The CM5018 includes an Oscillator, Mixer, Limiting Amplifier,
Operates from 2.0 to 8.0 V Supply
Low Drain Current 2.8 mA Typical @ V CC = 4.0 Vdc
Excellent Sensitivity: Input Limiting Voltage –
Low Number of External Parts Required
Operating Frequency Up to 60 MHz
Full ESD Protection
Mixer
Input
16
1
Oscillator
Crystal
Low Power Narrowband FM IF
Osc
Gnd
15
2
This device contains 92 active transistors.
Mixer
Squelch Trigger with
Representative Block Diagram
Output
Mixer
Mute
Hysteresis
14
3
1.8 k
Page 1 of 6
Control
Scan
V CC
13
4
Squelch
Limiter
Input
12
In
5
1.8 k
Limiter
Amp
Output
Filter
11
6
Decoupling
Email: server@ceramate.com.tw
Http: www.ceramate.com.tw
Filter
Amp
50 k
Filter
Input
10
+
7
Demodulator
Recovered
52 k
10 pF
Audio
Quad
Coil
9
8
AF
Amp
(Preliminary)
CM5018
Rev 0.2 Fev.13,2004

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CM5018 Summary of contents

Page 1

... The CM5018 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 2.8 mA Typical @ 4.0 Vdc Excellent Sensitivity: Input Limiting Voltage – ...

Page 2

... T stg –65 to +150 ( 4.0 Vdc 10.7 MHz 3.0 kHz, f mod = 1.0 kHz Squelch “Off” Squelch “Off” Squelch “On” Squelch “On” Email: server@ceramate.com.tw Http: www.ceramate.com.tw Page CM5018 (Preliminary) Unit Vdc Vdc Vp–p V RMS Pin ...

Page 3

... Email: server@ceramate.com.tw Http: www.ceramate.com.tw Page CM5018 (Preliminary) Mixer Input 10.7 MHz 51 Audio Mute Scan Control 10 k 1.0 Filter Amp Out + 510 Filter Amp In + 1.0 AF Output 0.01 Figure 3. Audio Output, Distortion versus Temperature 4.0 V Audio Output ...

Page 4

... M 0 Figure 8. Supply Current Squelch “On” Squelch “Off” 0 2.0 4 SUPPLY VOLTAGE (Vdc) Email: server@ceramate.com.tw Http: www.ceramate.com.tw Page CM5018 (Preliminary) Referred for 3.0 kHz (30% AM) 0.01 0.1 1.0 INPUT SIGNAL (mVrms) Figure 7. Filter Amp Gain 1.0 2.0 3.0 4.0 5.0 6 SUPPLY VOLTAGE (V) 6 ...

Page 5

... CM5018 Quad Coil 0 FL1 C4 0.1 C6 0.1 Email: server@ceramate.com.tw Http: www.ceramate.com.tw Page CM5018 (Preliminary 4.7 k VR2 (Squelch Control 0.047 AF Output VR1 to Audio 22 k Power Amp. Units unless noted Rev 0.2 Fev.13,2004 ...

Page 6

... Low Power Narrowband FM IF External Dimensions(Units:mm 0. 1.27 0.4 0.1 SOP-16 * All specs and applications shown above subject to change without prior notice. 1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN Tel:886-3-3214525 Fax:886-3-3521052 (Preliminary) Email: server@ceramate.com.tw Http: www.ceramate.com.tw Page CM5018 Rev 0.2 Fev.13,2004 ...

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