ARCHIVE INFORMATION LOW POWER NARROWBAND FM IF

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Russell Palmer
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1 Order this document by MC6C/D The MC6C 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. to 8. V Supply Low Drain Current.8 ma VCC =. Vdc Excellent Sensitivity: Input Limiting Voltage. db =.6 µv Typical Low Number of External Parts Required Operating Frequency Up to 6 MHz Full ESD Protection Mixer Input 6 Oscillator Gnd Representative Block Diagram Squelch Trigger with Hysteresis Mixer Mute.8 k Scan Control Squelch In Limiter Amp.8 k Filter Output Filter Amp k Filter Input Recovered Audio Demodulator pf k AF Amp LOW POWER NARROWBAND FM IF SEMICONDUCTOR TECHNICAL DATA 6 P SUFFIX PLASTIC PACKAGE CASE 68 Not Recommended For New Designs 6 D SUFFIX PLASTIC PACKAGE CASE B (SO 6, Tape & Reel Only) PIN CONNECTIONS Crystal Osc 6 Mixer Input Ground Mixer Output VCC Limiter Input Decoupling 6 Audio Mute Scan Control Squelch Input Filter Output Filter Input Quad Coil 8 Demodulator Output (Top View) Crystal Osc Mixer Output VCC Limiter Input 6 Decoupling This device contains active transistors. 8 Quad Coil Device ORDERING INFORMATION Operating Temperature Range Package MC6CDR TA = to C SO 6 MOTOROLA RF/IF DEVICE DATA Motorola, Inc. Rev

2 MC6C MAXIMUM RATINGS (TA = C, unless otherwise noted.) Rating Pin Symbol Value Unit Power Supply Voltage VCC(max) Vdc Operating Supply Voltage Range VCC. to 8. Vdc Detector Input Voltage 8. Vp p Input Voltage (VCC. V) 6 V6. VRMS Mute Function V. to. Vpk Junction Temperature TJ C Operating Ambient Temperature Range TA to C Storage Temperature Range Tstg 6 to C NOTE: ESD data available upon request. ELECTRICAL CHARACTERISTICS (VCC =. Vdc, fo =. MHz, f = ±. khz, fmod =. khz, TA = C, unless otherwise noted.) Drain Current (No Signal) Characteristic Pin Min Typ Max Unit Squelch Off Squelch On Recovered Audio Output Voltage (Vin = mvrms) mvrms Input Limiting Voltage (. db Limiting) µv Total Harmonic Distortion.86 % Recovered Output Voltage (No Input Signal) 6 mvrms Drop Voltage AF Gain Loss..6 db Detector Output Impedance Ω Filter Gain ( khz) (Vin =. mvrms) db Filter Output Voltage... Vdc Mute Function Low Ω Mute Function High. MΩ Scan Function Low (Mute Off ) (V =. Vdc). Vdc Scan Function High (Mute On ) (V = Gnd).. Vdc Trigger Hysteresis mv Mixer Conversion Gain 8 db Mixer Input Resistance 6. kω Mixer Input Capacitance 6. pf ma MOTOROLA RF/IF DEVICE DATA

3 MC6C Figure. Test Circuit VCC. MHz. 6 pf 68 pf Mixer Input. MHz murata CFUD FL Audio Mute MC6C SQ SW Input k Scan Control AUDIO OUTPUT (mvrms) 8 6 TA = C Audio Output Distortion k Figure. Audio Output, Distortion versus Supply Voltage. 6 Filter Amp Out k Filter Amp In 8. k. 8 AF Output Quad Coil AUDIO OUTPUT DISTORTION (%) 8 6. FL murata Erie North America CFUD or equivalent Quadrature Coil Toko America Type MC 88Z or equivalent C µf, unless noted AUDIO OUTPUT (mvrms) Figure. Audio Output, Distortion versus Temperature VCC =. V Audio Output Distortion.. 6. VCC, SUPPLY VOLTAGE (V) TA, AMBIENT TEMPERATURE ( C) MOTOROLA RF/IF DEVICE DATA

4 MC6C. Figure. Ceramic Filter to Pin k. R.8 k R R R R R6 R. k k R k Q R. k. R R6 MHz. k. k Q R Q Q Q Q Q R Q R6 k Q6 Q Q C k. k R8 k V CC Figure. Low Voltage Low Power Narrowband FM IF L C 6. Q Q Q8 Q 6. 6 Ω Q 6 R.6 k Q Q R k R k R8 Q Q. MHz N 6 Q Q Q Q Q C Q. k Q Q. Q Q8 Q6 R8 k R R. k Q8 Quad Coil R L R k R 8 Q Q6 Q R R 6. k R k R R R R R. k. k. k. k k k 8 Q Q R8 8 k R6 R R R8 R R R R6 R8 R R6 R6. k Q.6 k.6 k Q8.6 k k k k k k k k k R6 R66 C R8 k k Q8 Q8.6 k Q Q8 Q Q Q8 QQ6 Q8Q Q6Q6 Q6Q6 Q6Q68 Q QQ6 QQ8 R k R R Q Q Q Q Q6 Q8 Q88 Q8 C6 Q Q8 Q86 Q8 R R68 R R R k k. k. k. k R6 R8 k k R R k k Q Q Q Q Q8 Q Q6 C R k R8.6 k R8 R k R6 R R R8 k 6 k.6 k 6 R k Q Q Q R R6 Q. k Q Q Q6 Q6 Q66 Q6 Q R k R6 R.6 k R6.6 k R R6. k. k R R R6.6 k.6 k R8 R. k.6 k R.6 k R6 k R.8 k 6 to C.F. V CC MOTOROLA RF/IF DEVICE DATA

5 MC6C LIMITING (db) Figure. Input Limiting Voltage. VCC =. V Audio Output (. khz) INPUT SIGNAL (mvrms) RELATIVE OUTPUT (db) 6. Figure 6. Overall Gain, Noise and AM Rejection S N (% AM) Referred to db for S N ±. khz FM.. INPUT SIGNAL (mvrms) N GAIN (db) 6. k Figure. Filter Amp Response k k f, FREQUENCY (Hz) 8. SUPPLY CURRENT (madc) M GAIN (db) 8 6 Figure. Supply Current Squelch On Squelch Off Figure 8. Filter Amp Gain VCC, SUPPLY VOLTAGE (V).. 6. VCC, SUPPLY VOLTAGE (Vdc) 8. MOTOROLA RF/IF DEVICE DATA

6 MC6C Figure. Simplified Application VCC =. V Scan Control to PLL R 8 k st IF. MHz from Input Front End C.. MHz 6 C 68 pf C pf R C MC6C FL C C. R6 k R 6.8 k C. 6 8 C C. C R k R. k R k R. k C6 R. k C. Quad Coil R8. k VR (Squelch Control) k VR k FL murata Erie North America Type CFUD or equivalent Quadrature Coil Toko America Type MC 88Z or equivalent C8. AF Output to Audio Power Amp. Units: R : Ω C : µf unless noted 6 MOTOROLA RF/IF DEVICE DATA

7 MC6C OUTLINE DIMENSIONS D SUFFIX PLASTIC PACKAGE CASE B (SO 6) ISSUE J T SEATING PLANE 6 8 G A K B D 6 PL. (.) M T B S A S P 8 PL. (.) M B S C M R X J F NOTES:. DIMENSIONING AND TOLERANCING PER ANSI Y.M, 8.. CONTROLLING DIMENSION: MILLIMETER.. DIMENSIONS A AND B DO NOT INCLUDE MOLD PROTRUSION.. MAXIMUM MOLD PROTRUSION (.6) PER SIDE.. DIMENSION D DOES NOT INCLUDE DAMBAR PROTRUSION. ALLOWABLE DAMBAR PROTRUSION SHALL BE (.) TOTAL IN EXCESS OF THE D DIMENSION AT MAXIMUM MATERIAL CONDITION. MILLIMETERS INCHES DIM MIN MAX MIN MAX A B.8. C D.... F...6. G. BSC. BSC J..8. K.... M P R.... Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation consequential or incidental damages. Typical parameters which may be provided in Motorola data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including Typicals must be validated for each customer application by customer s technical experts. Motorola does not convey any license under its patent rights nor the rights of others. Motorola products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the Motorola product could create a situation where personal injury or death may occur. Should Buyer purchase or use Motorola products for any such unintended or unauthorized application, Buyer shall indemnify and hold Motorola and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that Motorola was negligent regarding the design or manufacture of the part. Motorola and are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal Opportunity/Affirmative Action Employer. Mfax is a trademark of Motorola, Inc. How to reach us: USA / EUROPE / Locations Not Listed: Motorola Literature Distribution; JAPAN: Motorola Japan Ltd.; SPD, Strategic Planning Office,, P.O. Box, Denver, Colorado 8. 6 or 8 Nishi Gotanda, Shinagawa ku, Tokyo, Japan Customer Focus Center: 8 6 Mfax : RMFAX@ .sps.mot.com TOUCHTONE 6 66 ASIA / PACIFIC: Motorola Semiconductors H.K. Ltd.; Silicon Harbour Centre, Motorola Fax Back System US & Canada ONLY 8 88, Dai King Street, Tai Po Industrial Estate, Tai Po, N.T., Hong Kong HOME PAGE: MOTOROLA RF/IF DEVICE DATA MC6C/D

LOW POWER NARROWBAND FM IF

LOW POWER NARROWBAND FM IF Order this document by MC336C/D The MC336C includes an Oscillator, Mixer, Limiting Amplifier, Quadrature Discriminator, Active Filter, Squelch, Scan Control and Mute Switch. This device is designed for