CXA2020S Sony, CXA2020S Datasheet
CXA2020S
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CXA2020S Summary of contents
Page 1
... CXA2020M/S CXA2020M 28 pin SOP (Plastic) identification display), mode Absolute Maximum Ratings (Ta = 25° the pin No. for the CXA2020S.] • Supply voltage • Input signal (Pin 6) • Control voltage (Pins 5, 12, 13, 14) • Operating temperature Topr • Storage temperature • Allowable power dissipation • ...
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... Block Diagram CXA2020M SUBDEEM FM DEMOD BUFFER BIAS CURRENT BIAS VOLTAGE VOLTAGE IBIAS REGULATOR CXA2020S SUBDEEM FM DEMOD BUFFER BIAS CURRENT BIAS VOLTAGE VOLTAGE IBIAS REGULATOR OUTPUT AMP MAINDEEM & OUTPUT SW MAIN L R SUB MATRIX SUB DET CUE CARRIER SUB BPF 4.5f CUE ...
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... NC — REFL 1. — MODE — MPXIN 4. CUBI 4.1V = 9V) The pin numbers in parentheses are for the CXA2020S. Equivalent circuit — Vcc 147 3 3.3k 20k 24k 6 (5) 10.5k Vcc 147 7 (6) 25k 80µ Vcc 1k 147 40k 9 40k 40k (8) – 3 – Description GND. Keep these pins open. ...
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Pin No. Pin Symbol voltage SOP SDIP 11 9 LEDST — LEDSU 13 11 LEDM 16 12 MODE — MUTE — FOMO — MOUT 4.1V Equivalent circuit 11 (9) 12 (10) 13 ...
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Pin No. Pin Symbol voltage SOP SDIP 20 16 ROUT 4. LOUT 4. MCIN 4. MCOUT 3. SCIN 4. SCOUT 3.9V 28 SUBI 4.1V 22 Equivalent circuit Vcc Vcc 147 ...
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Electrical Characteristics Measurement Circuit (CXA2020M) ON OFF SW6 C10 10µF TEST NORM (ON) (OFF) SW4 C9 1µ 10µF C2 47µF SIG SIGNAL GND C10 1µ ...
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... Dstl 4 L-ch Stereo 8 distortion Dstr 4 R-ch 1 When bias condition is "3", measurement point is Pin 20 only. = 9V) The pin numbers in parentheses are for the CXA2020S. CC Bias condi- Conditions tions Measure current 1 input to Pin 4 Input signal: SIG1 Measure output amplitude 2 (400Hz, sine wave) and ...
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SW No. Item Symbol condi- tions Stereo 9 output level Vstl 4 L-ch 1kHz Stereo 10 output level Vstr 4 R-ch 1kHz Main 11 output level Vm1 4 MAIN OUT Main 12 Vm2 4 output level Main frequency 13 Fm1 ...
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SW No. Item condi- Symbol tions 16 Main distortion Dm2 4 Main distortion 17 at maximum Dm3 4 input 18 Main S/N ratio Nm 4 Stereo 19 separation Sstr Stereo 20 separation Sstl Cross ...
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SW No. Item condi- Symbol tions Cross talk 22 Csm1 2 SUB MAIN Cross talk 23 MAIN SUB Cms2 2 BOTH mode Cross talk 24 SUB MAIN Csm2 2 BOTH mode Residual 25 carrier Lcs 3 SUB Residual 26 carrier ...
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SW No. Item condi- Symbol tions Mute volume SUB Mute volume 29 Mst 4 stereo DC offset 30 Ostl 3 stereo L-ch DC offset 31 Ostr 3 stereo R-ch DC offset MAIN OUT Cue ...
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SW No. Item condi- Symbol tions 35 Cue BPF gain CG 5 4.5f trap H attenuation level SW Condition Table off off off 2 off on off 3 off off on ...
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Input Signal Definition SIG1 : Sound MPX signal Main : 0% Sub : 400Hz, 100% MOD Cue : Bilingual SIG2 : Sound MPX signal Main : 0% Sub : 1kHz, 100% MOD Cue : Bilingual SIG3 : Sound MPX signal ...
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... MONO ON DC Voltage range 4. 3V(or open 0. 0.5V (or open 0.5V (or open 0.5V (or open) The information in parentheses is for the CXA2020S. carrier component is eliminated from the Cue signal after AM wave detection. – 14 – LED On/Off condition R MAIN STEREO SUB OFF OFF OFF DC DC OFF ...
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Main circuits In MAIN DEEM, de-emphasis is applied to the Main signal component and the Sub and Cue components are removed. After passing through the MAIN DEEM, the Main signal is applied to MATRIX, OUTPUT AMP, and MAINOUT. 3. ...
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... SW5: F. MONO- Forced monaural mode operates only for stereo. F. MAIN- Forced monaural mode operates for both stereo and bilingual. C10 10µ 10µF 1µF 1µ 10µF 10µ CXA2020S 10µF 10µF C1 10µF SW5 70mVrms C2 (MONO VR2 47µF 100%) 1k SW5: F. MONO- Forced monaural mode operates only for stereo. ...
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Example of Representative Characteristics De-emphasis characteristics 0 –5 –10 –15 100 1k Frequency [Hz] Cue BPF frequency characteristics 0 –20 –40 –60 3.5f 3.5f 3. –40k –20k Frequency [Hz] Main Sub 10k 3.5f 3. +20k ...
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... Package Outline Unit: mm CXA2020M SONY CODE EIAJ CODE JEDEC CODE SCT Ass'y SONY CODE EIAJ CODE JEDEC CODE LEAD PLATING SPECIFICATIONS LEAD MATERIAL SOLDER COMPOSITION PLATING THICKNESS 28PIN SOP (PLASTIC) + 0.4 18.8 – 0 1.27 0.45 ± 0.1 0.24 M PACKAGE STRUCTURE PACKAGE MATERIAL ...
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... Package Outline Unit: mm CXA2020S 22 1 SONY CODE EIAJ CODE JEDEC CODE 22PIN SDIP (PLASTIC) + 0.4 19.2 – 0 1.778 0.5 ± 0.1 Two kinds of package surface: 1.All mat surface type. + 0.15 0.9 – 0.1 2.All mirror surface type. PACKAGE STRUCTURE MOLDING COMPOUND ...