cxa1814n Sony Electronics, cxa1814n Datasheet
cxa1814n
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cxa1814n Summary of contents
Page 1
... VCR ATF Description The CXA1814N developed for ATF (Automatic Track Finding VCRs, and integrates the major functions necessary for ATF onto a single chip. Features • Built-in pilot signal detector and BPF • Adopts a high-precision analog filter with no switching noise • ...
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... OUT 6 BPF46 OUT 7 GND REF 8 PILOT 9 3FH 3FH- ATF 13 ERROR RPPB 14 MODE PILOT 15 ACT SPIN 30 COMP 29 REF ENV 28 OUT MOD 27 RATIO CLOG 26 REF 25 CLOG SP/LP 24 REF PB 23 SP/ SIN 20 SCLK CLOCK VREF 17 STBY REC 16 PILOT – 2 – CXA1814N ...
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... CC 50µA 6 GND V CC 210k 15k 50k 8 130 k 270k 5µA GND – 3 – CXA1814N I/O Description — Power supply for all circuits. Playback RF signal input. — Unconnected. GCA1, BMIN and BMOUT test I/O. Pull with a 100 CC k resistor during signal input. BPF16K output. ...
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... GND V CC 50µA 13 GND V CC 5µ GND – 4 – CXA1814N I/O Description 3FH signal input. Connect it to Pin 6 with capacitor coupled. FH signal input. Connect it to Pin 5 with capacitor coupled. FH detection circuit output. Operational amplifier inverted input for the FH detection circuit output amplifier ...
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... GND V CC 5µ GND – 5 – CXA1814N I/O Description Pilot signal output. Power save mode control. High: STBY Electric potential for FH detection operating point. External clock input. Serial input clock for GCA1 and GCA2 gain and TEST mode control. ...
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... V CC 5µ GND V CC 100µA 28 GND – 6 – CXA1814N I/O Description This pin is as follows during variable speed playback. During SP mode: High During LP mode: Low “Low” during normal playback. Threshold level setting for LP/SP identification during special playback. Clog detection output. ...
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... Pin Pin voltage Symbol No COMP 29 0.53 V — REF 0.1 to 1.0 30 SPIN 2.1 V Vp-p Equivalent circuit impedance V CC 100µA 29 GND V CC 50k 30 133 k 100k 100k GND – 7 – CXA1814N I/O Description Reference voltage output for comparator. Playback RF signal input. ...
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... Supply voltage Operating temperature range Symbol Rating V –0 –0 1025 D Topr – Tstg –40 to 125 50 mm, 1.6 mm thick glass fabric base Symbol Min. Typ –10 OPE – 8 – CXA1814N Unit °C °C Max. Unit 5 °C ...
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... NF = Vref +20 mV ATF Error Ioer = –10 µA LPF 2 linearity Rlpf2 REFPILOT = 100 kHz, 0.4orl Vp-p in PILOTACT = H CLOCK IN input resistance Rck CLOCKIN Vin/Iin (Unless otherwise specified °C, V Conditions = RPPBMODE = H RECPILOT voltage ratio – 9 – CXA1814N = 3. Rating values Unit Remarks Min. Typ. Max 3 ...
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... Note 1) The Typ. value 3. (Unless otherwise specified °C, V Conditions =3...4 V/GCA2 = 1000 CC =3...4 V/GCA2 = 1000 3. 3 – 10 – CXA1814N = 3. Rating values Unit Remarks Min. Typ. Max 2.4 0.4 0.01 0.4 2.5 3.0 2 ...
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... REFPILOT RECPILOT LPF2 11 12 Conditions Vin=30 mVp-p, 100 kHz, GCA1: 0000 Gbp1M reference Glp2M reference Glp2M reference Glp2M reference Glp2M reference Glp2M reference Glp2M reference – 11 – CXA1814N = 3. ERR ATF DET AMP ERR Rating values Unit Remarks Min. ...
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... Conditions Min. 0.1 30 0.1 0.1 0.1 = 3.6 V) – Gpd (V = 3.0 V) –1 3.6 V) – Gpd (V = 3.0 V) –1 2.0 10.0 17.0 10 0.2 0.2 22 BPF16OUT Gain 22 BPF46OUT Gain –2 GCA2 = 1000 (Fig- 320 320 320 320 – 12 – CXA1814N = 3. Rating values Unit Remarks Typ. Max. 0.3 1.5 Vp 0.4 1.0 0.4 1.0 Vp-p 0.5 1.0 0 1.5 0 1.0 5.0 8.0 dB 13.0 16.0 20.0 23.0 14 MHz 1 ...
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... COMP REF (fig 2) SPin 500mVp-p Tcl 1 CLOG (fig 3) SPin 500mVp-p Tsp 1 SPLP MOD RATIO CLOG REF ENV OUT 51k 100k 2 seconds 5MHz 2 seconds 5MHz – 13 – CXA1814N to Vref SP/LP REF 24 26 Tcl 2 Tsp 2 ...
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... SPIn 1 Vp-p Trenv ENVOUT (fig 5) FHin 1 Vp-p Trsub 1 3FH-FH (fig 6) 3FHin 1 Vp-p Trsub 2 3FH-FH 100m seconds 2 seconds 5MHz Tfenv 90% 10% 100m seconds 16kHz Tfsub 1 10% 90% 100m seconds 46kHz Tfsub 2 90% 10% – 14 – CXA1814N ...
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... BPF16 CLOG 26 OUT REF BPF46 25 CLOG OUT SP/LP GND 24 REF REF PB 23 PILOT SP/LP 3FH SIN SCLK 3FH-FH 20 CLOCK ATF VREF 18 ERROR RPPB STBY 17 MODE PILOT REC 16 ACT PILOT – 15 – CXA1814N 0.01µ 51k 100k DATA GENERATOR 5.947552MHz 10p 0.3Vp-p ...
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... Grf1 REF (Grf1 = 5 ± 2 dB) – 16 – CXA1814N PB GAIN SP/LP GAIN TESTMODE Select NIN MAX Tcsclk 5 µsec Tclk 1 µsec Tclkcs 5 µsec TEST D8 D9 TESTMODE 0 0 OUTPUT OF GCA 0 1 OUTPUT OF B ...
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... Example of External Connections – 17 – CXA1814N ...
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... CXA1814N ...
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... Frequency (Hz) BPF16 frequency response 10 0 –10 –20 –30 10k f - Frequency (Hz –20 –40 –60 –80 1M 10k 10 0 –10 –20 –30 40k 20k – 19 – CXA1814N LPF1 frequency response 100k Frequency (Hz) BPF46 frequency response 50k f - Frequency (Hz) ...
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... SONY CODE EIAJ CODE JEDEC CODE 30PIN SSOP (PLASTIC 0.3 ± 0.08 M 0.15 0.1 PACKAGE STRUCTURE PACKAGE MATERIAL SSOP-30P-L123 LEAD TREATMENT SSOP030-P-0300 LEAD MATERIAL PACKAGE WEIGHT – 20 – CXA1814N A 0.25 0.05 MIN 0° to 8° DETAIL A EPOXY RESIN SOLDER PLATING COPPER ALLOY 0.21g ...