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CXA1352AS Dataheets PDF



Part Number CXA1352AS
Manufacturers Sony Corporation
Logo Sony Corporation
Description 2-channel 5 Elements Graphic Equalizer IC
Datasheet CXA1352AS DatasheetCXA1352AS Datasheet (PDF)

CXA1352AS 2-channel 5 Elements Graphic Equalizer IC Description The CXA1352AS is a bipolar IC for graphic equalizer use. All controls are DC performed while the addition of single-potentiometers easily composes a 2-channel graphic equalizer. Features • Microcomputer control possible • Built-in electronic volume • Built-in pseudo loudness function • Built-in balance function • Each channel corresponds to 5 elements • 2 channels of FIX OUT and LINE OUT pins Applications Graphic equalizer for casse.

  CXA1352AS   CXA1352AS


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CXA1352AS 2-channel 5 Elements Graphic Equalizer IC Description The CXA1352AS is a bipolar IC for graphic equalizer use. All controls are DC performed while the addition of single-potentiometers easily composes a 2-channel graphic equalizer. Features • Microcomputer control possible • Built-in electronic volume • Built-in pseudo loudness function • Built-in balance function • Each channel corresponds to 5 elements • 2 channels of FIX OUT and LINE OUT pins Applications Graphic equalizer for cassette tape recorder with radio, mobile stereo and portable stereo Structure Bipolar silicon monolithic IC 22 pin SDIP (Plastic) Absolute Maximum Ratings (Ta=25 °C) • Supply voltage VCC 12 V • Storage temperature Tstg –65 to +150 °C • Allowable power dissipation PD 1200 mW Operating Conditions • Supply voltage • Operating temperature VCC DVCC Topr 4.0 to 10.0 3.5 to VCC –20 to +75 V V °C Block Diagram and Pin Configuration OUT2 (VARIABLE) 13 10 OUT1 (VARIABLE) 10kHz LINE OUT2 OUT2 (FIX) DVCC 1kHz 4kHz DC2 IN2 VCC 22 21 20 19 18 17 14dB 16 15 14 12 29dB VOLUME GRAPHIC EQUALIZER CONTROL GRAPHIC EQUALIZER BIAS 14dB 29dB VOLUME 1 400Hz 2 100Hz 3 BAL 4 VOL 5 DC1 6 1N1 7 GND 8 LINE OUT1 9 OUT1 (Fix) 11 ISET Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits. —1— VG E91912B95-TE CXA1352AS Pin Description Pin No. 1 2 20 21 22 Symbol Voltage 400 Hz 100 Hz 10 kHz 4 kHz 1 kHz I/O resistance DVCC 1 2 Equivalent circuit Description Graphic equalizer control pin DC input VCC DVCC 2 147 40k 20k 10k 60 kΩ 4 20 21 4 VOL 22 GND Volume control pin DC input DVCC 9k 147 40k VCC 3 BAL DVCC 2 60 kΩ 3 20k Balance control pin DC input GND VCC 30k 5 18 DC1 DC2 VCC 2 147 — 5 18 Connects the DC feedback capacitor of the LPF used in the 100 Hz graphic equalizer GND VCC 6 17 IN1 IN2 VCC 2 25 kΩ 147 6 17 50k 5k 50k 1k GND Signal input pin 7 GND GND 7 GND pin —2— CXA1352AS Pin No. Symbol Voltage I/O resistance Equivalent circuit Description VCC 8 15 L OUT1 L OUT2 VCC 2 147 300 300 27k 0 8 15 Line output pin GND VCC 9 14 F OUT1 F OUT2 VCC 2 147 300 300 30k 0 9 14 Fix output pin GND VCC 10 13 OUT1 OUT2 VCC 2 147 250 250 20k 0 10 13 Electronic volume output pin GND VCC 147 300 11 ISET 1.3 V 0 11 Reference current setting pin (for graphic equalizer) Normally 160 kΩ resistor is connected GND —3— CXA1352AS Pin No. Symbol Voltage I/O resistance Equivalent circuit Description VCC 40k 12 VG VCC 2 20 kΩ 147 12 40k 300 300 Signal reference voltage pin A capacitor is connected for ripple rejection GND 16 VCC VCC 16 VCC Power supply pin (operation) DVCC VCC 19 19 DVCC DVCC 60 kΩ 30k Power supply pin (control) 30k 42k GND —4— CXA1352AS Electrical Characteristics No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 Item Supply voltage (operation) Supply voltage (control) Current consumption Reference input level Reference output level Reference LINE output level Reference FIX output level Graphic equalizer setting frequency (1) Graphic equalizer setting frequency (2) Graphic equalizer setting frequency (3) Graphic equalizer setting frequency (4) Graphic equalizer setting frequency (5) Graphic equalizer frequency deviation Maximum boost (1) Maximum boost (2) Maximum cut (1) Maximum cut (2) Total harmonic distortion Volume attenuation (1) Volume attenuation (2) Balance adjustment (1) Balance adjustment (2) Noise level Output offset voltage Symbol VCC DVCC ICC VIN VOUT VLINE VFIX GEQ1 GEQ2 GEQ3 GEQ4 GEQ5 ∆ EQ GEQB1 GEQB2 GEQC1 GEQC2 THD VOL1 VOL2 BAL1 BAL2 VNOIS VOFF Graphic equalizer ALL FLAT, Volume MAX, f=1 kHz f=1 kHz Graphic equalizer ALL FLAT, f=1 kHz LPF cut off frequency (–3 dB) BPF (1) central frequency BPF (2) central frequency BPF (3) central frequency HPF cut off frequency (–3 dB) Graphic equalizer ALL FLAT, Volume MID Test conditions (Ta=25 °C, VCC=8 V, DVCC=5 V) Min. 4.0 3.5 8.0 — Typ. — — 12.0 –34.0 Max. 10.0 VCC 16.0 — Unit V V mA dBm dBm dBm dBm Hz Hz kHz kHz kHz % dB dB dB dB % dB dB dB dB dB V –23.0 –20.0 –17.0 –6.5 –4.5 –2.5 –23.0 –20.0 –17.0 — — — — — 200 400 1.0 4.0 8.0 — — — — — Cut off frequency and central –20 0 20 frequency deviation f=400 Hz, 1 kHz, 4 kHz 9.0 11.2 14.0 maximum boost f=100 Hz, 10 kHz maximum boost 8.0 10.7 14.0 f=400 Hz, 1 kHz, 4kHz –13.0 –10.7 –8.5 maximum cut f=100 Hz, 10 kHz maximum cut –12.0 –9.5 –7.0 RL=2 kΩ, Graphic equalizer ALL FLAT, Volume MAX, f=1 kHz, — 0.25 1.0 Reference +10 dB is input Graphic equalizer ALL FLAT, –1.5 0 1.5 Volume MAX, f=1 kHz Graphic equalizer ALL FLAT, — –94.4 –80.0 Volume MIN, f=1.


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