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CXA1946BR Datasheet(PDF) 1 Page - Sony Corporation |
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CXA1946BR Datasheet(HTML) 1 Page - Sony Corporation |
1 / 23 page Description The CXA1946BQ/BR is a serial control electronic volume IC designed for use in audio systems. Features • Loudness • Volume control (0dB to –87dB in 1dB step, – ∞dB) • Balance • Tone control (15 steps, 2 bands, –16dB to +16dB) • Fader (2dB-step to –20dB, –25dB, –35dB, –45dB, –60dB, – ∞dB) • Input selector (4 channels) • Gain can be set for each input channel (common for channels 3 and 4) • Serial data control (DATA, CLK, CE) • Single 8V power supply • Zero-cross detection circuit (with timer) • Power-off mute • Volume control and tone control input/output pins are separate. • Portable phone noise countermeasure Absolute Maximum Ratings • Supply voltage VCC 13 V • Operating temperature Topr –40 to +85 °C • Storage temperature Tstg –65 to +150 °C • Allowable power dissipation PD 350 mW (Ta = 85°C) Operating Conditions Supply voltage VCC 6 to 12 V – 1 – CXA1946BQ/BR E96X03A7Y Electronic Volume 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. 48 pin QFP (Plastic) 48 pin LQFP (Plastic) For the availability of this product, please contact the sales office. |
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