CXA1946AQ Ver la hoja de datos (PDF) - Sony Semiconductor

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Fabricante

CXA1946AQ

Electronic Volume

Sony Semiconductor 

CXA1946AQ/AR

Electronic Volume

For the availability of this product, please contact the sales office.

Description

The CXA1946AQ/AR is a serial control electronic

volume IC designed for use in audio systems.

48 pin QFP (Plastic) 48 pin LQFP (Plastic)

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.

Absolute Maximum Ratings

• Supply voltage

• Operating temperature

• Storage temperature

• Allowable power dissipation

VCC

Topr

Tstg

PD

QFP

LQFP

13

–40 to +85

–65 to +150

350

180

V

°C

°C

mW (Ta = 85°C)

mW (Ta = 85°C)

Operating Conditions

Supply voltage

VCC

6 to 12

V

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–

E95602D7Y

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