7314 데이터 시트보기 (PDF) - Princeton Technology

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7314

4-Channel Input Audio Processor

Princeton Technology 

4-Channel Input Audio Processor

7314

DESCRIPTION

7314 is a four-channel input digital audio processor utilizing CMOS Technology. Volume, Bass, Treble

and Balance are incorporated into a single chip. Loudness Function and Selectable Input Gain are also

provided to build a highly effective electronic audio processor having the highest performance and

reliability with the least external components. All functions are programmable using the I2C Bus. The

pin assignments and application circuit are optimized for easy PCB layout and cost saving advantage

for audio application.

FEATURES

• CMOS technology

• Least external components

• Treble and bass control

• Loudness function

• 4 stereo inputs with selectable input gain

• Input/output for external noise reduction system/equalizer

• 2 independent speaker controls for balance control

• Independent mute function

• Volume control in 1.25 dB/step

• Low distortion

• Low noise and DC stepping

• Controlled by I2C bus micro-processor interface

• Available in 28 Pins, DIP or SOP

APPLICATIONS

• Car stereo (Audio)

• Hi-Fi audio system

Note: Purchase of I2C Component of Princeton Technology Corporation (PTC) conveys a license

under Philips I2C Patent Right to use these components in any I2C System, provided that the system

conforms to the I2C Standard Specification defined by Philips

7314 V1.0

-1-

January, 2007

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