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4315S
 

 

 

 

THAT4315
LOW-COST LOW-VOLTAGE ANALOG ENGINE®
 

The THAT4315 is a single-chip Analog Engine® optimized for low-voltage, low-power operation. Incorporating a high-performance voltage- controlled amplifier (VCA), RMS-level sensor, the surface mount part is aimed at battery-operated audio applications such as wireless microphones, wireless instruments and in-ear monitors. The 4315 operates from a single supply voltage down to +4.5 Vdc, drawing only 1.6 mA.

This IC also works at supply voltages up to 16 Vdc, making it useful in line-operated products as well. The VCA is pre-trimmed at wafer stage to deliver low distortion without further adjustment.

The part was developed specifically for use as a companding noise reduction system, drawing from THAT’s long history and experience with dbx® technology for noise reduction. However, with 11 active pins, the part is extremely flexible and can be configured for a wide range of applications including single and multi-band companders, compressors, limiters, AGCs, de-essers, etc.

 

 

THAT4315 equivalent block diagram

 

 

 

 

Model

Package

Order Number

Quantity per Packing Unit

4315

16 Pin QSOP

4315Q16-U

98

The part is RoHS compliant.

 

THAT4315 Features

bulletWide supply voltage range: 4.5V~16V
bulletLow supply current: 1.6 mA typ. (5V)
bullet Wide dynamic range: 118dB as compander
bulletFour op-amps

 

 For pricing and more information: icsales@cedos.com

To download detailed datasheets in PDF format, please click on the picture.

 

Applications

 

bullet

Companding noise reduction

bullet

Wireless microphones

bulletWireless instrument packs
bulletWireless in-ear monitors
bulletBattery operated processors
bulletCompressors
bulletLimiters
bulletAGCs
bulletDe-essers
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Last modified: 04/12/08