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LM4549B Datasheet(PDF) 14 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
Part # LM4549B
Description  AC ??7 Rev 2.1 Multi-Channel Audio Codec with Sample Rate Conversion and National 3D Sound
PDF  28 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM4549B Datasheet(HTML) 14 Page - National Semiconductor (TI)

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Pin Descriptions (Continued)
3D SOUND AND NO-CONNECTS (NC) (Continued)
Name
Pin
I / O
Functional Description
NC
29, 30
31, 32
38, 40
42, 43
44, 48
NC
These pins are not used and should be left open (NC).
For second source applications these pins may be connected to a noise-free supply or
ground (e.g. AV
DD or AVSS), either directly or through a capacitor.
Typical Performance Characteristics
ADC Noise Floor
DAC Noise Floor
20123515
20123516
Line Out Noise Floor
(Analog Loopthrough)
Line Level Out Noise Floor
(Analog Loopthrough)
20123518
20123531
ADC Frequency
Response
DAC Frequency
Response
20123519
20123520
www.national.com
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