PCM5121 datasheet(28/121 Pages) TI2

Part #	PCM5121

Description	PCM512x 2-VRMS DirectPath™, 112-dB and 106-dB Audio Stereo DACs With 32-Bit, 384-kHz PCM Interface

PDF	121 Pages

Scroll/Zoom	100%

Manufacturer	TI2 [Texas Instruments]

Direct Link	https://www.ti.com

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28 / 121 page

−0.2

−0.15

−0.1

−0.05

0.05

0.1

0.15

0.2

0.1

0.2

0.3

0.4

0.5

Frequency (

× f

G009

−120

−100

−80

−60

−40

−20

Frequency (

× f

G003

−0.4

−0.2

0.2

0.4

0.6

0.8

Samples

G006

PCM5121, PCM5122

SLAS763C – AUGUST 2012 – REVISED OCTOBER 2018

www.ti.com

Product Folder Links: PCM5121 PCM5122

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Table 15. Asymmetric FIR x8 Interpolation Filter, Single Rate

PARAMETER

CONDITION

VALUE (TYP)

VALUE (MAX)

UNIT

Filter Gain Pass Band

0 ……. 0.40 × fS

±0.05

Filter Gain Stop Band

0.72 × fS ….. 7.28 × fS

–50

Filter Group Delay

1.2 × ts

SPACE

Figure 37. Asymmetric FIR x8 Interpolation Filter

Frequency Response, Single Rate

Figure 38. Asymmetric FIR x8 Interpolation Filter Impulse

Response, Single Rate

Figure 39. Asymmetric FIR x8 Interpolation Filter Passband Ripple, Single Rate

PCM5121 Datasheet(PDF) 28 Page - Texas Instruments

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