PCM5121 datasheet(33/121 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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33 / 121 page

−0.002

−0.0015

−0.001

−0.0005

0.0005

0.001

0.0015

0.002

0.25

0.5

Frequency (x fS)

G102

−0.4

−0.2

0.2

0.4

0.6

0.8

90 100 110 120

Samples

G004

Frequency (x fS)

−120

−100

−80

−60

−40

−20

0.5

G003

PCM5121, PCM5122

www.ti.com

SLAS763C – AUGUST 2012 – REVISED OCTOBER 2018

Product Folder Links: PCM5121 PCM5122

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Table 20. High-Attentuation x2 Interpolation Filter, Quad Rate

PARAMETER

CONDITION

VALUE (TYP)

VALUE (MAX)

UNIT

Filter Gain Pass Band

0 ……. 0.45 × fS

±0.0005

Filter Gain Stop Band

0.55 × fS ….. 1.455 × fS

–100

Filter Group Delay

33.7 × tS

SPACE

Figure 52. High-Attentuation x2 Interpolation Filter

Frequency Response, Quad Rate

Figure 53. High-Attentuation x2 Interpolation Filter Impulse

Response, Quad Rate

Figure 54. High-Attentuation x2 Interpolation Filter Passband Ripple, Quad Rate

PCM5121 Datasheet(PDF) 33 Page - Texas Instruments

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