WM8741 datasheet(52/63 Pages) WOLFSON

номер детали	WM8741

подробное описание детали	24-bit 192kHz DAC with Advanced Digital Filtering

PDF	63 Pages

Scroll/Zoom	100%

производитель	WOLFSON [Wolfson Microelectronics plc]

домашняя страница	http://www.wolfsonmicro.com

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52 / 63 page

WM8741

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PP Rev 1.3 October 2007

DSD PLUS MODE FILTER CHARACTERISTICS

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

DSD Plus Filter Response 1

Passband

± 0.020423 dB

22.48

kHz

Passband Ripple

0.020423

Stopband

127.69

kHz

Stopband Attenuation

-38.51

Filter Cut-off

-3dB point

58.91

kHz

Group Delay

DSD Plus Filter Response 2

Passband

± 0.011308dB

23.04

kHz

Passband Ripple

0.011308

Stopband

120.41

kHz

Stopband Attenuation

-44.52

Filter Cut-off

-3dB point

49.83

kHz

Group Delay

127

DSD Plus Filter Response 3

Passband

± 0.004140 dB

20.24

kHz

Passband Ripple

0.004140

Stopband

70.03

kHz

Stopband Attenuation

-48.05

Filter Cut-off

-3dB point

49.78

kHz

Group Delay

127

DSD Plus Filter Response 4

Passband

± 0.019762 dB

27.35

kHz

Passband Ripple

0.019762

Stopband

70.14

kHz

Stopband Attenuation

-26.28

Filter Cut-off

-3dB point

49.74

kHz

Group Delay

Table 65 DSD Plus Filter Characteristics

DSD DIRECT MODE FILTER CHARACTERISTICS

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

DSD Direct Filter (Low Gain Mode)

Passband

± 0.006714 dB

20.07

kHz

Passband Ripple

0.006714

Stopband

116.45

kHz

Stopband Attenuation

-13.82

Filter Cut-off

-3dB point

83.72

kHz

Group Delay

Table 66 DSD Direct Filter Characteristics

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