ALC892 データシートの表示（PDF） - Realtek Semiconductor

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ALC892

7.1+2 CHANNEL HD AUDIO CODEC WITH CONTENT PROTECTION

Realtek Semiconductor 

ALC892

Datasheet

9.1.3. Digital Filter Characteristics

Table 81. Digital Filter Characteristics

Filter

Description

Minimum Typical

ADC Filter

Passband (Upper Band < -0.030dB)

-

0.4350×Fs

Passband (Upper Band < -1.0dB)

-

0.4571×Fs

Passband Ripple

-

-

Stopband

0.565×Fs

-

Stopband Attenuation

80

-

ADC Highpass Filter Passband Frequency Response: -0.15dB

-

20

(Fs=192000)

DAC Lowpass Filter Passband Frequency Response: -0.03dB

-

0.441×Fs

Stopband

0.559×Fs

-

Stopband Rejection

90

-

Passband Ripple

-

-

DAC Highpass Filter Passband Frequency Response: -0.15dB

-

20

(Fs=192000)

Note: Fs=Sample rate.

Maximum

-

-

±0.030

-

-

-

-

1.5×Fs

-

±0.030

-

Units

KHz

KHz

dB

KHz

dB

Hz

KHz

KHz

dB

dB

Hz

9.1.4. SPDIF Input/Output Characteristics

DVDD=3.3V, Tambient=25°C, with 75Ω external load.

Table 82. SPDIF Input/Output Characteristics

Parameter

Symbol

Minimum

Typical

Maximum

SPDIF-OUT High Level Output

VOH

3.0

3.3

-

SPDIF-OUT Low Level Output

VOL

-

0

0.3

SPDIF-IN High Level Input

VIH

1.85

-

-

SPDIF-IN Low Level Input

VIL

-

-

1.45

SPDIF-IN Bias Level

Vt

-

1.65

-

Units

V

V

V

V

V

7.1+2 Channel HD Audio Codec with Content Protection 70

Track ID: JATR-2265-11 Rev. 1.3

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