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 

9.2.3. SPDIF Output and Input Timing

Table 85. SPDIF Output and Input Timing

Parameter

Symbol

Minimum

Typical

SPDIF-OUT Frequency

SPDIF-OUT Period1

-

-

3.072

Tcycle

-

325.6

SPDIF-OUT Jitter

SPDIF-OUT High Level Width

SPDIF-OUT Low Level Width

SPDIF-OUT Rising Time

SPDIF-OUT Falling Time

SPDIF-IN Period2

Tjitter

THigh

TLow

Trise

Tfall

Tcycle

-

156.2 (48%)

156.2 (48%)

-

-

-

-

162.8 (50%)

162.8 (50%)

2.0

2.0

325.6

SPDIF-IN Jitter

Tjitter

-

SPDIF-IN High Level Width

THigh

146.4 (45%)

SPDIF-IN Low Level Width

TLow

146.4 (45%)

Note 1: Bit parameters for 48kHz sample rate of SPDIF-OUT.

-

162.8 (50%)

162.8 (50%)

Note 2: Bit parameters for 48kHz sample rate of SPDIF-IN.

Maximum

-

-

4

169.2 (52%)

169.2 (52%)

-

-

-

10

179 (55%)

179 (55%)

ALC892

Datasheet

Units

MHz

ns

ns

ns (%)

ns (%)

ns

ns

ns

ns

ns (%)

ns (%)

Tcycle

Thigh

Tlow

VOH

VIH

VIL

Vt

V OL

Trise

Tfall

Figure 17. Output and Input Timing

9.2.4. Test Mode

The ALC892 does not support test mode or Automatic Test Equipment (ATE) mode.

7.1+2 Channel HD Audio Codec with Content Protection 73

Track ID: JATR-2265-11 Rev. 1.3

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