alc882 Realtek Semiconductor Corporation, alc882 Datasheet - Page 75

• Manufacturer Part Number: alc882
• Description: 7.1+2 Channel High Definition Audio Codec
• Manufacturer: Realtek Semiconductor Corporation

9.2.3.
9.2.4.
The ALC882 series does not support codec test mode or Automatic Test Equipment (ATE) mode.
7.1+2 Channel High Definition Audio Codec
Parameter
S/PDIF-OUT Frequency
S/PDIF-OUT Period
S/PDIF-OUT Jitter
S/PDIF-OUT High Level Width
*1
S/PDIF-OUT Low Level Width
S/PDIF-OUT Rising Time
S/PDIF-OUT Falling Time
S/PDIF-IN Period
S/PDIF-IN Jitter
S/PDIF-IN High Level Width
S/PDIF-IN Low Level Width
*1: Bit parameters for 48kHz sample rate of S/PDIF-OUT
*2: Bit parameters for 48kHz sample rate of S/PDIF-IN
S/PDIF Output and Input Timing
Test Mode
*2
*1
*1
*2
*2
*1
V
V
Table 78. S/PDIF Output and Input Timing
IH
IL
Symbol
Figure 17. Output and Input Timing
T
T
T
T
T
T
T
T
T
T
cycle
cycle
jitter
High
jitter
High
Low
Low
-
rise
fall
T
rise
T
high
78.1 (48%)
78.1 (48%)
73.2 (45%)
73.2 (45%)
Minimum
T
T
cycle
fall
-
-
-
-
-
-
-
65
T
low
81.4 (50%)
81.4 (50%)
81.4 (50%)
81.4 (50%)
V
Typical
6.144
162.8
162.8
OL
2.0
2.0
-
-
V
OH
V
Track ID: JATR-1076-21
t
84.6 (52%)
84.6 (52%)
89.5 (55%)
89.5 (55%)
Maximum
10
4
-
-
-
-
-
ALC882 Series
Datasheet
ns (%)
ns (%)
ns (%)
ns (%)
Units
MHz
ns
ns
ns
ns
ns
ns
Rev. 1.5