W6811 WINBOND [Winbond], W6811 Datasheet - Page 28

• Manufacturer Part Number: W6811
• Description: SINGLE-CHANNEL VOICEBAND CODEC
• Manufacturer: WINBOND [Winbond]

Normalized
Encode
Decision
Levels
Notes:
4096
3968
2048
2048
1088
1024
544
512
272
256
136
128
1. Sign bit = 0 for negative values, sign bit = 1 for positive values
2. Digital code includes inversion of all even number bits
68
64
2
0
:
:
:
:
:
:
:
10.5.2. A-Law Encode Decode Characteristics
Sign
D7
1
1
1
1
1
1
1
1
Chord
D6
0
0
0
0
0
1
1
1
Chord
D5
1
1
1
0
0
1
1
0
Chord
D4
Digital Code
0
0
1
0
1
0
0
1
- 28 -
Step
D3
1
0
0
0
0
0
0
0
Step
D2
0
1
1
1
1
1
1
1
Step
D1
1
0
0
0
0
0
0
0
Step
D0
0
1
1
1
1
1
1
1
W6811
Normalized
Decode
Levels
4032
2112
1056
528
264
132
66
1
:
:
:
:
:
:
: