w681512 Winbond Electronics Corp America, w681512 Datasheet - Page 27
w681512
Manufacturer Part Number
w681512
Description
Single-channel Voiceband Codec
Manufacturer
Winbond Electronics Corp America
Datasheet
1.W681512.pdf
(38 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
w681512SG
Manufacturer:
M-TEK
Quantity:
12 000
Part Number:
w681512SG
Manufacturer:
NUVOTON
Quantity:
20 000
Company:
Part Number:
w681512WG
Manufacturer:
VISHAY
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20 000
Part Number:
w681512WG
Manufacturer:
WINBOND/华邦
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20 000
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
- 27 -
Step
D3
1
0
0
0
0
0
0
0
Step
D2
0
1
1
1
1
1
1
1
Publication Release Date: April, 2007
Step
D1
1
0
0
0
0
0
0
0
Step
D0
0
1
1
1
1
1
1
1
W681512
Revision C14
Normalized
Decode
Levels
4032
2112
1056
528
264
132
66
1
:
:
:
:
:
:
:
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