W681513SG Nuvoton Technology Corporation of America, W681513SG Datasheet - Page 27

• Manufacturer Part Number: W681513SG
• Description: IC VOICEBAND CODEC 5V USB 20SOP
• Manufacturer: Nuvoton Technology Corporation of America
• Type: PCMr

Specifications of W681513SG

• Data Interface: PCM Audio Interface
• Resolution (bits): 8 b
• Number Of Adcs / Dacs: 1 / 1
• Sigma Delta: No
• Voltage - Supply, Analog: 4.5 V ~ 5.5 V
• Voltage - Supply, Digital: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-SSOP
• For Use With: W681513DK - KIT DEVELOPMENT FOR W681513W681512DK - KIT DEVELOPMENT FOR W681512W681511DK - KIT DEVELOPMENT FOR W681511W681512ES - EVALUATION SYSTEM FOR W681512
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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
Publication Release Date: October, 2005
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
W681513
Revision A11
Normalized
Decode
Levels
4032
2112
1056
528
264
132
66
1
:
:
:
:
:
:
: