W681310R Nuvoton Technology Corporation of America, W681310R Datasheet - Page 27

• Manufacturer Part Number: W681310R
• Description: IC VOICEBAND CODEC 3V 1CH 20SSOP
• Manufacturer: Nuvoton Technology Corporation of America
• Type: PCMr

Specifications of W681310R

• Data Interface: PCM Audio Interface
• Resolution (bits): 8 b
• Number Of Adcs / Dacs: 1 / 1
• Sigma Delta: No
• Voltage - Supply, Analog: 2.7 V ~ 5.25 V
• Voltage - Supply, Digital: 2.7 V ~ 5.25 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-SSOP
• For Use With: W681360DK - KIT DEVELOPMENT FOR W681360
• Lead Free Status / RoHS Status: Contains lead / RoHS non-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
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
W681310
Normalized
Decode
Levels
Revision B14
4032
2112
1056
528
264
132
66
1
:
:
:
:
:
:
: