W681310S Nuvoton Technology Corporation of America, W681310S Datasheet - Page 28

• Manufacturer Part Number: W681310S
• Description: IC VOICEBAND CODEC 3V 1CH 20SOP
• Manufacturer: Nuvoton Technology Corporation of America
• Type: PCMr

Specifications of W681310S

• 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-SOP
• For Use With: W681360DK - KIT DEVELOPMENT FOR W681360
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

+ Full Scale
+ Zero
- Zero
- Full Scale
Sample
Level
1
2
3
4
5
6
7
8
10.5.3. PCM Codes for Zero and Full Scale
10.5.4. PCM Codes for 0dBm0 Output
Sign bit
Sign bit
(D7)
(D7)
1
1
0
0
0
0
0
0
1
1
1
1
Chord bits
(D6,D5,D4)
(D6,D5,D4)
Chord bits
000
111
111
000
001
000
000
001
001
000
000
001
μ-Law
μ-Law
(D3,D2,D1,D0)
(D3,D2,D1,D0)
Step bits
Step bits
0000
1111
1111
0000
1110
1011
1011
1110
1110
1011
1011
1110
- 28 -
Sign bit
Sign bit
(D7)
(D7)
1
1
0
0
0
0
0
0
1
1
1
1
(D6,D5,D4)
Chord bits
Chord bits
(D6,D5,D4)
011
010
010
011
011
010
010
011
010
101
101
010
A-Law
A-Law
W681310
(D3,D2,D1,D0)
(D3,D2,D1,D0)
Step bits
Step bits
0100
0001
0001
0100
0100
0001
0001
0100
1010
0101
0101
1010