W681310R Nuvoton Technology Corporation of America, W681310R Datasheet - Page 3

• 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

3. BLOCK DIAGRAM
MCLK
MCLK
256 kHz,
256 kHz,
512 kHz,
512 kHz,
1536 kHz,
1536 kHz,
1544 kHz,
1544 kHz,
2048 kHz,
2048 kHz,
2560 kHz
2560 kHz
4096 kHz
& 4800 kHz
BCLKR
BCLKR
BCLKT
BCLKT
BCLKT
PCMT
PCMR
FSR
FST
Pre - scaler
Pre - Scaler
Re
cei
ve
Tra
ns
mit
PC
M
PC
M
512 kHz
256 kHz
256 kHz
8 kHz
8 kHz
Int
erf
ace
Int
erf
ace
Power Conditioning
Power Conditioning
- 3 -
Voltage reference
Voltage reference
G.711
G.711
G.711
G.712 CODEC
G.712 CODEC
G.712 CODEC
Publication Release Date: April 2007
μ
μ
μ
/A -Law
/A -Law
/A -Law
W681310
PAO+
PAO-
PAI
RO-
RO
RO
AO
AI+
AI-
μ /A-Law
μ /A-Law
μ /A-Law
V
V
V
V
Revision B14
REF
AG
AG