W681310SG Nuvoton Technology Corporation of America, W681310SG Datasheet - Page 30

• Manufacturer Part Number: W681310SG
• Description: IC VOICEBAND CODEC 3V 1CH 20SOP
• Manufacturer: Nuvoton Technology Corporation of America
• Type: PCMr

Specifications of W681310SG

• 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: Lead free / RoHS Compliant

11. TYPICAL APPLICATION CIRCUIT
AUDIO OUT
RL > 2K ohms
AUDIO OUT
RL > 150 ohms
DIFFERENTIAL
AUDIO IN
0.01 uF
DIFFERENTIAL
AUDIO OUT
RL > 150 ohms
AUDIO IN
0.01 uF
-
+
1.0 uF
1.0 uF
1.0 uF
1.0 uF
-
+
0.1 uF
Figure 11.2 Typical circuit for Single Ended Analog I/O’s
0.1 uF
Figure 11.1 Typical circuit for Differential Analog I/O’s
27K
27K
27K
27K
27K
27K
27K
27K
100 uF
27K
27K
27K
27K
17
18
19
20
- 30 -
1
2
3
4
5
17
18
19
20
1
2
3
4
5
U2
AO
AI-
AI+
VAG
VREF
RO-
PAI
PAO-
PAO+
W681310
U3
AO
AI-
AI+
VAG
VREF
RO-
PAI
PAO-
PAO+
W681310
VDD
VDD
BCLKR
BCLKT
PCMR
BCLKR
PCMT
MCLK
BCLKT
PCMR
Publication Release Date: January 2011
PCMT
MCLK
FSR
FST
PUI
u/A
FSR
FST
PUI
0.1 uF
u/A
14
12
13
11
8
9
7
16
10
0.1 uF
14
12
13
11
8
9
7
16
10
POWER CONTROL
POWER CONTROL
MODE SELECT
MODE SELECT
8 KHz Frame Sy nc
8 KHz Frame Sy nc
2.048 MHz
Bit Clock
PCM OUT
2.048 MHz
Bit Clock
PCM OUT
PCM IN
PCM IN
W681310
Revision B17