W681310SG Nuvoton Technology Corporation of America, W681310SG Datasheet - Page 19

• 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

SYMBOL
1/T
1/T
T
T
T
T
T
T
T
T
T
T
BCKH
FSRH
BDTD
BCKL
FSRS
FSFH
FDTD
DRH
DRS
HID
B C L K T
BCK
FST
PC M T
PC M R
F ST
FST Frequency
BCLKT Frequency
BCLKT HIGH Pulse Width
BCLKT LOW Pulse Width
BCLKT 0 Falling Edge to FST Rising Edge Hold Time
FST Rising Edge to BCLKT 1 Falling edge Setup Time
BCLKT 1 Falling Edge to FST Falling Edge Hold Time
FST Rising Edge to Valid PCMT Delay Time
BCLKT Rising Edge to Valid PCMT Delay Time
Delay Time from the BCLKT 16 Falling Edge (B1
channel) or BCLKT 32 Falling Edge (B2 Channel) to
PCMT Output High Impedance
Valid PCMR to BCLKT Rising Edge Setup Time
PCMR Hold Time from BCLKT Rising Edge
T
F SR H
0
1
M SB
M SB
T
D 7
D 7
T
T
F SR S
2
F D T D
F SF H
3
T
D 6 D 5 D 4
D 6 D 5 D 4
D R S
4
5
6
B 1 C hannel
B C H = 0
7
DESCRIPTION
T
D R H
Table 8.4 GCI PCM Timing Parameters
8
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34
D 3 D 2 D 1 D 0
D 3 D 2 D 1
T
B D T D
Figure 8.4 GCI PCM Timing
T
H ID
L SB
L SB
D 0 D 7
- 19 -
M SB
M SB
T
D 7
B D T D
T
F S
T
D 6 D 5 D 4 D 3 D 2
D 6 D 5 D 4 D 3 D 2
D R S
B 2 C hannel
B C H = 1
T
D R H
Publication Release Date: January 2011
T
B D T D
T
MIN
512
50
50
20
60
20
10
20
---
---
---
---
B C K H
T
B C K
D 1 D 0
D 1 D 0
T
TYP
B C K L
---
---
---
---
---
---
---
---
---
---
---
8
L SB
L SB
T
H ID
MAX
6176
W681310
60
60
50
60
---
---
---
---
---
---
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Revision B17
UNIT
kHz
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns