W6811IW Nuvoton Technology Corporation of America, W6811IW Datasheet - Page 17

• Manufacturer Part Number: W6811IW
• Description: IC VOICEBAND CODEC 5V/3V 24TSSOP
• Manufacturer: Nuvoton Technology Corporation of America
• Type: PCMr

Specifications of W6811IW

• Data Interface: PCM Audio Interface
• Resolution (bits): 8 b
• Number Of Adcs / Dacs: 1 / 1
• Sigma Delta: No
• Voltage - Supply, Analog: 4.5 V ~ 5.5 V
• Voltage - Supply, Digital: 2.7 V ~ 3.3 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-TSSOP
• For Use With: W6811DK - KIT DEVELOPMENT FOR W6811
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

SYMBOL
1/T
1/T
T
T
T
T
T
T
T
T
T
BCKH
BCKL
FSRH
FSRS
FSFH
BDTD
HID
DRS
DRH
FS
BCK
BCLKT
DESCRIPTION
FST Frequency
BCLKT Frequency
BCLKT HIGH Pulse Width
BCLKT LOW Pulse Width
BCLKT –1 Falling Edge to FST Rising
Edge Hold Time
FST Rising Edge to BCLKT 0 Falling edge
Setup Time
BCLKT 0 Falling Edge to FST Falling Edge
Hold Time
BCLKT Rising Edge to Valid PCMT Delay
Time
Delay Time from the BCLKT 8 Falling
Edge (B1 channel) or BCLKT 18 Falling
Edge (B2 Channel) to PCMT Output High
Impedance
Valid PCMR to BCLKT Falling Edge Setup
Time
PCMR Hold Time from BCLKT Falling
Edge
PCMR
PCMT
FST
T
FSRH
-1
0
T
FSRS
T
1
FSFH
MSB
MSB
D7 D6 D5 D4 D3 D2 D1 D0
D7 D6 D5 D4 D3 D2 D1 D0
T
BDTD
2
T
DRS
3
B1 Channel
Table 8.3 IDL PCM Timing Parameters
BCH = 0
4
T
DRH
5
Figure 8.3 IDL PCM Timing
T
BDTD
6
7
8
LSB
LSB
T
9
HID
10
T
FS
- 17 -
11 12
MSB
MSB
T
D7 D6 D5 D4 D3 D2
D7 D6 D5 D4 D3 D2
BDTD
T
DRS
13
MIN
256
Publication Release Date: September, 2005
50
50
20
60
20
10
10
20
75
---
B2 Channel
14
T
BCH = 1
DRH
T
15 16
BCKH
T
BDTD
T
BCK
17
T
BCKL
D1 D0
D1 D0
TYP
18
---
---
---
---
---
---
---
---
---
---
LSB
LSB
8
T
HID
MAX
4096
60
50
---
---
---
---
---
---
---
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W6811
Revision A12
UNIT
kHz
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns