W681511 Datasheet, PDF (19/34 Pages) Winbond – SINGLE-CHANNEL VOICEBAND CODEC

W681511
SYMBOL DESCRIPTION
MIN
TYP
1/T_MCK
Master Clock Frequency
---
256
512
1536
1544
2048
2560
4096
T_MCKH
T_MCK
/ MCLK Duty Cycle for 256 kHz 45%
Operation
T_MCKH
Minimum Pulse Width High for 50
---
MCLK(512 kHz or Higher)
T_MCKL
Minimum Pulse Width Low for MCLK 50
---
(512 kHz or Higher)
T_FTRHM
MCLK falling Edge to FST Rising Edge 50
---
Hold Time
T_FTRSM
FST Rising Edge to MCLK Falling edge 50
---
Setup Time
T_RISE
Rise Time for All Digital Signals
---
---
T_FALL
Fall Time for All Digital Signals
---
---
Table 8.5 General PCM Timing Parameters
MAX
---
UNIT
kHz
55%
---
ns
---
ns
---
ns
---
ns
50
ns
50
ns
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Publication Release Date: December 4, 2002
Revision A9