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WM8994ECS/R 数据表(PDF) 35 Page - Cirrus Logic

部件名 WM8994ECS/R
功能描述  Multi-channel Audio Hub CODEC for Smartphones
PDF  363 Pages
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制造商  CIRRUS [Cirrus Logic]
网页  http://www.cirrus.com
标志 CIRRUS - Cirrus Logic

WM8994ECS/R 数据表(HTML) 35 Page - Cirrus Logic

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WM8994
Rev 4.6
35
AUDIO INTERFACE TIMING
DIGITAL MICROPHONE (DMIC) INTERFACE TIMING
(left data)
(right data)
DMICDAT
(input)
VIL
VIH
tRH
tRSU
tLH
tLSU
VOL
DMICCLK
(output)
tCY
VOH
Figure 3 Digital Microphone Interface Timing
Test Conditions
The following timing information is valid across the full range of recommended operating conditions.
PARAMETER
SYMBOL
MIN
TYP
MAX
UNIT
Digital Microphone Interface Timing
DMICCLK cycle time
tCY
320
ns
DMICCLK duty cycle
45:55
55:45
DMICDAT (Left) setup time to falling DMICCLK edge
tLSU
15
ns
DMICDAT (Left) hold time from falling DMICCLK edge
tLH
0
ns
DMICDAT (Right) setup time to rising DMICCLK edge
tRSU
15
ns
DMICDAT (Right) hold time from rising DMICCLK edge
tRH
0
ns



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