WM8962 Datasheet, PDF (26/295 Pages) Wolfson Microelectronics plc – Ultra-Low Power Stereo CODEC with Audio Enhancement DSP, 1W Stereo Class D Speaker Drivers and Ground Referenced Headphone Drivers

WM8962
AUDIO INTERFACE TIMING
DIGITAL MICROPHONE (DMIC) INTERFACE TIMING
t_CY
DMICCLK
(output)
DMICDAT
(input)
t_LH
t_RH
(left data)
(right data)
t_LSU
t_RSU
Figure 2 Digital Microphone Interface Timing
Test Conditions
The following timing information is valid across the full range of recommended operating conditions.
PARAMETER
Digital Microphone Interface Timing
DMICCLK cycle time
DMICCLK duty cycle
DMICDAT (Left) setup time to falling DMICCLK edge
DMICDAT (Left) hold time from falling DMICCLK edge
DMICDAT (Right) setup time to rising DMICCLK edge
DMICDAT (Right) hold time from rising DMICCLK edge
SYMBOL
tCY
tLSU
tLH
tRSU
tRH
MIN
320
45:55
15
0
15
0
TYP
MAX
55:45
UNIT
ns
ns
ns
ns
ns
26
Rev 4.3