wm8400 Wolfson Microelectronics plc, wm8400 Datasheet - Page 32
wm8400
Manufacturer Part Number
wm8400
Description
Wolfson Audioplustm Hi-fi Audio Codec And Power Management Unit For Mobile Multimedia
Manufacturer
Wolfson Microelectronics plc
Datasheet
1.WM8400.pdf
(208 pages)
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WM8400
w
AUDIO INTERFACE TIMING – MASTER MODE
Figure 3 Digital Audio Data Timing - Master Mode (see Control Interface)
Test Conditions
DCVDD=1.8V, HBVDD=MBVDD=I2CVDD=I2S1VDD=I2S2VDD=AVDD=3.0V, SPKVDD=5V, GND=AGND=SPKGND=0V,
T
Audio Data Timing Information
ADCLRC/ DACLRC (or DACLRC2) propagation delay from
BCLK (or BCLK2) falling edge
ADCDAT propagation delay from BCLK falling edge
DACDAT (or DACDAT2) setup time to BCLK rising edge
DACDAT (or DACDAT2) hold time from BCLK rising edge
ADCLRC to ADCLRCB delay
A
=+25
o
C, Master Mode, fs=48kHz, MCLK=256fs, 24-bit data, unless otherwise stated.
PARAMETER
SYMBOL
t
DLRCB
t
t
t
t
DDA
DST
DHT
DL
MIN
10
10
TYP
PP, April 2009, Rev 3.0
MAX
10
10
10
Pre-Production
UNIT
ns
ns
ns
ns
ns
32
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