wm8762ged-v Wolfson Microelectronics plc, wm8762ged-v Datasheet - Page 8

• Manufacturer Part Number: wm8762ged-v
• Description: 24-bit 192khz Stereo Dac
• Manufacturer: Wolfson Microelectronics plc

WM8762
MASTER CLOCK TIMING
Figure 4 Master Clock Timing Requirements
DIGITAL AUDIO INTERFACE
Figure 5 Digital Audio Data Timing
w
Test Conditions
VDD = 5V, GND = 0V, T
PARAMETER
System Clock Timing Information
MCLK Master clock pulse width high
MCLK Master clock pulse width low
MCLK Master clock cycle time
MCLK Duty cycle
Time from MCLK stopping to power
down.
Test Conditions
VDD = 5V, GND = 0V, T
PARAMETER
Audio Data Input Timing Information
BCKIN cycle time
BCKIN pulse width high
BCKIN pulse width low
LRCIN set-up time to BCKIN rising
edge
LRCIN hold time from BCKIN rising
edge
DIN set-up time to BCKIN rising edge
DIN hold time from BCKIN rising edge
MCLK
BCKIN
LRCIN
DIN
A
A
= +25
= +25
o
o
C, fs = 48kHz, MCLK = 256fs unless otherwise stated.
C, fs = 48kHz, MCLK = 256fs unless otherwise stated.
t
BCH
SYMBOL
SYMBOL
t
t
t
t
t
BCY
MCLKH
t
MCLKL
MCLKY
MCLKL
t
t
t
t
LRSU
t
t
BCY
BCH
BCL
LRH
DS
DH
t
MCLKY
t
t
MCLKH
t
BCL
DS
TEST CONDITIONS
TEST CONDITIONS
t
LRH
t
DH
40:60
MIN
MIN
1.5
20
40
16
16
8
8
8
8
8
8
t
LRSU
TYP
TYP
PD, Rev 4.4, January 2009
60:40
MAX
MAX
12
Production Data
UNIT
UNIT
ns
ns
ns
µs
ns
ns
ns
ns
ns
ns
ns
8