wm8742 Wolfson Microelectronics plc, wm8742 Datasheet - Page 14
wm8742
Manufacturer Part Number
wm8742
Description
24-bit 192khz Dac With Advanced Digital Filtering
Manufacturer
Wolfson Microelectronics plc
Datasheet
1.WM8742.pdf
(64 pages)
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WM8742
CONTROL INTERFACE TIMING – 3-WIRE MODE
Figure 5 Control Interface Timing - 3-Wire Serial Control Mode
Table 4 Control Interface Timing – 3-Wire Serial Control Mode
w
Test Conditions
DVDD = 3.3V, GND = 0V, T
PARAMETER
SCLK rising edge to LATCH
rising edge
SCLK pulse cycle time
SCLK pulse width low
SCLK pulse width high
SDIN to SCLK set-up time
SCLK to SDIN hold time
LATCH pulse width low
LATCH pulse width high
LATCH rising to SCLK rising
A
= +25
o
C, fs = 48kHz, MCLK = 256fs unless otherwise stated.
SYMBOL
t
t
t
t
t
t
t
t
t
SCH
DSU
DHO
CSH
SCS
SCY
SCL
CSL
CSS
TEST CONDITIONS
MIN
40
80
32
32
20
20
20
20
20
TYP
PD, Rev 4.2,August 2009
MAX
Production Data
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
14
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