wm8775 Wolfson Microelectronics plc, wm8775 Datasheet - Page 10

• Manufacturer Part Number: wm8775
• Description: 24-bit, 96khz Adc With 4 Channel I/p Multiplexer
• Manufacturer: Wolfson Microelectronics plc

WM8775
3-WIRE MPU INTERFACE TIMING
Figure 6 SPI Compatible Control Interface Input Timing (MODE=1)
Table 4 3-Wire SPI Compatible Control Interface Input Timing Information
2-WIRE MPU INTERFACE TIMING
Figure 7 Control Interface Timing – 2-Wire Serial Control Mode (MODE=0)
w
Test Conditions
AVDD = 5V, DVDD = 3.3V, AGND = 0V, DGND = 0V, T
CL rising edge to CE rising edge
CL pulse cycle time
CL pulse width low
CL pulse width high
DI to CL set-up time
CL to DI hold time
CE pulse width low
CE pulse width high
CE rising to CL rising
DI
CL
CL
CE
DI
PARAMETER
t
3
t
1
t
6
t
9
t
t
DSU
2
t
t
7
SCH
t
DHO
SYMBOL
t
A
t
5
SCY
t
t
t
t
t
t
t
= +25
t
t
SCH
DSU
DHO
CSH
SCS
SCY
SCL
CSL
CSS
t
SCL
o
C, fs = 48kHz, MCLK = 256fs unless otherwise stated
t
4
MIN
60
80
30
30
20
20
20
20
20
t
3
LSB
t
t
SCS
CSL
t
CSS
TYP
t
CSH
PD, Rev 4.4, October 2008
MAX
t
8
Production Data
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
10