wm8805 Wolfson Microelectronics plc, wm8805 Datasheet - Page 9

• Manufacturer Part Number: wm8805
• Description: 8 1 Digital Interface Transceiver With Pll
• Manufacturer: Wolfson Microelectronics plc

CONTROL INTERFACE – 3-WIRE MODE
Figure 4 Control Interface Timing – 3-Wire Serial Control Mode
Table 4 Control Interface Timing – 3-Wire Serial Control Mode
w
Production Data
Test Conditions
PVDD = 3.3V, DVDD = 3.3V, PGND = 0V, DGND = 0V, T
PARAMETER
Program Register Input Information
SCLK rising edge to CSB rising edge
SCLK cycle time
SCLK duty cycle
SDIN to SCLK set-up time
SDIN hold time from SCLK rising edge
SDOUT propagation delay from SCLK rising edge
CSB pulse width high
SCLK to CSB low (required for read cycle) set-up time
CSB min (write cycle only)
SCLK fall to CSB high
CSB rising/falling to SCLK rising
SCLK glitch suppression
SCLK
SDIN
CSB
SDO
t
CSU
t
CSS
t
DL
t
DSU
t
DHO
t
SCY
A
= +25
SYMBOL
o
C, fs = 48kHz, MCLK = 256fs unless stated.
t
t
t
t
t
t
t
t
t
SCS
DSU
DHO
t
CSH
CSU
CSM
CSR
CSS
SCY
t
DL
ps
LSB
LSB
0.5* t
40/60
t
MIN
SCS
60
80
20
20
20
20
20
20
2
t
CSM
SCY
t
SCR
TYP
t
CSH
PD, Rev 4.5, March 2009
60/40
MAX
5
8
WM8805
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
%
9