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WM8777 Datasheet(PDF) 28 Page - Wolfson Microelectronics plc

Part # WM8777
Description  24-bit, 192kHz AV Receiver on-a-Chip
PDF  103 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8777 Datasheet(HTML) 28 Page - Wolfson Microelectronics plc

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WM8777
Pre-Production
w
PP Rev 3.0 January 2004
28
CONTROL INTERFACE TIMING – 2-WIRE MODE
Figure 10 Control Interface Timing – 2-Wire Serial Control Mode (MODE=0)
Test Conditions
AVDD = 5V, DVDD = 3.3V, AGND, DGND = 0V, TA = +25
oC, fs = 48kHz, MCLK = 256fs unless otherwise stated
PARAMETER
SYMBOL
MIN
TYP
MAX
UNIT
Program Register Input Information
SCLK Frequency
0
400
kHz
SCLK Low Pulse-Width
t1
600
ns
SCLK High Pulse-Width
t2
1.3
us
Hold Time (Start Condition)
t3
600
ns
Setup Time (Start Condition)
t4
600
ns
Data Setup Time
t5
100
ns
SDIN, SCLK Rise Time
t6
300
ns
SDIN, SCLK Fall Time
t7
300
ns
Setup Time (Stop Condition)
t8
600
ns
Data Hold Time
t9
900
ns
Pulse width of spikes that will be suppressed
tps
0
5
ns
Table 15 2-wire Control Interface Timing Information
t
3
t
1
t
6
t
9
t
2
t
5
t
7
t
3
t
4
t
8
SDIN
SCLK



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