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WM8980CGEFL/V 数据表(PDF) 18 Page - Wolfson Microelectronics plc

部件名 WM8980CGEFL/V
功能描述  Stereo CODEC with Speaker Driver and Video Buffer
PDF  123 Pages
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制造商  WOLFSON [Wolfson Microelectronics plc]
网页  http://www.wolfsonmicro.com
标志 WOLFSON - Wolfson Microelectronics plc

WM8980CGEFL/V 数据表(HTML) 18 Page - Wolfson Microelectronics plc

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WM8980
Pre-Production
w
PP, Rev 3.8, May 2012
18
CONTROL INTERFACE TIMING – 2-WIRE MODE
SDIN
SCLK
t
3
t
1
t
6
t
2
t
7
t
5
t
4
t
3
t
8
t
9
Figure 5 Control Interface Timing – 2-Wire Serial Control Mode
Test Conditions
DCVDD=1.8V,
DBVDD=AVDD=SPKVDD=3.3V,
DGND=AGND=SPKGND=0V,
TA=+25
oC,
Slave
Mode,
fs=48kHz,
MCLK = 256fs, 24-bit data, unless otherwise stated.
PARAMETER
SYMBOL
MIN
TYP
MAX
UNIT
Program Register Input Information
SCLK Frequency
0
526
kHz
SCLK Low Pulse-Width
t1
1.3
us
SCLK High Pulse-Width
t2
600
ns
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



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