WM8170 查看數據表（PDF） - Wolfson Microelectronics plc
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WM8170 Datasheet PDF : 41 Pages
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WM8170
SERIAL INTERFACE
SCK
SDI
tSPER
tSSU tSH
SEN
SDO
tSCKL tSCKH
tSCE
Figure 5 Serial Interface Timing Diagram
tSEW tSEC
tSESD
tSCSD
Product Preview Rev 1.0
tSCSDZ
Test Characteristics
CVDD = AVDD = DVDD = 3.3V, AGND = DGND = CGND = 0V, RISET=15kΩ , TA = 0oC to +70oC, unless otherwise stated.
PARAMETER
SCK period
SCK high
SCK low
SDI set up time
SDI hold time
SCK high to SEN high
SEN low to SCK high
SEN pulse width
SEN low to SDO out
SCK low to SDO out
SCK low to SDO high
impedance
SYMBOL
tSPER
tSCKH
tSCKL
tSSU
tSH
tSCE
tSEC
tSEW
tSESD
tSCSD
tSCSDZ
TEST
CONDITIONS
MIN
83.3
37.5
37.5
10
10
20
20
50
TYP
MAX
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
9.7
ns
6.7
ns
20
ns
WOLFSON MICROELECTRONICS LTD
PP Rev 1.0 March 2000
10
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