XWM8728EDS(2001) データシートの表示（PDF） - Wolfson Microelectronics plc
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XWM8728EDS
(Rev.:2001)
(Rev.:2001)
Wolfson Microelectronics plc
XWM8728EDS Datasheet PDF : 28 Pages
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WM8728
MPU 3-WIRE INTERFACE TIMING
CSBIWL
LATI2S
SCKDSD
tSCY
tSCH
tSCL
tCSSU
Product Preview
tCSSH
tCSL
tCSH
tCSS
tSCS
SDIDEM
tDSU
tDHO
LSB
Figure 5 Program Register Input Timing - 3-Wire Serial Control Mode
Test Conditions
AVDD, DVDD = 5V, AGND = 0V, DGND = 0V, TA = +25oC, fs = 48kHz, MCLK = 256fs unless otherwise stated.
PARAMETER
SYMBOL
Program Register Input Information
SCKDSD rising edge to LATI2S
tSCS
rising edge
SCKDSD pulse cycle time
tSCY
SCKDSD pulse width low
tSCL
SCKDSD pulse width high
tSCH
SDIDEM to SCKDSD set-up
tDSU
time
SCKDSD to SDIDEM hold time
tDHO
LATI2S pulse width low
tCSL
LATI2S pulse width high
tCSH
LATI2S rising to SCKDSD rising
tCSS
CSBIWL to LATI2S set-up time
tCSSU
LATI2S to CSBIWL hold time
tCSSH
TEST CONDITIONS
MIN
TYP
MAX
40
80
20
20
20
20
20
20
20
20
20
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
WOLFSON MICROELECTRONICS LTD
PP Rev 1.2 April 2001
9
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