WM8721(2000) Ver la hoja de datos (PDF) - Wolfson Microelectronics plc
Número de pieza
componentes Descripción
Fabricante
WM8721 Datasheet PDF : 34 Pages
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WM8721
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RESETB
t9
t3
t5
t3
SDIN
t4
t6
t2
t8
SCLK
t1
t7
t10
Figure 5 Program Register Input Timing – 2-Wire MPU Serial Control Mode
Test Conditions
AVDD, HPVDD, DBVDD = 3.3V, AGND = 0V, DCVDD = 1.5V, DGND = 0V, TA = +25oC, Slave Mode, fs = 48kHz, MCLK =
256fs unless otherwise stated.
PARAMETER
SYMBOL
Program Register Input Information
SCLK Frequency
SCLK Low Pulsewidth
t1
SCLK High Pulsewidth
t2
Hold Time (Start Condition)
t3
Setup Time (Start Condition)
t4
Data Setup Time
t5
SDIN, SCLK Rise Time
t6
SDIN, SCLK Fall Time
t7
Setup Time (Stop Condition)
t8
RESETB rising edge to Start
t9
Data Hold Time
t10
TEST CONDITIONS
MIN
TYP
MAX
UNIT
0
400
kHz
600
ns
1.3
us
600
ns
600
ns
100
ns
300
ns
300
ns
600
ns
600
ns
900
ns
WOLFSON MICROELECTRONICS LTD
PP Rev 1.3 November 2000
9
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