WM8736EDS Просмотр технического описания (PDF) - Wolfson Microelectronics plc
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WM8736EDS Datasheet PDF : 17 Pages
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WM8736
Production Data
LRCIN
BCKIN
DIN
tBCH
tBCL
tLB
tBCY
tBL
tDS
tDH
Figure 1 Audio Data Input Timing
Test Conditions
AVDD, DVDD = 5V, AGND, DGND = 0V, TA = +25oC, fs = 48kHz, SCKI = 256fs unless otherwise stated.
PARAMETER
SYMBOL
Audio Data Input Timing Information
BCKIN pulse cycle time
tBCY
BCKIN pulse width high
tBCH
BCKIN pulse width low
tBCL
BCKIN rising edge
tBL
to LRCIN edge
LRCIN rising edge
tLB
to BCKIN rising edge
DIN setup time
tDS
DIN hold time
tDH
TEST CONDITIONS
MIN
TYP
100
50
50
30
30
30
30
MAX
SCKI
tSCKIL
tSCKIH
UNIT
ns
ns
ns
ns
ns
ns
ns
Figure 2 System Clock Timing Requirements
Test Conditions
AVDD, DVDD = 5V, AGND, DGND = 0V, TA = +25oC, fs = 48kHz, SCKI = 256fs unless otherwise stated.
PARAMETER
SYMBOL
System Clock Timing Information
TEST CONDITIONS
MIN
TYP
SCKI system clock pulse
tSCKIH
13
width high
SCKI system clock pulse
tSCKIL
13
width low
MAX
UNIT
ns
ns
WOLFSON MICROELECTRONICS LTD
PD Rev 2.1 January 2001
4
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