WM8720 データシートの表示（PDF） - Wolfson Microelectronics plc
部品番号
コンポーネント説明
メーカー
WM8720 Datasheet PDF : 17 Pages
| |||
WM8720
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 to
tBL
LRCIN edge
LRCIN rising edge to
tLB
BCKIN rising edge
DIN setup time
tDS
DIN hold time
tDH
TEST CONDITIONS
MIN
TYP
100
40
40
20
20
20
20
MAX
UNIT
ns
ns
ns
ns
ns
ns
ns
SCKI
tSCKIL
tSCKIH
tSCKY
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
System clock pulse width high
tSCKIH
System clock pulse width low
tSCKIL
System clock cycle time
tSCKY
TEST CONDITIONS
MIN
TYP
10
10
27
MAX
UNIT
ns
ns
ns
w
PD Rev 4.0 February 2005
6
Share Link: 