WM8716EDS 查看數據表（PDF） - Wolfson Microelectronics plc
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WM8716EDS Datasheet PDF : 21 Pages
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WM8716
TEST CONDITIONS
AVDD, DVDD = 5V, AGND, DGND = 0V, TA = +25oC, fs = 48kHz, SCKI = 256fs unless otherwise stated.
PARAMETER
Analogue Output Levels
SYMBOL
TEST CONDITIONS
MIN
TYP
Output level
Minimum resistance load
Maximum capacitance load
Output DC level
Gain mismatch channel to
channel
Into 10kohm, full scale 0dB,
(5V supply)
Into 10kohm, full scale 0dB,
(3.3V supply)
To midrail or AC coupled
(5V supply)
To midrail or AC coupled
(3.3V supply)
5V or 3.3V
1.1
0.72
1
600
100
AVDD/2
0.5
Reference Levels
Potential divider resistance
Voltage at VMIDL/VMIDR
AVDD to VMIDL/VMIDR and
VMIDL/VMIDR to AGND
10
AVSS/2
POR
POR threshold
2.5V
Production Data
MAX
2
UNIT
VRMS
VRMS
kohms
ohms
pF
V
%FSR
kohms
V
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
UNIT
ns
ns
ns
ns
ns
ns
ns
WOLFSON MICROELECTRONICS LTD
PD Rev 3.1 April 2001
4
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