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WM8731 датащи(PDF) 11 Page - Wolfson Microelectronics plc

номер детали WM8731
подробное описание детали  Portable Internet Audion CODEC with Headphone Driver and Programmable Sample Rates
PDF  56 Pages
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производитель  WOLFSON [Wolfson Microelectronics plc]
домашняя страница  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8731 датащи(HTML) 11 Page - Wolfson Microelectronics plc

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WM8731
Advanced Information
WOLFSON MICROELECTRONICS LTD
AI Rev 2.0 February 2001
11
POWER CONSUMPTION
CURRENT CONSUMPTION
MODE
DESCRIPTION
MIN
TYP
MAX
UNITS
Record and Playback
All active
0
000
0000
13
TBD
mA
Oscillator disabled
0
010
0000
12
mA
Oscillator and
CLKOUT disabled,
No microphone
0
110
0010
11
mA
Playback Only
Playback Only
0
000
0111
7
TBD
mA
Playback Only
Oscillator and
CLKOUT disabled
0
110
0111
6
mA
Record Only
Record Only
0
001
1000
9
mA
Line Record Only
0
001
1010
8
mA
Record Only,
Oscillator disabled
0
011
1010
7
mA
Microphone Record
Only,
0
001
1001
9
mA
Microphone Record
Only, Oscillator
disabled
0
011
1001
8
mA
Side Tone
Microphone to
Headphone Out
0
000
1101
3
mA
Microphone to
Headphone Out,
Oscillator disabled
0
010
1101
2
mA
Analogue Bypass
Line In to Line Out
0
000
1110
3
mA
Line In to Line Out,
Oscillator disabled
0
010
1110
2
mA
Standby
Standby
0
001
1111
1.5
TBD
mA
Standby, Oscillator
and CLKOUT
disabled
0
111
1111
0.05
mA
Power Down
Power Down
10
0
X
1
1
X
X
1.5
mA
Power Down,
Oscillator and
CLKOUT disabled
1
1
1
X
1
1
X
X
0.01
TBD
mA
Table 1 Powerdown Mode Current Consumption Examples
Notes:
1.
AVDD, HPVDD, DBVDD = 3.3V, AGND = 0V, DCVDD = 1.5V, DGND = 0V, TA = +25
oC. Slave Mode, fs = 48kHz,
XTI/MCLK = 256fs (12.288MHz).
2.
All figures are quiescent, with no signal.
3.
The power dissipation in the headphone itself not included in the above table.



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