WM9705_06 WOLFSON [Wolfson Microelectronics plc], WM9705_06 Datasheet - Page 12
WM9705_06
Manufacturer Part Number
WM9705_06
Description
Manufacturer
WOLFSON [Wolfson Microelectronics plc]
Datasheet
1.WM9705_06.pdf
(55 pages)
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WM9705
POWER CONSUMPTION
Notes:
1.
2.
3.
4.
w
Record and Playback
Mic Record (note 1)
Other Input Record
Other Input Record
PR6
Other Input Record
PR6 and PR2
Other Input Record
PR6 and PR3
Playback Only
Low Power
Playback (note 2)
Playback Only
Playback Only
PR6
Playback Only
PR6 and PR2
Playback Only
PR6 and PR3
Record Only
Mic Record (note 1)
Other Input Record
Other Input Record
PR6
Other Input Record
PR6 and PR2
Other Input Record
PR6 and PR3
Power Down
Power Down
(note 3)
Pen Digitiser
Pen Digitiser
(Note 4)
DESCRIPTION
When the ADC input mux is set to mic input to BOTH ADC channels, (SR2-0 and SL2-0 both set to ‘0’), one ADC is
shared between both channels and the other is powered off to save current. The same digital data is output to both slots.
The POP bit (reg 20h) also needs to be set for this mode.
These values are recorded with no external clocks applied to the WM9705.
Pen active duty cycle is approximately 10%. Average analogue current consumption is approximately 10% of stated figure.
MODE
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
0
0
0
1
0
1
0
0
1
0
0
0
0
1
0
1
1
0
0
0
0
1
0
0
0
0
1
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
1
1
1
0
0
1
1
1
0
0
1
1
1
1
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
11
XXXR
XXXR
XXXL
XXXL
000R
001R
001R
001R
001R
001R
001R
001R
001R
001R
000R
100R
100R
100R
100R
000L
001L
001L
001L
001L
001L
001L
001L
001L
001L
000L
100L
100L
100L
100L
0.0001
AVDD
CONSUMPTION
14.8
17.7
16.3
10.7
11.1
12.9
15.8
14.3
(mA
0.5
5.5
9.7
4.0
0.4
7.2
0.3
0.1
CURRENT
PD Rev 4.4 August 2006
DVDD
0.002
(mA)
14.3
14.3
14.3
14.1
11.5
11.5
11.5
11.5
11.5
13.3
13.3
11.3
13.3
12.9
14.3
3.6
Production Data
POWER
TOTAL
105.6
0.007
(mW)
82.5
48.2
56.1
74.6
51.2
39.3
86.5
84.5
67.7
43.6
12.2
101
96
70
96
12
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