wm9081 Wolfson Microelectronics plc, wm9081 Datasheet - Page 89
wm9081
Manufacturer Part Number
wm9081
Description
Mono Dac With 2.6w Class Ab/d Speaker Driver, Dynamic Range Controller And Retune Mobile Parametric Equalizer
Manufacturer
Wolfson Microelectronics plc
Datasheet
1.WM9081.pdf
(109 pages)
- Current page: 89 of 109
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Pre-Production
Register 10h FLL Control 1
Register 11h FLL Control 2
Register 12h FLL Control 3
w
FLL Control
FLL Control
REGISTER
REGISTER
REGISTER
ADDRESS
ADDRESS
ADDRESS
R17 (11h)
R18 (12h)
2
3
10:8
15:0
BIT
BIT
BIT
6:4
2:0
0
FLL_OUTDIV[2
FLL_CTRL_RA
FLL_FRATIO[2
FLL_K[15:0]
FLL_ENA
LABEL
LABEL
LABEL
TE[2:0]
:0]
:0]
0000_0000
_0000_000
DEFAULT
DEFAULT
DEFAULT
010
000
000
0
0
FLL Enable
0 = Disabled
1 = Enabled
F
000 = 2
001 = 4
010 = 8
011 = 16
100 = 32
101 = 64
110 = 128
111 = 256
(F
Frequency of the FLL control block
000 = F
001 = F
010 = F
011 = F
100 = F
101 = F
110 = F
111 = F
Recommended that this register is not changed from
default.
F
000 = 1
001 = 2
010 = 4
011 = 8
1XX = 16
000 recommended for high F
011 recommended for low F
Fractional multiply for F
(MSB = 0.5)
OUT
VCO
OUT
clock divider
clock divider
= F
VCO
VCO
VCO
VCO
VCO
VCO
VCO
VCO
VCO
/ 1 (Recommended value)
/ 2
/ 3
/ 4
/ 5
/ 6
/ 7
/ 8
/ FLL_OUTDIV)
DESCRIPTION
DESCRIPTION
DESCRIPTION
REF
REF
REF
PP, Rev 3.0, April 2009
Clocking
and Sample
Rates
Power
Managemen
t
Clocking
and Sample
Rates
Clocking
and Sample
Rates
Clocking
and Sample
Rates
Clocking
and Sample
Rates
REFER TO
REFER TO
REFER TO
WM9081
89
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