wm9081 Wolfson Microelectronics plc, wm9081 Datasheet - Page 73

• 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

Pre-Production
Table 43 Example FLL Settings
w
32.000
kHz
32.000
kHz
32.768
kHz
32.768
kHz
32.768
kHz
48
kHz
11.3636
MHz
12.000
MHz
12.000
MHz
12.288
MHz
12.288
MHz
13.000
MHz
13.000
MHz
19.200
MHz
19.200
MHz
F
REF
12.288
MHz
11.2896
MHz
12.288
MHz
11.288576
MHz
11.2896
MHz
12.288
MHz
12.368544
MHz
12.288
MHz
11.289597
MHz
12.288
MHz
11.2896
MHz
12.287990
MHz
11.289606
MHz
12.287988
MHz
11.289588
MHz
F
OUT
EXAMPLE FLL SETTINGS
Table 43 provides example FLL settings for generating common CLK_SYS frequencies from a
variety of low and high frequency reference inputs.
0h
(divide by 1)
0h
(divide by 1)
0h
(divide by 1)
0h
(divide by 1)
0h
(divide by 1)
0h
(divide by 1)
0h
(divide by 1)
0h
(divide by 1)
0h
(divide by 1)
0h
(divide by 1)
0h
(divide by 1)
0h
(divide by 1)
0h
(divide by 1)
1h
(divide by 2)
1h
(divide by 2)
FLL_CLK_
REF_DIV
98.304
MHz
90.3168
MHz
98.304
MHz
90.308608
MHz
90.3168
MHz
98.304
MHz
98.948354
MHz
98.3040
MHz
90.3168
MHz
98.304
MHz
90.3168
MHz
98.3040
MHz
90.3168
MHz
98.3039
MHz
90.3168
MHz
F
VCO
384
(180h)
352
(160h)
187
(0BBh)
344
(158h)
344
(158h)
256
(100h)
8
(008h)
8
(008h)
7
(007h)
8
(008h)
7
(007h)
7
(007h)
6
(006h)
5
(005h)
4
(004h)
FLL_N
0
(0000h)
0.8
(CCCCh)
0.5
(8000h)
0.5
(8000h)
0.53125
(8800h)
0
(0000h)
0.707483
(B51Dh)
0.192
(3127h)
0.526398
(86C2h)
0
(0000h)
0.35
(599Ah)
0.56184
(8FD5h)
0.94745
(F28Ch)
0.119995
(1EB8h)
0.703995
(B439h)
FLL_K
8
(3h)
8
(3h)
16
(4h)
8
(3h)
8
(3h)
8
(3h)
1
(0h)
1
(0h)
1
(0h)
1
(0h)
1
(0h)
1
(0h)
1
(0h)
1
(0h)
1
(0h)
FRATIO
FLL_
PP, Rev 3.0, April 2009
8
(2h)
8
(2h)
8
(2h)
8
(2h)
8
(2h)
8
(2h)
8
(2h)
8
(2h)
8
(2h)
8
(2h)
8
(2h)
8
(2h)
8
(2h)
8
(2h)
8
(2h)
OUTDIV
FLL_
WM9081
0
1
1
1
1
0
1
1
1
0
1
1
1
1
1
FRAC
FLL_
73