WM8903LGEFK/RV Wolfson Microelectronics, WM8903LGEFK/RV Datasheet - Page 106

• Manufacturer Part Number: WM8903LGEFK/RV
• Description: Audio CODECs ULTRA LOW PWR HI FI CODEC
• Manufacturer: Wolfson Microelectronics

Specifications of WM8903LGEFK/RV

• Audio Codec Type: Stereo Codec
• No. Of Adcs: 2
• No. Of Dacs: 2
• No. Of Input Channels: 6
• No. Of Output Channels: 8
• Adc / Dac Resolution: 24bit
• Sampling Rate: 96kHz
• Operating Temperature Range: -40°C To +85°C
• Rohs Compliant: Yes
• Adcs / Dacs Signal To Noise Ratio: 96dB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WM8903
Table 70 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
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
(0h)
Divide by 2
(1h)
Divide by 2
(1h)
EXAMPLE FLL SETTINGS
Table 70 provides example FLL settings for generating common CLK_SYS frequencies from a
variety of low and high frequency reference inputs.
FLL_CLK_
REF_DIV
98.304
MHz
90.3168
MHz
98.304
MHz
90.3086
MHz
90.3168
MHz
98.304
MHz
98.9484
MHz
98.304
MHz
90.3168
MHz
98.304
MHz
90.3168
MHz
98.3039
MHz
90.3168
MHz
98.3039
MHz
90.3167
MHz
F
VCO
192
(0C0h)
176
(0B0h)
187
(0BBh)
172
(0ACh)
172
(0ACh)
128
(080h)
8
(008h)
8
(008h)
7
(007h)
8
(008h)
7
(007h)
7
(007h)
6
(006h)
10
(00Ah)
9
(009h)
FLL_N
0
(0000h)
0.4
(6666h)
0.5
(8000h)
0.25
(4000h)
0.2656
(4400h)
0
(0000h)
0.707483
(B51Eh)
0.192
(3127h)
0.526398
(86C2h)
0
(0000h)
0.35
(599Ah)
0.56184
(8FD5h)
0.94745
(F28Ch)
0.23999
(3D70h)
0.40799
(6872h)
FLL_K
16
(4h)
16
(4h)
16
(4h)
16
(4h)
16
(4h)
16
(4h)
1
(0h)
1
(0h)
1
(0h)
1
(0h)
1
(0h)
1
(0h)
1
(0h)
1
(0h)
1
(0h)
FRATIO
FLL_
PD, Rev 4.0, September 2010
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_
Production Data
0
1
1
1
1
0
1
1
1
0
1
1
1
1
1
FRAC
FLL_
106