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WM8351 Datasheet(PDF) 245 Page - Wolfson Microelectronics plc

Part # WM8351
Description  Wolfson AudioPlus??Stereo CODEC with Power Management
PDF  330 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8351 Datasheet(HTML) 245 Page - Wolfson Microelectronics plc

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Production Data
WM8351
w
PD, April 2012, Rev 4.5
245
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
default.
2:0
FLL_RATE[2:0]
000
Frequency of the FLL control block
000 = FVCO / 1 (Recommended value)
001 = FVCO / 2
010 = FVCO / 4
011 = FVCO / 8
100 = FVCO / 16
101 = FVCO / 32
Recommended that these are not changed from
default.
Register 2Ah
FLL Control 1
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R43 (2Bh)
FLL Control
2
15:11
FLL_RATIO[4:0]
14
(0Eh)
CLK_VCO is divided by this integer, valid from 1
…31.
1 recommended for high freq reference
8 recommended for low freq reference
9:0
FLL_N[9:0]
086h
FLL integer multiplier N for CLK_REF
Register 2Bh
FLL Control 2
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R44 (2Ch)
FLL Control
3
15:0
FLL_K[15:0]
C226h
FLL fractional multiplier K for CLK_REF. This
is only used if FLL_FRAC is set.
Register 2Ch
FLL Control 3
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R45 (2Dh)
FLL Control
4
7
FLL_REF_FREQ
0
Low frequency reference locking
0 = High frequency reference locking
(recommended for reference clock > 48kHz)
1 = Lock frequency reference locking
(recommended for reference clock <= 48kHz)
5
FLL_FRAC
0
Fractional enable
0 = Integer Mode
1 = Fractional Mode
1 recommended in all cases
1:0
FLL_CLK_SRC[1:0]
00
Select FLL input clock Source
00 = MCLK
01 = DACLRCLK
10 = ADCLRCLK
11 = CLK_32K_REF
Register 2Dh
FLL Control 4



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