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CS47L85 Datasheet(PDF) 318 Page - Cirrus Logic

Part # CS47L85
Description  Low-Power Smart Codec with Seven DSP Cores, Voice and Media Enhancement, and Integrated Sensor Hub
PDF  370 Pages
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Manufacturer  CIRRUS [Cirrus Logic]
Direct Link  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

CS47L85 Datasheet(HTML) 318 Page - Cirrus Logic

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CS47L85
318
Rev 4.3
FLL (Main Loop) Settings
FSOURCE
FVCO (MHz)
FREF
Divider
FRATIO
N.K
FLLn_N
FLLn_
THETA
FLLn_
LAMBDA
32.000 kHz
294.912
1
15
204.8
0CCh
CCCCh
0000h
32.768 kHz
294.912
1
16
187.5
0BBh
8000h
0000h
48 kHz
294.912
1
15
136.5333
088h
8888h
0000h
128 kHz
294.912
1
7
109.7143
06Dh
B6DBh
0000h
512 kHz
294.912
1
5
38.4
026h
6666h
0000h
1.536 MHz
294.912
1
3
21.3333
015h
5555h
0000h
3.072 MHz
294.912
1
3
10.6667
00Ah
AAAAh
0000h
11.2896 MHz
294.912
1
1
8.7075
008h
B51Dh
0000h
12.000 MHz
294.912
1
1
8.192
008h
3126h
0000h
12.288 MHz
294.912
2
3
5.3333
005h
5555h
0000h
13.000 MHz
294.912
1
1
7.5618
007h
8FD5h
0000h
19.200 MHz
294.912
2
1
10.24
00Ah
3D70h
0000h
24 MHz
294.912
2
1
8.192
008h
3126h
0000h
26 MHz
294.912
2
1
7.5618
007h
8FD5h
0000h
27 MHz
294.912
2
1
7.2818
007h
4822h
0000h
FLL (Synchroniser Loop) Settings
FSOURCE
FVCO (MHz)
FSYNC
Divider
FRATIO
(SYNC)
N.K
(SYNC)
FLLn_
SYNC_N
FLLn_
SYNC_
THETA
FLLn_
SYNC_
LAMBDA
32.000 kHz
294.912
1
16
192
0C0h
0000h
0000h
32.768 kHz
294.912
1
16
187.5
0BBh
0001h
0002h
48 kHz
294.912
1
16
128
080h
0000h
0000h
128 kHz
294.912
1
8
96
060h
0000h
0000h
512 kHz
294.912
1
2
96
060h
0000h
0000h
1.536 MHz
294.912
1
1
64
040h
0000h
0000h
3.072 MHz
294.912
1
1
32
020h
0000h
0000h
11.2896 MHz
294.912
1
1
8.7075
008h
0068h
0093h
12.000 MHz
294.912
1
1
8.192
008h
0018h
007Dh
12.288 MHz
294.912
1
1
8
008h
0000h
0000h
13.000 MHz
294.912
1
1
7.5618
007h
0391h
0659h
19.200 MHz
294.912
2
1
10.24
00Ah
0006h
0019h
24 MHz
294.912
2
1
8.192
008h
0018h
007Dh
26 MHz
294.912
2
1
7.5618
007h
0391h
0659h
27 MHz
294.912
2
1
7.2818
007h
013Dh
0465h
FVCO = (FSOURCE / FREF Divider) * 3 * N.K * FRATIO
See Table 109, Table 110 and Table 111 for details of the FLL configuration fields.
Note that the coding of FLLn_FRATIO is different to FLLn_SYNC_FRATIO.
Table 115 Example FLL Settings
– Synchroniser Enabled



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