lm49370rl National Semiconductor Corporation, lm49370rl Datasheet - Page 25

• Manufacturer Part Number: lm49370rl
• Description: Audio Sub-system With An Ultra Low Emi, Spread Spectrum, Class D Loudspeaker Amplifier, A Dual-mode Stereo Headphone Amplifier, And A Dedicated Pcm Interface For Bluetooth Transceivers
• Manufacturer: National Semiconductor Corporation

Bits
3:0
6:4
12.7 PLL P DIVIDER CONFIGURATION REGISTER
This register is used to control the output divider of the PLL. (Note 14)
The division of the P divider is derived from PLL_P such that:
Note 14: See Further Notes on PLL Programming for more details.
7
FAST_VCO
PLL_P
Q_DIV
Field
This programs the PLL output divider as follows:
This programs the Q Divider
This programs the PLL VCO range:
FAST_VCO
PLL_P
Q_DIV
000
001
010
011
100
101
110
111
14
15
TABLE 8. PLL_P (0x04h)
...
0
1
2
3
4
0
1
2
2
2
2
2
2
2
2
P = PLL_P + 1
25
Description
Output Divider Value
No Divided Clock
PLL VCO Range
Divide Value
40 to 60MHz
60 to 80MHz
3 to 7
1.5
2.5
7.5
10
12
13
1
2
8
2
3
4
6
8
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