S1M8837 Samsung Semiconductor, Inc., S1M8837 Datasheet - Page 18

• Manufacturer Part Number: S1M8837
• Description: Fractional-n Rf/integer-n If Dual Pll
• Manufacturer: Samsung Semiconductor, Inc.

S1M8836/37
RF N Counter
Division ratio : 3 to 127 (The division ratios less than 3 are prohibited)
Division Ratio : 0 to 7
X = Don't care condition
RF_NA_CNTR[5:2] ; for S1M8837
NOTE: Division Ratio: 0 to 15
18
MSB
21
RF Main Counter Division Ratio (B Counter)
RF_NB_ CNTR[12:6] ; for S1M8836/37
RF Swallow Counter Division Ratio (A Counter)
RF_NA_CNTR[5:2] ; for S1M8836
Division Ratio(A)
Division Ratio(A)
Division
Ratio(B)
FoLD[21:18]
X = Don't care condition
3
4
7
15
0
1
7
0
1
Program Code
18 17
RF_CP_WORD
6
0
0
1
[17:13]
X
X
X
3
3
0
0
1
13 12
5
0
0
1
RF_NB_CNTR[12:6] : 3 ~ 127
Division Ratio of the
W3[21:0]
4
0
0
1
RF N Counter
2
0
0
1
2
0
0
1
3
0
0
1
FRACTIONAL-N RF/INTEGER-N IF DUAL PLL
6 5
2
0
1
1
1
0
0
1
1
0
0
1
RF_NA_CNTR[5:2]
Control Bits
1
1
0
1
2 1
1
0
0
1
1
0
0
1
1
0
1
0
1
LSB
0
0