S1M8831A Samsung Semiconductor, Inc., S1M8831A Datasheet - Page 21

• Manufacturer Part Number: S1M8831A
• Description: Fractional-n Rf/integer-n If Dual Pll Frequency Synthesizer
• Manufacturer: Samsung Semiconductor, Inc.

FRACTIONAL-N RF/INTEGER-N IF DUAL PLL
Programmable PFD and Charge Pump
IF Charge Pump Gain (IF_CP_WORD; IF_N[18])
RF Charge Pump Gain (RF_CP_WORD; RF_N[17:14])
RF_CP_WORD
Control Words
Control Words
IF_CP_WORD
Icpo (uA)
100
200
250
400
450
800
50
Control Bits
Control Bits
RF_N[17:14]
IF_N[18]
RF_N[17]
8X
0
0
0
0
0
1
1
IF_CP_GAIN
RF_CP_LVL
Acronym
Acronym
RF_N[16]
4X
0
0
0
1
1
0
1
1X (100uA)
LOW (0)
LOW (0)
Select 16-level charge
pump current
RF_N[15]
2X
0
0
1
0
1
0
1
8X (800uA)
HIGH (1)
HIGH (1)
RF charge pump
IF charge pump
RF_N[14]
Comments
Comments
S1M8831A/33
1X
0
1
1
0
1
0
1
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