rf2051 RF Micro Devices, rf2051 Datasheet - Page 27

• Manufacturer Part Number: rf2051
• Description: High Performance Wideband Rf Synthesizer/vco With Integrated Rf Mixers
• Manufacturer: RF Micro Devices

PLL1x0 (80h) - VCO, LO Divider and Calibration Select
PLL1x1 (09h) - MSB of Fractional Divider Ratio
Rev A1 DS090106
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
#
#
P1_VCOSEL
P1_CT_EN
P1_KV_EN
P1_LODIV
P1_CP_DEF
P1_NUM_MSB
Bit Name
Bit Name
0
1
1
1
0
0
0
1
0
0
0
1
1
1
1
1
0
1
1
0
0
0
1
0
0
1
1
1
0
1
1
0
Default
Default
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at ([phone] or [e-mail].
7
1
1
F
6
2
7
6
Path 1 VCO band select: 00=VCO1, 01=VCO2, 10=VCO3, 11=Reserved
Path 1 VCO coarse tune: 00=disabled, 11=enabled
Path 1 VCO tuning gain calibration: 00=disabled, 11=enabled
Path 1 local oscillator divider: 00=divide by 1, 01=divide by 2, 10=divide by 4, 11=reserved
Charge pump current setting
If P1_KV_EN=11 this value sets charge pump current during KV compensation only
Path 1 VCO divider numerator value, most significant 16 bits
Function
Function
RF2051
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