rf2057 RF Micro Devices, rf2057 Datasheet - Page 29

• Manufacturer Part Number: rf2057
• Description: High Performance Wideband Rf Pll/vco With Integrated Rf Mixers For Repeaters
• Manufacturer: RF Micro Devices

PLL2x0 (10h) - VCO, LO Divider and Calibration Select
PLL2x1 (11h) - MSB of Fractional Divider Ratio
DS091109
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
#
#
P2_VCOSEL
P2_CT_EN
P2_KV_EN
P2_LODIV
P2_CP_DEF
P2_NUM_MSB
Bit Name
Bit Name
0
1
1
1
0
0
0
1
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 2 VCO band select: Always set to 00=VCO1.
Path 2 VCO coarse tune: 00=disabled, 11=enabled
Path 2 VCO tuning gain calibration: 00=disabled, 11=enabled
Path 2 local oscillator divider: 00=divide by 1, 01=divide by 2, 10=divide by 4, 11=reserved
Charge pump current setting.
If P2_KV_EN=11 this value sets charge pump current during KV compensation only
Path 2 VCO divider numerator value, most significant 16 bits
Function
Function
RF2057
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