RF2051 datasheet(27/39 Pages) RFMD

部件名	RF2051

功能描述	HIGH PERFORMANCE WIDEBAND RF PLL/VCO WITH INTEGRATED RF MIXERS

PDF	39 Pages

Scroll/Zoom	100%

制造商	RFMD [RF Micro Devices]

网页	http://www.rfmd.com

标志

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RF2051

DS140110

7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical

support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.

PLL1x0 (08h) - VCO, LO Divider and Calibration Select

PLL1x1 (09h) - MSB of Fractional Divider Ratio

Bit Name

Default

Function

P1_VCOSEL

Path 1 VCO band select: 00=VCO1, 01=VCO2, 10=VCO3, 11=Reserved

P1_CT_EN

Path 1 VCO coarse tune: 00=disabled, 11=enabled

P1_KV_EN

Path 1 VCO tuning gain calibration: 00=disabled, 11=enabled

P1_LODIV

Path 1 local oscillator divider: 00=divide by 1, 01=divide by 2, 10=divide by 4, 11=reserved

P1_CP_DEF

Charge pump current setting

If P1_KV_EN=11 this value sets charge pump current during KV compensation only

Bit Name

Default

Function

P1_NUM_MSB

Path 1 VCO divider numerator value, most significant 16 bits

RF2051 数据表(PDF) 27 Page - RF Micro Devices