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ADF4157:  高分辨率、6 GHz、小数N分频合成器

ADF4157是一款6 GHz、小数N分频合成器，具有25 bit固定模数，在6 GHz实现亚赫兹频率分辨率。ADF4157包括低噪声数字鉴相器、精密电荷泵、可编程参考除法器。其基于∑-Δ的分数内插器实现了可编程小数N分频。通过INT与FRAC寄存器配置N分频器, N = INT + (FRAC/225). ADF4157内置周跳减少电路，在不需要对环路滤波器进行更改的情况下实现了更快速锁定.

所有寄存器的控制是通过简单的三线接口进行的。ADF4157采用.7 V ～ 3.3 V单电源供电，提供省电模式.

应用

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    • Type: Single Fractional-N
    • Max RF Input (MHz): 6000MHz
    • Norm Phase Noise (dBc/Hz): 207dBc
    • Max REFin (MHz): 300MHz
    • Supply Current : 23mA
    • Package: 16-Lead TSSOP,20-Lead CSP

    功能框图ADF4157

    类似产品

    arrow View Full Interactive Product Selection Table
    Part# Type Max RF Input (MHz) Output Frequency Range Norm Phase Noise (dBc/Hz) Max REFin (MHz) RF Prescalers Supply Current Package Price* (1000-4999)
    AD809 Synthesizer - 155.52 MHz - 19.44 - 17 16-Lead SOIC $3.85
    ADF4001 Single Integer-N 200 - -214 104 n/a 4.5 16-Lead TSSOP, 20-Lead CSP $1.72
    ADF4002 Single Integer-N 400 - -222 300 n/a 5 16-Lead TSSOP, 20-Lead CSP $1.97
    ADF4007 Single Integer-N 7500 - -219 240 N counter = 8/16/32/64 13 20-Lead CSP $2.16
    ADF4106 Single Integer-N 6000 - -219 300 16/17, 32/33, 64/65, 8/9 13 16-Lead TSSOP, 20-Lead CSP $2.16
    ADF4107 Single Integer-N 7000 - -219 250 16/17, 32/33, 64/65, 8/9 13 16-Lead TSSOP, 20-Lead CSP $2.67
    ADF4108 Single Integer-N 8000 - -219 250 16/17, 32/33, 4/5, 64/65, 8/9 15 20-Lead CSP $3.34
    ADF4110 Single Integer-N 550 - -215 104 16/17, 32/33, 64/65, 8/9 4.5 16-Lead TSSOP, 20-Lead CSP $2.28
    ADF4111 Single Integer-N 1200 - -215 104 16/17, 32/33, 64/65, 8/9 4.5 16-Lead TSSOP, 20-Lead CSP $2.28
    ADF4112 Single Integer-N 3000 - -215 104 16/17, 32/33, 64/65, 8/9 6.5 16-Lead TSSOP, 20-Lead CSP $2.28
    ADF4113 Single Integer-N 4000 - -215 104 16/17, 32/33, 64/65, 8/9 8.5 16-Lead TSSOP, 20-Lead CSP $2.28
    ADF4113HV Single Integer-N 4000 - -212 150 16/17, 32/33, 64/65, 8/9 11 16-Lead TSSOP, 20-Lead CSP $2.49
    ADF4116 Single Integer-N 550 - -211 100 8/9 4.5 16-Lead TSSOP $2.28
    ADF4117 Single Integer-N 1200 - -213 100 32/33 4.5 16-Lead TSSOP $2.28
    ADF4118 Single Integer-N 3000 - -216 100 32/33 6.5 16-Lead TSSOP $2.28
    ADF4150 Frac-N/Int-N 4400 - -219 250 4/5, 8/9 25 24-Lead CSP -
    ADF4153 Single Fractional-N 4000 - -213 250 4/5, 8/9 20 16-Lead TSSOP, 20-Lead CSP $2.28
    ADF4154 Single Fractional-N 4000 - -213 250 4/5, 8/9 20 16-Lead TSSOP, 20-Lead CSP $2.28
    ADF4156 Single Fractional-N 6000 - -211 250 4/5, 8/9 26 16-Lead TSSOP, 20-Lead CSP $3.04
    ADF4157 Single Fractional-N 6000 - 207 300 - 23 16-Lead TSSOP, 20-Lead CSP $3.25
    ADF4193 Fast Settling PLL 3500 - -216 300 4/5, 8/9 68 32-Lead CSP $8.60
    ADF4206 Dual Integer-N 550 - 92 40 32/33, 64/65 9.5 16-Lead TSSOP $2.04
    ADF4208 Dual Integer-N 2000 - 91 40 32/33, 64/65 14 20-Lead TSSOP $2.04
    ADF4212 Dual Integer-N 2700 - 91 115 16/17, 32/33, 64/65, 8/9 11.5 20-Lead CSP, 20-Lead TSSOP $2.45
    ADF4212L Dual Integer-N 2400 - -215 115 16/17, 32/33, 64/65, 8/9 6 20-Lead CSP, 20-Lead TSSOP $2.45
    ADF4213 - 3000 - 91 115 16/17, 32/33, 8/9 20 - $1.79
    ADF4216 - 1200 - 87 40 32/33, 64/65 18 - $1.94
    ADF4218L Dual Integer-N 3000 - -216 110 32/33, 64/65 7 20-Lead TSSOP, 24-Lead BCC $2.54
    ADF4252 Dual Fractional-N 3000 - -214 150 4/5, 8/9 13 24-Lead CSP $2.67
    ADF4350 Frac-N/Int-N w/ VCO - 137.5-4400 MHz 213 105 4/5, 8/9 27 32-Lead CSP $10.30
    ADF4360-0 Synthesizer/VCO Integer-N - 2400-2725 MHz -214 250 16/17, 32/33, 8/9 - 24-Lead CSP $3.10
    ADF4360-1 Synthesizer/VCO Integer-N - 2050-2450 MHz -217 250 16/17, 32/33, 8/9 - 24-Lead CSP $3.10
    ADF4360-2 Synthesizer/VCO Integer-N - 1850-2150 MHz -217 250 16/17, 32/33, 8/9 - 24-Lead CSP $3.10
    ADF4360-3 Synthesizer/VCO Integer-N - 1600-1950 MHz -217 250 16/17, 32/33, 8/9 - 24-Lead CSP $3.10
    ADF4360-4 Synthesizer/VCO Integer-N - 1450-1750 MHz -217 250 16/17, 32/33, 8/9 - 24-Lead CSP $3.10
    ADF4360-5 Synthesizer/VCO Integer-N - 1200-1400 MHz -217 250 16/17, 32/33, 8/9 - 24-Lead CSP $3.10
    ADF4360-6 Synthesizer/VCO Integer-N - 1050-1250 MHz -217 250 16/17, 32/33, 8/9 - 24-Lead CSP $3.10
    ADF4360-7 Synthesizer/VCO Integer-N - 350-1800 MHz -217 250 16/17, 8/9 - 24-Lead CSP $3.10
    ADF4360-8 Synthesizer/VCO Integer-N - 65-400 MHz -217 250 - - 24-Lead CSP $3.10
    ADF4360-9 Synthesizer/VCO Integer-N - 1.1-200 MHz 218 250 - 7.5 - $3.06
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