參數(shù)資料
型號(hào): AD9956-VCO/PCBZ
廠商: Analog Devices Inc
文件頁(yè)數(shù): 32/32頁(yè)
文件大?。?/td> 0K
描述: BOARD EVAL 14BIT 1.8V 48LFCSP
產(chǎn)品培訓(xùn)模塊: Direct Digital Synthesis Tutorial Series (1 of 7): Introduction
Direct Digital Synthesizer Tutorial Series (7 of 7): DDS in Action
Direct Digital Synthesis Tutorial Series (3 of 7): Angle to Amplitude Converter
Direct Digital Synthesis Tutorial Series (6 of 7): SINC Envelope Correction
Direct Digital Synthesis Tutorial Series (4 of 7): Digital-to-Analog Converter
Direct Digital Synthesis Tutorial Series (2 of 7): The Accumulator
標(biāo)準(zhǔn)包裝: 1
系列: AgileRF™
主要目的: 計(jì)時(shí),直接數(shù)字合成(DDS)
已用 IC / 零件: AD9956
已供物品:
相關(guān)產(chǎn)品: AD9956YCPZ-ND - IC SYNTHESIZER 1.8V 48LFCSP
AD9956YCPZ-REEL7-ND - IC SYNTHESIZER 1.8V 48LFCSP
AD9956
Rev. A | Page 9 of 32
LOOP MEASUREMENT CONDITIONS
622 MHz OC-12 Clock
VCO = Sirenza 190-640T
Reference = Wenzel 500-10116 (30.3 MHz)
Loop Filter = 10 kHz BW, 60° Phase Margin
C1 = 170 nF, R1 = 14.4 , C2 = 5.11 F, R2 = 89.3 ,
C3 Omitted
CP_OUT = 4 mA (Scaler = ×8)
÷R = 2, ÷M = 1, ÷N = 1
105 MHz Converter Clock
VCO = Sirenza 190-845T
Reference = Wenzel 500-10116 (30.3 MHz)
Loop Filter = 10 kHz BW, 45° Phase Margin
C1 = 117 nF, R1 = 28 , C2 = 1.6 F, R2 = 57.1 , C3 = 53.4 nF
CP_OUT = 4 mA (Scaler = ×8)
÷R = 8, ÷M = 1, ÷N = 1
C1
C3
INPUT
OUTPUT
C2
R1
R2
04806-0-033
Figure 2. Generic Loop Filter
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