供应ADF4193BCPZ数据手册,ADF4193BCPZ芯片手册, ADF4193BCPZ电路, ADF4193BCPZ概率分布函数
ADF4193BCPZ 产品描述
低相位噪声,快速建立PLL频率合成器
ADF4193频率合成器可用于在无线接收机和发射机的上变频和下变频部分实现本地振荡器。它的架构是专为满足在GSM / EDGE基站锁定时间要求。它包括一个低噪声数字相位频率检测器(PFD),精密差分电荷泵。还有一个差分放大器转换为差分电荷泵输出单端电压的外部电压控制振荡器(VCO)。
Σ-Δ基于分数内插器,N分频器的工作,使可编程模小数N分频。此外,4位参考(R)的计数器,片上倍频,允许在PFD输入端可选择的参考信号(REFIN),频率。可以实现一个完整的锁相环(PLL),如果使用合成器与外部环路滤波器和VCO。交换架构确保PLL的稳定的GSM时隙保护期间内,删除第二个PLL和相关的隔离开关的需要。这降低成本,复杂性,PCB面积,屏蔽,和以前乒乓GSM的PLL架构的特性。
北京捷美创芯电子科技有限公司是中国最著名最大的电子元器件分销商.捷美创芯创建于2000年,经过近十年的发展,已成为中国最大的IC产品零售服务商。
捷美创芯成立以来秉承“质量第一、信誉第一、效率第一、服务第一、价格合理”的经营理念,联合国际知名半导体生产企业,为国内外企业提供优质供应服务。
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1N4148W订单号:4685768783512012-11-05
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QFBR-5752L订单号:4685768783512012-12-04
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QFBR-5753APZ订单号:10001410920022012-11-28
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QFBR-5755APZ订单号:19491786222012-11-26
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QFBR-5755APZ订单号:19491786222012-11-20
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DS3231SN订单号:5683897759192012-11-13
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DS1832S+TR订单号:LP000120210247572012-11-08
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ACPL-227-50BE订单号:12006680036362012-11-01
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