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MAX4649
45Ω、SPDT模拟开关,SOT23-8封装

高压、SPDT模拟开关,采用微型SOT封装


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概述
完整的数据资料 (PDF, 216kB)
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The MAX4649 is a dual-supply, single-pole/double-throw (SPDT) analog switch. On-resistance is 45Ω max and flat (7Ω max) over the specified signal range. The MAX4649 can handle rail-to-rail analog signals, and conducts analog or digital signals equally well in either direction. This switch operates from a single +9V to +36V supply, or from ±4.5V to ±20V dual supplies. The primary application areas are in the switching and routing of signals in telecommunications and test equipment.

The MAX4649 features a switch transition time of 130ns max at +25°C, and a guaranteed break-before-make switching time of 5ns. Off-leakage current is only 2nA max at +25°C.

The MAX4649 is available in a tiny 8-pin SOT23 package.

关键特性   应用/使用
  • Low On-Resistance 45Ω max ±15V Supplies
  • 5Ω max RON Match Between Channels
  • Guaranteed RON Flatness Over Specified Signal Range (7Ω max)
  • VL Logic Supply Not Required
  • Rail-to-Rail Signal Handling
  • +9V to +36V Single Supply Operation
  • ±4.5V to ±20V Dual Supply Operation
  • Low Crosstalk: -92dB at 1MHz
  • High Off-Isolation: -92dB at 1MHz
  • TTL/CMOS-Compatible Control Inputs

 
  • 桥路
  • 高速接入(电信)
  • 调制解调器
  • 网络集线器、交换机和路由器
  • 路由器/交换机
  • 电信交换机
  • X射线与超声诊断

    Key Specifications:   Switches and Multiplexers (Mid Voltage)
    Part Number Configuration Number of Channels VSUPPLY, Single (min) (V) VSUPPLY, Single (max) (V) VSUPPLY, Dual (min) (±V) VSUPPLY, Dual (max) (±V) RON (max) (Ω) IL (OFF) (max) (nA) tON (max) (nS) tOFF (max) (nS) QINJECTION (pC) CON (pF) COFF (pF) Price**
    MAX4649  SPDT 1 9 36 4.5 20 45 4 130 130 2 17 6 $1.20 @ 1k
    See All Switches and Multiplexers (Mid Voltage) (297)
    Notes:
    **This pricing is BUDGETARY, for comparing similar parts. Prices are in U.S. dollars and subject to change. Quantity pricing may vary substantially and international prices may differ due to local duties, taxes, fees, and exchange rates. For volume-specific prices and delivery, please see the price and availability page or contact an authorized distributor.

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    参考文献: 19-1906; Rev. 0; 2001-02-13
    本页最后一次更新: 2007-06-14


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