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MAX531, MAX538, MAX539
+5V、低功耗、电压输出、串行12位DAC

5V或±5V供电,单电源供电产品请参考MAX5352


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状态
状况:生产中。

概述
完整的数据资料 (PDF, 216kB)
英文 下载数据资料(PDF)下载
The MAX531/MAX538/MAX539 are low-power, voltage- output, 12-bit digital-to-analog converters (DACs) specified for single +5V power-supply operation. The MAX531 can also be operated with ±5V supplies. The MAX538/MAX539 draw only 140µA, and the MAX531 (with internal reference) draws only 260µA. The MAX538/MAX539 come in 8-pin DIP and SO packages, while the MAX531 comes in 14-pin DIP and SO packages. All parts have been trimmed for offset voltage, gain, and linearity, so no further adjustment is necessary.

The MAX538's buffer is fixed at a gain of +1 and the MAX539's buffer at a gain of +2. The MAX531's internal op amp may be configured for a gain of +1 or +2, as well as for unipolar or bipolar output voltages. The MAX531 can also be used as a four-quadrant multiplier without external resistors or op amps. For parallel data inputs, see the MAX530 data sheet.

关键特性   应用/使用
  • Operate from Single +5V Supply
  • Buffered Voltage Output
  • Internal 2.048V Reference (MAX531)
  • 140µA Supply Current (MAX538/MAX539)
  • INL = ±1/2LSB (max)
  • Guaranteed Monotonic over Temperature
  • Flexible Output Ranges:
    • 0V to VDD (MAX531/MAX539)
    • VSS to VDD (MAX531)
    • 0V to 2.6V (MAX531/MAX538)
  • 8-Pin SO/DIP (MAX538/MAX539)
  • Power-On Reset
  • Serial Data Output for Daisy-Chaining

 
  • 电池供电/远端工业控制
  • 电池供电测试仪表
  • 数字增益与失调控制
  • 通用产品
  • 机器及运动控制设备

    Key Specifications:  Precision DACs (12-16 Bits)
    Part Number Resolution Bits Channels Output Type Reference INL
    (±LSB)
    Interface Supply Range
    (V)
    Supply Range
    (V)
    Oper. Temp.
    (°C)
    Price
    max min max See Notes
    MAX531A  12 1 Voltage- Buffered Int. 0.5 Serial - SPI - 5.25
    -40 to +85
    0 to +70
    $8.18 @1k
    MAX531B  Int. 1 - 5.25 $5.45 @1k
    MAX538A  Ext. 0.5 4.5 5.5 $7.28 @1k
    MAX538B  Ext. 1 4.5 5.5 $4.85 @1k
    MAX539A  Ext. 0.5 4.5 5.5 $7.28 @1k
    MAX539B  Ext. 1 4.5 5.5 $4.85 @1k
    查看所有Precision DACs (12-16 Bits) (235)

    Key Specifications:  Precision DACs (4-12 Bits)
    Part Number Resolution Bits Channels Output Type Reference INL
    (±LSB)
    Interface Supply Range
    (V)
    Supply Range
    (V)
    Oper. Temp.
    (°C)
    Price
    max min max See Notes
    MAX531A  12 1 Voltage- Buffered Int. 0.5 Serial - SPI - 5.25
    -40 to +85
    0 to +70
    $8.18 @1k
    MAX531B  Int. 1 - 5.25 $5.45 @1k
    MAX538A  Ext. 0.5 4.5 5.5 $7.28 @1k
    MAX538B  Ext. 1 4.5 5.5 $4.85 @1k
    MAX539A  Ext. 0.5 4.5 5.5 $7.28 @1k
    MAX539B  Ext. 1 4.5 5.5 $4.85 @1k
    查看所有Precision DACs (4-12 Bits) (261)

    图表
    MAX531、MAX538、MAX539:功能原理框图
    功能原理框图

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    参考文献: 19-0172; Rev. 6; 1997-02-01
    本页最后一次更新: 2008-09-19


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