Texas Instruments Texas Instruments DAC3482EVM 评估模块(EVM)

Texas Instruments DAC3482EVM 评估模块 (EVM) 是设计人员可用于对 TI 的下列设备性能进行评估的电路板:带有 16 位或 8 位宽 DDR LVDS 数据输入、集成 2x/4x/8x/16x 内插滤波器、32 位 NCO 和 PLL 的两通道超低功率 16 位 1.25GSPS DAC3482 数字模拟转换器 (DAC),并可在高 IF 段获得优异的线性度。该评估模块可在各种时钟和数据输入与 IF 输出情况下提供用于 DAC3482 测试的灵活环境。为便于用作完整的 IF 发送器解决方案,DAC3482EVM 包括用于对 DAC3482 进行定时的CDCE62005 时钟发生器/抖动滤除器。除了为 DAC3482 提供优质低抖动 DAC 采样时钟外,CDCE62005 还为 TSW1400EVM(或 TSW3100EVM)提供 FPGA 时钟作为 FPGA 参考时钟。

特性

  • Superior performance
    • 550fs rms typical low noise clock generator (10kHz to 20MHz integration bandwidth), FC = 100MHz
    • 2.6ps rms typical low noise jitter cleaner (10kHz to 20MHz integration bandwidth), FC = 100MHz
  • Flexible frequency planning
    • 5x fully configurable outputs: LVPECL, LVDS, LVCMOS, and special high swing output modes
    • Unique dual-VCO architecture supports a wide 1.750GHz to 2.356GHz tuning range
    • Output frequency ranges
      • 4.25MHz to 1.175GHz in synthesizer mode
      • Up to 1.5GHz in fan-out mode
    • Independent coarse skew control on all outputs
  • High flexibility
    • Integrated EEPROM determines device configuration at power-up
    • Smart input multiplexer automatically switches between one of three reference inputs
  • 7mm × 7mm, 48-pin VQFN package (RGZ)
  • -40°C to +85°C temperature range

应用

  • Wireless infrastructure
  • Switches and routers
  • Medical electronics
  • Military and aerospace
  • Industrial

规范

  • -0.5V to 4.6V supply voltage range
  • ±20mA input current
  • ESD ratings
    • 2000V maximum human body model
    • 750V maximum charged device model
  • ±50mA output current for LVPECL/LVCMOS outputs
  • 3pF input capacitance
  • 50Ω ESR
  • 10-year data retention

Functional Block Diagram

框图 - Texas Instruments Texas Instruments DAC3482EVM 评估模块(EVM)
发布日期: 2016-01-19 | 更新日期: 2022-03-11