返回Analog Devices Inc.

Analog Devices Inc. AD9154 四通道，TxDAC+® 数模转换器

亚德诺半导体 AD9154 四通道 16 位 TxDAC+® 数模转换器（DAC）具有高动态范围，提供最高达 2.4GSPS 的采样速率，可以在基带模式下产生高达奈奎斯特频率的多载波。AD9154 数模转换器按符合 JESD204B 标准进行设计，具有针对直接转换传输应用进行了优化的特性，如复杂数字调制，输入信号功率检测，以及增益、相位、和偏移补偿。4 线式串行端口接口(SPI)允许对内部参数进行编程和回读。满量程输出电流可以在 4mA 至 20mA 范围上进行编程。AD9154 DAC 采用一个 88 引脚 LFCSP 封装，非常适合于无线&宽带通信、发射分集、多输入多输出（MIMO）、仪器仪表、自动测试设备等应用。

特性

  • Ultrawide signal bandwidth enables emerging wideband and multiband wireless applications
  • Advanced low spurious and distortion design techniques provide high quality synthesis of wideband signals from baseband to high intermediate frequencies
  • Low Noise Spectral Density:-164dBm/Hz @ 180MHz FOUT
  • SFDR = -72dBc @ 180MHz FOUT
  • IMD = -78dBc @ 180 MHz FOUT
  • JESD204B Subclass 1 support simplifies multichip synchronization in software and hardware design
  • 8 JESD204B lanes ease board layout congestion and enable efficient connections to FPGAs
  • Supports input data rates up to 1GSPS
  • Proprietary low spurious and distortion design
  • Single carrier LTE 20MHz BW
  • Six carrier GSM IMD
  • Flexible 8-lane JESD204B interface
  • Support for quad DAC or dual DAC mode at 2.4GSPS
  • Multiple chip synchronization
    • Fixed latency
    • Data generator latency compensation

应用

  • Wireless communications
    • 3G/4G Base Stations
    • Wideband repeaters
    • Software-defined radios
    • BTS Transmitters
    • MC-GSM, MC-LTE Complex-IF systems
    • 3G, LTE, LTE-A
  • Wideband communications
    • Point-to-point
  • Transmit diversity, multiple-input/multiple-output (MIMO)
  • Instrumentation
  • Automated Test Equipment

视频

发布日期: 2015-01-26 | 更新日期: 2022-03-11