数字上变频器和下变频器

ADI的数字上变频器和下变频转换器可用作数据转换器和DSP模块之间的频率转换器和数字滤波器。 这些创新的产品能够帮助实现高度可编程和可配置的接收和发送信号链,从而允许3G无线基站中使用多通道、多载波无线电平台。 它们还能够满足许多其它通信应用对数字数据转换的要求。



所有设计工具

  • 滤波器 滤波器
  • 光电二极管 光电二极管
  • 放大器工具 放大器工具
  • 产品搜索 产品搜索
  • ADIsimADC ADIsimADC
  • ADIsimDAC ADIsimDAC
  • ADC/DAC 工具 ADC/DAC 工具
  • 产品搜索 产品搜索
  • ADIsimRF ADIsimRF
  • ADIsimPLL ADIsimPLL
  • RF 工具 RF 工具
  • 产品搜索 产品搜索
  • ADIsimPower ADIsimPower
  • 数字电源管理 数字电源管理
  • 电源工具 电源工具
  • 产品搜索 产品搜索
Download this Selection Table (pdf)

Last Updated: 6/2012

DDCs
Generic Part # MSPS GSM, EDGE/GPRS CDMA2000 UMTS TDS-CDMA
      1x 3x    
AD6620 65

1 Channel

(main and diversity)

1 Channel

2 samples per chip

1 Channel with FPGA to finish filtering

2 samples per chip

1 Channel with FPGA to finish filtering

2 samples per chip

1 Channel
AD6624A 65

4 Channels

2 samples per symbol

2 Channels

2 samples per chip

1 Channel with FPGA for serial to parallel conversion

2 samples per chip

2 Channels with FPGA for serial to parallel conversion

2 samples per chip

4 Channels

1 sample per chip

AD6634 80

4 Channels

2 samples per symbol

2 Channels

4 samples per chip

Digital AGC

2 Channels

4 samples per chip

Digital AGC

2 Channels

4 samples per chip

Digital AGC

4 Channels

1 sample per chip

AD6636 150

6 Channels

4 / 8 samples per symbol

6 Channels

4 samples per chip

Digital AGC

6 Channels

4 samples per chip

Digital AGC

6 Channels

4 samples per chip

Digital AGC

6 Channels

1 / 2 / 4 samples per chip

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DUCs
Generic Part # MSPS GSM, EDGE/GPRS CDMA2000 UMTS TDS-CDMA
      1x 3x    
AD6623 104

4 Channels

Modulate using I/Q symbols

Direct modulation xPSK

Mode switching

Power Ramping

2 Channels (real output)

Serial output

Includes IIR filter for phase pre-distortion

2 Channels (real output)

Serial output

2 Channels (real output)

Serial output

4 Channels

Serial output

Power Ramping

Direct modulation

AD6633 125

6 Channels

Modulated I/Q data

VersaCREST™ Crest Reduction Engine

IF/RF compensation using complex filter

6 Channels

Modulated I/Q data

VersaCREST™ Crest Reduction Engine

Includes IIR filter for phase pre-distortion

6 Channels

Modulated I/Q data

VersaCREST™ Crest Reduction Engine

IF/RF compensation using complex filter

6 Channels

Modulated I/Q data

VersaCREST™ Crest Reduction Engine

IF/RF compensation using complex filter

6 Channels

Modulated I/Q data

VersaCREST™ Crest Reduction Engine

IF/RF compensation using complex filter

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QDUCs
Generic Part # Master Clock (MSPS min) Power Supply Voltage (Vnom) Power Dissipation (mW max) Description
AD9856 200 Single (+3) 1590 200 MHz Quadrature Digital Upconverter With 12-Bit Data Path
AD9857 200 Single (3.3 V) 2029 200 MSPS Quadrature Digital Upconverter with 14-bit Data Path
AD9957 1000 Multi (1.8, 3.3) 1800 1 GSPS Quadrature Digital Upconverter with 18-Bit IQ Data Path and 14-Bit DAC
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