參數(shù)資料
      型號: AD9859YSVZ-REEL7
      廠商: Analog Devices Inc
      文件頁數(shù): 5/24頁
      文件大?。?/td> 0K
      描述: IC DDS DAC 10BIT 400MSPS 48TQFP
      產(chǎn)品培訓(xùn)模塊: Direct Digital Synthesis Tutorial Series (1 of 7): Introduction
      Direct Digital Synthesizer Tutorial Series (7 of 7): DDS in Action
      Direct Digital Synthesis Tutorial Series (3 of 7): Angle to Amplitude Converter
      Direct Digital Synthesis Tutorial Series (6 of 7): SINC Envelope Correction
      Direct Digital Synthesis Tutorial Series (4 of 7): Digital-to-Analog Converter
      Direct Digital Synthesis Tutorial Series (2 of 7): The Accumulator
      標(biāo)準(zhǔn)包裝: 500
      分辨率(位): 10 b
      主 fclk: 400MHz
      調(diào)節(jié)字寬(位): 32 b
      電源電壓: 1.71 V ~ 1.96 V
      工作溫度: -40°C ~ 105°C
      安裝類型: 表面貼裝
      封裝/外殼: 48-TQFP 裸露焊盤
      供應(yīng)商設(shè)備封裝: 48-TQFP 裸露焊盤(7x7)
      包裝: 帶卷 (TR)
      AD9859
      Rev. A | Page 13 of 24
      Table 5. Register Map
      Register
      Name
      (Serial
      Address)
      Bit
      Range
      (MSB)
      Bit 7
      Bit 6
      Bit 5
      Bit 4
      Bit 3
      Bit 2
      Bit 1
      (LSB)
      Bit 0
      Default
      Value
      Control
      Function
      Register
      No.1
      (CFR1)
      (0x00)
      <7:0>
      Digital
      Power-
      Down
      Not Used
      DAC
      Power-
      Down
      Clock Input
      Power-
      Down
      External
      Power-
      Down
      Mode
      Not Used
      SYNC_CLK
      Out
      Disable
      Not
      Used
      0x00
      <15:8>
      Not Used
      AutoClr
      Phase
      Accum
      Enable SINE
      Output
      Not Used
      Clear
      Phase
      Accum.
      SDIO
      Input
      Only
      LSB First
      0x00
      <23:16>
      Automatic
      Sync
      Enable
      Software
      Manual
      Sync
      Not Used
      0x00
      <31:24>
      Not Used
      Load ARR
      @ I/O UD
      OSK
      Enable
      Auto
      OSK
      Keying
      0x00
      Control
      Function
      Register No.
      2 (CFR2)
      (0x01)
      <7:0>
      REFCLK Multiplier
      0x00 or 0x01, or 0x02 or 0x03: Bypass Multiplier
      0x04 to 0x14: 4× to 20× Multiplication
      VCO
      Range
      Charge Pump Current
      <1:0>
      0x00
      <15:8>
      Not Used
      High
      Speed
      Sync
      Enable
      Hardware
      Manual
      Sync
      Enable
      CRYSTAL
      OUT Pin
      Active
      Not
      Used
      0x00
      <23:16>
      Not Used
      0x18
      Amplitude
      Scale Factor
      (ASF)
      (0x02)
      <7:0>
      Amplitude Scale Factor Register <7:0>
      0x00
      <15:8>
      Auto Ramp Rate Speed
      Control <1:0>
      Amplitude Scale Factor Register <13:8>
      0x00
      Amplitude
      Ramp Rate
      (ARR)
      (0x03)
      <7:0>
      Amplitude Ramp Rate Register <7:0>
      0x00
      Frequency
      Tuning
      Word
      (FTW0)
      (0x04)
      <7:0>
      Frequency Tuning Word No. 0 <7:0>
      0x00
      <15:8>
      Frequency Tuning Word No. 0 <15:8>
      0x00
      <23:16>
      Frequency Tuning Word No. 0 <23:16>
      0x00
      <31:24>
      Frequency Tuning Word No. 0 <31:24>
      0x00
      Phase
      Offset Word
      (POW0)
      (0x05)
      <7:0>
      Phase Offset Word No. 0 <7:0>
      0x00
      <15:8>
      Not Used<1:0>
      Phase Offset Word No. 0 <13:8>
      0x00
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