ADC1X2200-10

From Casper

Jump to: navigation, search
ADC1X2200-10 V1.0
ADC1X2200-10 V1.1 with heatsink


Contents

Also known as

MeerKAT L-Band & UHF-Band ADC / Ratty2 ADC

Specifications

  • Inputs
    • Clock: 2.2GHz (Max), 50Ohm Single-ended, 0dBm (nominal)
    • Signal: 3.3GHz (FPBW), 50Ohm Single-ended
    • Sync: LVTTL, 5V tolerant (SN65LVDS1)
  • Outputs
    • 1x Tyco Z-DOK+ 40 differential pair connector
      • 2x 10-bit offset binary data & out-of-range bit @ DDR
      • 1x digital clock to CASPER standard Z-DOK clock pins
  • Control/Configuration
    • ADC
      • Checker board pattern generator (on-board jumper)
      • Data output format: Binary/Gray (resistor selectable)
    • DMUX
      • Asynchronous reset (digital signal via Z-DOK+)
      • Built-in self test (digital signal via Z-DOK+)
  • Printed Circuit Board
    • Stack Up
      • 6-layers
    • Thickness
      • 2.4mm
    • Material
      • FR-4
        • Signal layers (top & bottom): 0.5oz copper
        • Power planes (4 internal): 1.0oz copper
      • Prepreg: 1080 & 7628
  • Miscellaneous
    • 2x Temperature Sensors (via I2C)
      • ADC Internal
      • Ambient
    • 256 x 8-bit EEPROM (via I2C)

Versions

  • V1.0 - Superseded
    • Prototype

Heatsink

Measured Performance

  • Frequency Response
    • Analogue Input Bandwidth
      • 50MHz - 3.5GHz (in 50MHz steps)
    • Clock Input
      • Sampling Frequency: 1.712GHz
      • Input Power: -1.0dBm
    • ADC1X2200-10_freq_resp.PNG
  • Measured Performance Parameters
    • BW = 900MHz - 1750MHz
    • fs = 1.712GHz
    • SFDR = >40dB
    • SNR = >38dB
    • ENOB = >6
  • VSWR
    • Analog Input: <1.65:1
      • Sweep Frequency: 50MHz - 3.5GHz
      • Input Power: 0dBm
      • Swr_in.png
    • Clock Input
      • Sweep Frequency: 200MHz - 2.2GHz
      • Input Power: 0dBm
      • Swr_clk.png
Personal tools