Precision Data Acquisition card (PDAQ-1.0)

PDAQ can be used for precise data acquisition and signal processing applications. PDAQ-1.0 digitizes 6 different differential analog inputs. This board has an advanced processor in the form of an FPGA, a 24-Bit ADC for analog input digitization and RS422 for data transfer. PDAQ is equipped with 10 LVDS input/output pairs for implementing any digital control.

Technical Specifications :

  • Operation : Stand-alone
  • Processor : High speed FPGA
  • Minimum measurement time : 100 ms
  • On chip memory : 16 MB Flash on-board for program and configuration
  • Clock : 50 MHz
  • Reset : Power on Reset
  • Interfaces : RS 422 and LVDS I/O interface
  • Power supply : +3.3VDC, ±5VDC, +15VDC
  • Temperature range : -0 °C ~ +55 °C
  • Dimensions : 68mm x 68 mm

Typical Applications :

  • High Speed precise data acquisition
  • Precise weight Scaling
  • Direct temperature measurement
  • High speed multiplexing

Block Diagram :

PCB Layout :