Difference between revisions of "Hantek DSO-2090"

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* Calogic SST5912 (N-Channel Monolithic JFET)
* Calogic SST5912 (N-Channel Monolithic JFET)


==== Input stage ====
'''Input stage:'''


Per channel:
Per channel:

Revision as of 22:03, 1 November 2012

Hantek DSO-2090

The Hantek DSO-2090 is an inexpensive USB-based oscilloscope. It has 2 channels, an analog bandwidth of 40MHz and 100MS/s sampling rate.

See Hantek DSO-2090/Info for more details (such as lsusb -vvv output) about the device.

Hardware

  • Xilinx XC95288XL CPLD
  • 50 MHz oscillator
  • 2 x ISSI IS61LV256 (32K SRAM)
  • 2 x HEF4052B (dual 4-channel analog mux/demux)
  • Cypress CY7C68013a (FX2)
  • Microchip 24LC02B (2K EEPROM for the FX2)
  • Calogic SST5912 (N-Channel Monolithic JFET)

Input stage:

Per channel:

  • HEF4052B (dual 4-channel analog mux/demux)
  • Calogic SST5912 (N-Channel Monolithic JFET)
  • 3 x Forward Relay PL-5 (relays)

Photos

Protocol

TODO.

Extracting the firmware

TODO.

Resources

TODO.