Difference between revisions of "Hantek DSO-2250"

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* 2 x ISSI IS61LV5128AL (512K SRAM)
* 2 x ISSI IS61LV5128AL (512K SRAM)
* Microchip 24LC0281 (FX2 EEPROM)
* Microchip 24LC0281 (FX2 EEPROM)
 
54286 9CTG4 (near the 1Khz 2VPP signal gen)
MAX4547 Bidirection RF Video Switch
54286 9CTG4 (1Khz 2VPP signal gen?)
HC244SJ - octal buffer / line driver?
HC244SJ - octal buffer / line driver?


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Per channel:
Per channel:
* HEF4052B (dual 4-channel analog mux/demux)
 
* Calogic SST5912 (N-Channel Monolithic JFET)
* MAX4547 Bidirection RF Video Switch
* 3 x [http://en.forward-relays.com/images/down/101.pdf Forward Relay PL-5] (relays)
* 3 x [http://en.forward-relays.com/images/down/101.pdf Forward Relay PL-5] (relays)



Revision as of 05:56, 12 March 2013

Hantek DSO-2090

The Hantek DSO-2250 is an inexpensive USB-based oscilloscope. It has 2 channels, an analog bandwidth of 100MHz and 250MS/s sampling rate.

See Hantek DSO-2250/Info for more details (such as lsusb -vvv output) about the device.

For more information about the devices in Hantek's USB oscilloscope devices, see Hantek DSO-2xxx/52xx.

Hardware

  • Xilinx SPARTAN XC3S50AN
  • 100 MHz oscillator
  • Cypress CY7C68013A (FX2)
  • 2 x ISSI IS61LV5128AL (512K SRAM)
  • Microchip 24LC0281 (FX2 EEPROM)

54286 9CTG4 (near the 1Khz 2VPP signal gen) HC244SJ - octal buffer / line driver?

Input stage:

Per channel:

Photos

Protocol

See Hantek_DSO-2xxx/52xx#Protocol.

Extracting the firmware

See Hantek_DSO-2xxx/52xx#Extracting_the_firmware.

Resources

TODO.