Difference between revisions of "Hantek DSO-2250"

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* '''Main chip''':Xilinx SPARTAN XC3S50AN  
* '''Main chip''':Xilinx SPARTAN XC3S50AN  
* 100 MHz oscillator
* '''Main Oscillator''': 100MHz 100.00 YX
* '''USB''': Cypress CY7C68013A-100AXC (FX2)
* '''USB''': Cypress CY7C68013A-100AXC (FX2)
* '''512K x 8 High-speed CMOS static RAM''': 2x [http://www.issi.com/products-asynchronous-sram.htm ISSI IS61LV5128AL-10TLI] ([http://www.issi.com/pdf/61LV5128AL.pdf datasheet])
* '''512K x 8 High-speed CMOS static RAM''': 2x [http://www.issi.com/products-asynchronous-sram.htm ISSI IS61LV5128AL-10TLI] ([http://www.issi.com/pdf/61LV5128AL.pdf datasheet])

Revision as of 09:38, 24 March 2013

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 series, see Hantek DSO-2xxx/52xx.

Hardware

  • Main chip:Xilinx SPARTAN XC3S50AN
  • Main Oscillator: 100MHz 100.00 YX
  • USB: Cypress CY7C68013A-100AXC (FX2)
  • 512K x 8 High-speed CMOS static RAM: 2x ISSI IS61LV5128AL-10TLI (datasheet)
  • I2C EEPROM: Microchip 24LC02BI (for the USB VID/PID of the Cypress FX2)
  • 54286 9CTG4? (near the 1Khz 2VPP signal gen)
  • HC244SJ? - octal buffer / line driver?

Input stage:

Photos

Protocol

See Hantek_DSO-2xxx/52xx#Protocol.

Extracting the firmware

See Hantek_DSO-2xxx/52xx#Extracting_the_firmware.

Resources