Difference between revisions of "Hantek DSO-2090"
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[[File:Hantek DSO-2090.jpg|thumb|right|Hantek DSO-2090]] | [[File:Hantek DSO-2090.jpg|thumb|right|Hantek DSO-2090]] | ||
The [http://www.hantek.com | The [http://www.hantek.com/en/ProductDetail_121.html 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. | See [[Hantek DSO-2090/Info]] for more details (such as '''lsusb -vvv''' output) about the device. | ||
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* Xilinx XC95288XL CPLD | * Xilinx XC95288XL CPLD | ||
* 50 MHz oscillator | * 50 MHz oscillator | ||
* | * 2x ISSI IS61LV256 (32K SRAM) | ||
* | * 2x HEF4052B (dual 4-channel analog mux/demux) | ||
* Cypress | * Cypress CY7C68013A (FX2LP) | ||
* Microchip 24LC02B (2K EEPROM for the | * Microchip 24LC02B (2K EEPROM for the FX2LP) | ||
* Calogic SST5912 (N-Channel Monolithic JFET) | * Calogic SST5912 (N-Channel Monolithic JFET) | ||
| Line 22: | Line 22: | ||
* HEF4052B (dual 4-channel analog mux/demux) | * HEF4052B (dual 4-channel analog mux/demux) | ||
* Calogic SST5912 (N-Channel Monolithic JFET) | * Calogic SST5912 (N-Channel Monolithic JFET) | ||
* | * 3x [http://en.forward-relays.com/images/down/101.pdf Forward Relay PL-5] (relays) | ||
== Photos == | == Photos == | ||
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File:Dso2090-mux1-small.jpg|<small>Analog mux/demux</small> | File:Dso2090-mux1-small.jpg|<small>Analog mux/demux</small> | ||
File:Dso2090-jfet-small.jpg|<small>JFET switch</small> | File:Dso2090-jfet-small.jpg|<small>JFET switch</small> | ||
File:Dso2090-fx2-small.jpg|<small>Cypress | File:Dso2090-fx2-small.jpg|<small>Cypress FX2LP USB interface</small> | ||
File:Dso2090-eeprom-small.jpg|<small> | File:Dso2090-eeprom-small.jpg|<small>FX2LP EEPROM</small> | ||
File:Dso2090-mux2-small.jpg|<small>Mux 2</small> | File:Dso2090-mux2-small.jpg|<small>Mux 2</small> | ||
File:Dso2090-ram-small.jpg|<small>RAM</small> | File:Dso2090-ram-small.jpg|<small>RAM</small> | ||
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== Resources == | == Resources == | ||
[http://fabiobaltieri.com/2013/07/10/inside-a-hantek-dso-2090-usb-oscilloscope/ Detailed teardown and design overview] by Fabio Baltieri. | * [http://fabiobaltieri.com/2013/07/10/inside-a-hantek-dso-2090-usb-oscilloscope/ Detailed teardown and design overview] by Fabio Baltieri. | ||
[[Category:Device]] | [[Category:Device]] | ||
[[Category:Oscilloscope]] | [[Category:Oscilloscope]] | ||
[[Category:Supported]] | [[Category:Supported]] | ||
Revision as of 16:43, 7 August 2013
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.
For more information about the devices in Hantek's USB oscilloscope series, see Hantek DSO-2xxx/52xx.
Hardware
- Xilinx XC95288XL CPLD
- 50 MHz oscillator
- 2x ISSI IS61LV256 (32K SRAM)
- 2x HEF4052B (dual 4-channel analog mux/demux)
- Cypress CY7C68013A (FX2LP)
- Microchip 24LC02B (2K EEPROM for the FX2LP)
- Calogic SST5912 (N-Channel Monolithic JFET)
Input stage:
Per channel:
- HEF4052B (dual 4-channel analog mux/demux)
- Calogic SST5912 (N-Channel Monolithic JFET)
- 3x Forward Relay PL-5 (relays)
Photos
Hantek DSO-2090
Probe connectors
USB and calibration points
PCB
PCB back
Xilinx CPLD
Analog mux/demux
JFET switch
Cypress FX2LP USB interface
FX2LP EEPROM
Mux 2
RAM
Input stage
Protocol
See Hantek_DSO-2xxx/52xx#Protocol.
Extracting the firmware
See Hantek_DSO-2xxx/52xx#Extracting_the_firmware.
Resources
- Detailed teardown and design overview by Fabio Baltieri.