Difference between revisions of "Loto OSC802"
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== Hardware == | == Hardware == | ||
* '''Main chip''': [ | * '''Main chip''': [https://www.intel.com/content/www/us/en/products/programmable/cpld/max-ii.html Altera MAX II EPM240] ([https://www.intel.com/content/dam/www/programmable/us/en/pdfs/literature/dp/max2/epm240.pdf pin info] [https://www.intel.com/content/dam/www/programmable/us/en/pdfs/literature/hb/max2/max2_mii5v1.pdf device handbook]) | ||
* '''Main oscillator''': | * '''8-Bit, 80 MSPS Dual A/D Converter''': [Analog Devices AD9288] ([https://www.analog.com/media/en/technical-documentation/data-sheets/ad9288.pdf datasheet]) | ||
* '''Main oscillator''': 80MHz 80.000 YX NH | |||
* '''USB''': Cypress CY7C68013A-100AXC (FX2LP) | * '''USB''': Cypress CY7C68013A-100AXC (FX2LP) | ||
* ''' | * '''64K x 16 high-speed CMOS static RAM''': 2x [http://www.issi.com/products-asynchronous-sram.htm ISSI IS61LV6416-8TI] ([http://www.issi.com/WW/pdf/61LV6416_L.pdf datasheet]) | ||
* '''I2C EEPROM''': Microchip 24LC02BI (for the USB VID/PID of the Cypress FX2LP) | * '''I2C EEPROM''': Microchip 24LC02BI (for the USB VID/PID of the Cypress FX2LP) | ||
* '''Main power supply (3v3 to 1v2)?''' (near the 1kHz 2VPP signal gen): [http://www.ti.com/product/tps54286 TPS54286] ([http://www.ti.com/lit/gpn/tps54286 datasheet]) | * '''Main power supply (3v3 to 1v2)?''' (near the 1kHz 2VPP signal gen): [http://www.ti.com/product/tps54286 TPS54286] ([http://www.ti.com/lit/gpn/tps54286 datasheet]) | ||
'''Input stage (per channel):''' | '''Input stage (per channel):''' | ||
* ''' | * '''Analog Multiplexer/Demultiplexer''': [http://www.ti.com/lit/ds/symlink/cd4051b.pdf CD4052] | ||
== Photos == | == Photos == | ||
Revision as of 05:51, 28 January 2019
The [1] is a USB-based, 2-channel oscilloscope with an analog bandwidth of 20MHz and 80MS/s sampling rate.
See Loto OSC802/Info for more details (such as lsusb -v output) about the device.
For more information about the devices in Loto's USB oscilloscope series, see Loto OSCxxx.
Hardware
- Main chip: Altera MAX II EPM240 (pin info device handbook)
- 8-Bit, 80 MSPS Dual A/D Converter: [Analog Devices AD9288] (datasheet)
- Main oscillator: 80MHz 80.000 YX NH
- USB: Cypress CY7C68013A-100AXC (FX2LP)
- 64K x 16 high-speed CMOS static RAM: 2x ISSI IS61LV6416-8TI (datasheet)
- I2C EEPROM: Microchip 24LC02BI (for the USB VID/PID of the Cypress FX2LP)
- Main power supply (3v3 to 1v2)? (near the 1kHz 2VPP signal gen): TPS54286 (datasheet)
Input stage (per channel):
- Analog Multiplexer/Demultiplexer: CD4052
Photos
Inside
Core part
Back
Communication part
Protocol
See Loto OSCxxx#Protocol.