Hop D.
PCB Design Engineer
I am an experienced hardware design engineer with 5 years's experience of desgning schematic and pcb. The products: 1, The Telecommunication device (RRU Unit): - Design with Xilinx's FPGA: Ultrascale MPSoc Xilinx, STM32F7 and PIC32 - NOR, NAND flash, RAM: DDR3, DDR4 - High-Speed Interfaces: PHY Ethernet 100/1000, PCIe, CPR - Low-speed interface: SPI, I2C, RS485 -Single to 20 layer PCB Designing - Work with manufacter to make pcb and pcba - Knowlegment about signal integrity and power integrity simulation for project to evaluate performance of circuit 2. The Mainboard for X-ray Detector - FPGA: the Zynq 7 and Artix 7 - RAM: DDR3 - High-speed Interface: USB 3.2 (5Gbps) - Using board to board connector (Mate daughter board vs Mother board) 3. The spectrometer: - Use STM32L4 and STM32H7 to control CCD sensor and InGaAs Linear Sensor - Design Analog-Front End for CCD and InGaAs sensors. - Using Bluetooth to transfer data. 4. LED Driver - High Accuracy (more than 98%) - Current Level: 100mA, 2A. 5. Artix 7 - TI AFE2256 Transceiver Project - Readout 256 channels/ROIC and 12 ROIC - Combine with Gate Timing to capture the image
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $624
Billed in all: $41,756$42k
$624 in the last 6 months
Across 6 contracts
Earnings, last 30 days
Skill rankings: Top 31% in Integrated Circuit
Ranked by MRR among everyone on Upwork with the skill.
- #16Integrated Circuit52 freelancers · 🇻🇳 #2Top 31%🇻🇳#2 of 3
- #28Microcontroller Design71 freelancers · 🇻🇳 #5Top 39%🇻🇳#5 of 5
- #57Schematic141 freelancers · 🇻🇳 #4Top 40%🇻🇳#4 of 6
- #85Digital Electronics243 freelancers · 🇻🇳 #1Top 35%🇻🇳#1 of 3
- #124Electronic Circuit Design328 freelancers · 🇻🇳 #5Top 38%🇻🇳#5 of 5
- #220Circuit Design544 freelancers · 🇻🇳 #10Top 40%🇻🇳#10 of 13
- #241Altium Designer526 freelancers · 🇻🇳 #18Top 46%🇻🇳#18 of 23
- #487PCB Design1,232 freelancers · 🇻🇳 #26Top 40%🇻🇳#26 of 38