STM32H7 based isolated audio DSP Plattform

This repository includes PCB-project files for a STM32 based isolated auido DSP-Plattform

Board Features

• MCU: STM32H747IGT6, ARM Cortex M7 with 480MHz and ARM Cortex M4 with 240 MHz
• External Memory: 1x 64 Mbit SDRAM, 1x 128 Mbit QSPI Flash
• USB: USB 2.0 Transceiver Speeds up to 480 Mbit/s (HS), USB-C compatible Interface
• USB: Fullspeed 12 MBit/s
• Debug: Serial-Wire-Debug
• CODEC: TAC5142IRGER 2-Channel ADC 2 Channel DAC up to 192 kHz sampling Frequency audio CODEC
• BNC Connectors for audio input and Output

Applications:

• Ultrasound
• Audio signal processing algorithm development testing plattform
• Audio Analyzer
• Other Embedded audio Systems

Absolute Maximum Ratings

• Supply Voltage: +5V0 to +5V5 (recommended: +5V0) USB feeded
• ADC input Voltage: +3.3 V to 3.6 V

Manufacturing Information

• Length = 100mm, Width = 75mm, Thickness = 1.6 mm
• Layers = 6
• Min. Via Hole diameter = 0.3 mm
• Via-Type: Epoxy Filled and Capped
• Impedance Control: JLC06161H-3313
• Surface Finish: ENIG
• Material Type: FR-4 TG155

Progress

• Schematic design: complete
• Layouting: complete
• Manufacturing & assembly: In progress
• Bring-Up: In progress

I make no guarantees as to device funtionality. Please review the components, schematics carefully before production.