USB-DAQ-D is specifically designed for digital signal processing, providing 20-channel 3.3V digital I/O (5V tolerant), supporting I2C/SPI/UART/PWM/Counter, suitable for logic control and sensor interfacing applications.
Product Features
- USB 2.0 Full Speed bus-powered
- 26-channel 3.3V Digital I/O (5V tolerant)
- Supports I2C/SPI/UART/PWM/Counter
- Supports Python, C#, and LabVIEW
Pinout
Product Specifications
| Parameter | Test Condition/Note | Min | Typical | Max | Unit |
|---|
| Input High Voltage | | 3 | 5 | 5.5 | V |
| Input Low Voltage | | -0.5 | 0 | 0.5 | V |
| Input Impedance | | 50k | | | Ω |
Digital Output
| Parameter | Test Condition/Note | Min | Typical | Max | Unit |
|---|
| Output High Voltage | | 3.1 | 3.3 | 3.5 | V |
| Output Low Voltage | | -0.5 | 0 | 0.5 | V |
| Output Current (Source) | | | | 10 | mA |
| Output Current (Sink) | | | | -10 | mA |
Communication Interfaces
| Parameter | Test Condition/Note | Min | Typical | Max | Unit |
|---|
| UART Baud Rate | | | | 460.8k | bps |
| SPI-1 Trans. Rate | | | | 36M | Hz |
| SPI-2 Trans. Rate | | | | 18M | Hz |
| I2C Trans. Rate | | | | 400k | Hz |
