Introduction to the Saleae Logic Pro 16

The Saleae Logic Pro 16 is a high-end, 16-channel USB logic analyzer designed for professional electronic circuit debugging, protocol analysis, and power sequencing verification. This device is part of Saleae's lineup of logic analyzers, which also includes the Logic 8 and Logic Pro 8, each catering to different needs and budgets.

Key Features of the Saleae Logic Pro 16

• 16 Channels: Offers 16 channels for comprehensive signal analysis, allowing for the examination of multiple signals simultaneously.
• 500 MS/s Sample Rate: Provides a high sample rate, enabling the capture of fast digital signals with high fidelity.
• Mixed-Signal Inputs: Channels can be used for digital, analog, or both types of signals, offering flexibility in signal analysis.
• Input Protection: Protected against overvoltages up to ±25V, ensuring the device's safety during measurements.
• High-Speed Digital Signal Capability: Can analyze digital signals up to 100 MHz, suitable for high-speed digital circuit debugging.
• Analog Capability: Offers 12-bit analog to digital conversion with a sample rate of up to 50 MS/s and an input voltage range of -10V to 10V, making it suitable for a wide range of analog signal analysis tasks.

Technical Specifications

Inputs

• Multi-Use (A/D/Both): 16 channels that can be used as digital, analog, or both.
• Input Resistance: 2 MΩ.
• Input Capacitance: 10 pF.
• Input Protection: ±25V.

Digital

• Sample Rate (max): 500 MS/s, dependent on the number of channels used.
• Fastest Digital Signal: 100 MHz.
• Sample Depth (typical): 10+ Billion samples.
• Supported Logic Levels: 1.2V - 5.5V.
• Threshold Voltages: Selectable .6V / .9V / 1.65V.

Analog

• Sample Rate (max): 50 MS/s, dependent on the number of channels used.
• Bandwidth (-3dB): 5 MHz.
• Number of bits: 12 bits.
• Input Voltage Range: -10V to 10V.
• Attenuation @ Nyquist: -50 dB or better.

Benefits and Applications

The Saleae Logic Pro 16 is beneficial for:

• Professional Electronic Circuit Debugging: Its high sample rate and numerous channels make it ideal for complex circuit analysis.
• Protocol Analysis: Supports analysis of various communication protocols, including RS-232, 422/3, and 485.
• Power Sequencing Verification: Essential for ensuring that power supplies in a system are turned on and off in the correct order.

Conclusion

The Saleae Logic Pro 16 is a powerful tool for engineers and technicians involved in the design, development, and debugging of electronic circuits. Its combination of high-speed sampling, mixed-signal capability, and robust input protection makes it an indispensable asset for professional electronics work. For more information on how to choose the right logic analyzer for your needs, visit Saleae's official website. To learn more about the basics of logic analyzers and their applications, check out our guide to logic analyzers.