Gerador De funcoes DDS UDB1308S 8 Mhz

The UDB1308S is a dual‑channel DDS (Direct Digital Synthesis) signal generator with TTL outputs, sweep function, and built‑in frequency counter. It can generate sine, square, triangle, and ramp waveforms up to 8 MHz, with a frequency meter capable of measuring up to 60 MHz.

🔹 Key Specifications

• Waveforms: sine, square, triangle, ramp, pulse, Lissajous patterns.
• Frequency range:
  • Sine: 0.01 Hz – 8 MHz
  • Square/Triangle/Sawtooth: 0.01 Hz – 1 MHz
• Resolution: 0.01 Hz.
• Stability: ±1×10⁻⁶.
• Accuracy: ±5×10⁻⁶.
• Amplitude: up to 10 Vpp (no load).
• Output impedance: 50 Ω ±10%.
• DC offset: ±5 V (no load).
• Duty cycle (square): 0.1% – 99.9%.
• Rise/fall time (square): <30 ns.
• Dual TTL outputs: ≥3 Vpp, can drive >20 TTL loads.
• Phase control: A/B channels adjustable 0°–360°.
• Sweep function: start/end frequency programmable, sweep time 1–99 s.
• Counter/Frequency meter:
  • Counter range: 0–4,294,967,295.
  • Frequency meter: 1 Hz – 60 MHz.
  • Input voltage range: 0.5 Vpp – 20 Vpp.
• Display: LCD1602.
• Communication: onboard serial TTL for PC control.

📊 Typical Applications

• Electronics labs: waveform generation for testing circuits.
• Education: teaching signal processing and digital synthesis.
• Embedded development: clock sources, modulation experiments.
• Debugging: injecting signals into prototypes, measuring response.