The Tektronix DPO4102B is a 1 GHz, 2-channel digital phosphor oscilloscope engineered for signal acquisition and analysis in complex electronic designs. It delivers a waveform capture rate exceeding 50,000 waveforms/sec and combines high-speed sampling with advanced triggering and analysis capabilities. The instrument excels at debugging, validation, and characterization of modern digital and mixed-signal circuits.
Technical Specifications
Vertical System
• Bandwidth: 1 GHz
• Channels: 2 analog inputs
• Vertical resolution: 8 bits (11 bits with Hi-Res acquisition mode)
• Sensitivity: 1 mV/div to 10 V/div
• Input coupling: AC, DC, GND
• Input impedance: 1 MΩ ±1% or 50 Ω ±1% (selectable)
• Maximum input: 300 VRMS CAT II (1 MΩ), 5 VRMS (50 Ω)
• DC gain accuracy: ±1.5%
• Channel isolation: ≥100:1 at ≤100 MHz; ≥30:1 at >100 MHz
• Bandwidth limits: 20 MHz or 250 MHz
Horizontal System
• Sample rate: Up to 5 GS/s (both channels)
• Record length: 20M points standard
• Time base: 1 ns/div to 1,000 s/div
• Time base accuracy: ±10 ppm over ≥1 ms intervals
• Rise time: 350 ps
Acquisition
• Modes: Sample, Peak Detect (1 ns glitch capture), Averaging, Envelope, Hi-Res
• Minimum oversampling: 5x on all channels
Trigger System
• Edge, pulse width, logic, setup/hold violation, serial packet, parallel data
• Supports I2C, SPI, USB, Ethernet, CAN, LIN, FlexRay, RS-232/422/485/UART, MIL-STD-1553, I2S/LJ/RJ/TDM
• Parallel bus triggering and multichannel setup/hold detection
Analysis
• 41 automated measurements
• FFT: Up to 1 million points
• Waveform histograms, trend plots, limit/mask testing
• Serial bus decoding integrated
• Wave Inspector Controls for rapid navigation
Display
• 10.4-inch XGA color, LED backlit
– Key Features
• Peak Detect mode captures transient events as narrow as 1 ns
• Channel-to-channel deskew range: ±125 ns
• Arithmetic operations: add, subtract, multiply, divide
• Optional power analysis for quality, switching loss, and harmonic assessment
– Typical Applications
Debugging and validation of digital and mixed-signal circuits, signal characterization, embedded system development, and power electronics evaluation.
– Compatibility & Integration
Comprehensive serial protocol support enables direct decoding and triggering on I2C, SPI, USB, Ethernet, CAN, LIN, FlexRay, and other standard buses. Parallel bus triggering supports automated detection on multi-bit data paths.
