The LeCroy LT344L is a 4-channel digital storage oscilloscope delivering 500 MHz bandwidth and dual-mode sampling capability for precise signal capture across single-shot and repetitive waveform analysis. This instrument combines fast timebase measurement (1 ns/Div to 1000 S/Div) with flexible vertical sensitivity (2 mV/Div to 10 V/Div) and million-point record length, making it suitable for high-speed circuit characterization and transient event documentation.
Technical Specifications
• Channels: 4 with independent bandwidth limiting (selectable 25 MHz or 200 MHz per channel)
• Bandwidth: 500 MHz @ 50 Ω with PP006 probe
• Sampling Rate: 500 MS/s (single-shot); 25 GS/s (repetitive signals)
• Record Length: Up to 1 Mpt; 16-bit data point resolution
• Vertical Resolution: 8 bits
• Vertical Sensitivity: 2 mV/Div to 10 V/Div
• Time Base: 1 ns/Div to 1000 S/Div with ±0.001% accuracy
• Input Impedance: 1 MΩ
• Display: 8.4-inch color TFT-LCD, 640 × 480 VGA with analog persistence and variable saturation
• Processor: PowerPC 603e™
• System Memory: 16 Mbytes standard; 32 Mbytes or 64 Mbytes optional
• Waveform Storage: Four internal memories (M1-M4, A-D) plus four non-volatile setup memories and floppy drive standard
– Key Features
• SMART Trigger® with glitch detection down to 2 ns, dropout sensing, and window triggering
• Exclusion trigger capability for complex signal events
• FFT analysis and simultaneous four-function waveform math with trace chaining
• Automatic measurements displaying five parameters with statistics (average, high, low, standard deviation)
• Analog Persistence waveform visualization
• Real-time clock integration with waveform timestamps
• ProBus probe interface supporting passive, active FET, and 500 MHz differential probes
– Typical Applications
Power supply analysis, digital signal integrity measurement, transient capture, frequency domain characterization via FFT, and multi-channel signal correlation.
– Compatibility & Integration
• RS-232-C and GPIB connections for Windows application integration
• DB9 RS-232 interface
• VGA interface for external monitor display
• Optional hard drive and memory card storage
