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DDA5005A

LeCroy (Teledyne LeCroy)*misc

The Teledyne LeCroy DDA5005A (Disk Drive Analyzer) is a specialized 5 GHz digital oscilloscope designed for advanced analysis of magnetic disk storage systems and high-speed serial data. Built on the WavePro 7000A series platform, it integrates disk drive measurement packages with robust 4-channel acquisition capabilities.

Disk Drive AnalysisJitter AnalysisSerial Data AnalysisSignal Integrity

Specifications

General

ParameterValue
InterfacesLAN (10/100Base-T), USB 2.0 (4 ports), RS-232 (DB-9), Centronics Parallel, SVGA Output, GPIB (Optional)
Display10.4-inch Color TFT-LCD Touch Screen, SVGA (800 x 600)

Physical

ParameterValue
Power Supply100 - 240 VAC (±10%) at 45 - 66 Hz / 115 VAC (±10%) at 380 - 420 Hz, Max 650 W
Operating Temperature5 °C to 40 °C
Dimensions (W×H×D)465 mm × 355 mm × 310 mm
Weight18 kg

Vertical System

ParameterValue
Analog Bandwidth (-3 dB)5 GHz
Number of Input Channels4
Vertical Resolution8-bit (up to 11-bit with Enhanced Resolution ERES)
Input Impedance50 Ω (±1%)
Input CouplingDC, GND
Maximum Input Voltage5 Vrms, ±5 V Peak
Input Sensitivity Range2 mV/div to 1 V/div
DC Gain Accuracy±1.5% of full scale
Hardware Bandwidth Limits20 MHz, 200 MHz
Rise Time (10% - 90%)90 ps (typical)
Rise Time (20% - 80%)65 ps (typical)
Channel-to-Channel Isolation> 40 dB (100:1) at 5 GHz
Input Connector TypeProLink
Enhanced Resolution (ERES)8.5 to 11 bits in 0.5-bit steps
Channel-to-Channel Deskew Range±4.5 ns

Horizontal System

ParameterValue
Timebase Range20 ps/div to 10 s/div
Timebase Stability±1 ppm

Acquisition System

ParameterValue
Maximum Real-Time Sample Rate20 GS/s (2 channels), 10 GS/s (4 channels)
Standard Record Length (Memory Depth)20 Mpts (2 channels), 10 Mpts (4 channels)
Acquisition ModesSample, Sequence (Segmented Memory up to 25,000 segments), Envelope, Average, Enhanced Resolution (ERES)
Optional Memory Depth (Option L)24 Mpts/ch (4-channel mode), 48 Mpts/ch (2-channel mode)
Optional Memory Depth (Option VL)50 Mpts/ch (4-channel mode), 100 Mpts/ch (2-channel mode)

Trigger System

ParameterValue
Standard Trigger TypesEdge, Glitch, Width, Logic, Pattern, TV-Multi, Runt, Slew Rate, Interval, Dropout, State/Edge Qualified
Disk Drive TriggersSector, Servo Gate, PES (Position Error Signal), Read Gate
Trigger SourcesCh 1, Ch 2, Ch 3, Ch 4, External, Line
Trigger CouplingDC, AC, HFRej, LFRej
Trigger Jitter2.5 ps rms (typical)

Waveform Measurements and Analysis

ParameterValue
Disk Drive MeasurementsAmplitude, timing, pulse shape parameters, PRML analysis, head/media characterization

General Specifications

ParameterValue
Operating SystemWindows XP Professional
ProcessorIntel Pentium 4

Ports & Connectors

ParameterValue
External Reference Input10 MHz, 50 Ω
External Reference Output10 MHz, 50 Ω

Environmental

ParameterValue
Storage Temperature-20 °C to +60 °C
Operating AltitudeUp to 3,048 m (10,000 ft) at <= +25 °C
Non-Operating AltitudeUp to 12,192 m (40,000 ft)
Operating Humidity5% to 80% RH (non-condensing) up to +30 °C, de-rating to 45% RH at +40 °C
Storage Humidity5% to 95% RH (non-condensing)
Vibration (Operating)0.31 g rms, 5 Hz to 500 Hz, 15 minutes per axis
Vibration (Non-Operating)2.4 g rms, 5 Hz to 500 Hz, 15 minutes per axis
Functional Shock20 g peak, half-sine, 11 ms pulse

Horizontal & Triggering

ParameterValue
Trigger ModesAuto, Normal, Single, Stop
Pre-trigger Delay0 to 100% of full scale
Post-trigger Delay0 to 10,000 divisions

Auxiliary Inputs/Outputs

ParameterValue
Calibrator Output1 kHz, 1 V square wave

Processor & Storage

ParameterValue
Removable Hard Drive Capacity>= 40 GB

Technology

Digital Phosphor Oscilloscope (DPO) / Disk Drive Analyzer

Applications

Disk Drive Characterization, PRML Analysis, High-Speed Serial Data Analysis