This model has been Discontinued. The following information is for historical reference only.

DigiView™ DV3500 Logic Analyzer

250/500 Msps, 36/18 Channel Logic Analyzer with Protocol Decoding and Hardware Compression

DV3500 Hardware Specifications

Compare to other models ...   more info...
Sample Rate
250 @ 36 ch
500 @ 18 ch
Sample period
    4 @ 36 ch
2 @ 18 ch
Channels 36
Channels per Cable Pod
(x Pods per unit )
9 (x4)
Threshold Circuits 2
Adjustable Threshold  -5V to +5V
Threshold Accuracy +- 250mv
Trigger Output (BNC) Yes
Trigger position Selectable (0-100%)
Buffer Size Selectable (1-100%)
Raw Memory 36 Mbit
(1M x 36)
Real-time Compression Yes, Tri-mode (varies according to transition frequency, duration of changes and duration of constant change)

Sample Depth     ( SR: Sample Rate,    DR: Data Rate,    Q: Quadrillion or 10^15 )
    Theoretical Min
    (SR = DR)
1M x 36
2M x 18
    Practical Min
    (SR = 4 x DR)
2M x Channel width
    @ DR = 25Mbps (40ns) 4M x 36
8M x 18
    @ DR = 10Mbps (100ns) 10M x 36
20M x 18
    @ DR = 100Kbps (10us) 1B x 36
2B x 18
    @ DR = 10Kbps (100us) 10B x 36
20B x 18
    Theoretical Max
    (DR approaches 0)
5Q @ 4ns
18Q @ 2ns
(520 days)

Typical Captures @ Full Resolution    ( data type / count stored in hardware buffer )
    0.1Hz clocks 262,000
    1KHz clocks 262,000
    5KHz clocks 262,000
    25MHz clocks 262,000
    Async characters 94,000
    I²C characters 20,000
    Sync characters 24,000
    8051 Bus cycles 80,000

Trigger Circuitry
    Operating speed (MHz)  250
    Min Data Valid for
    Pattern Match (ns)
    Min Data Valid for
    Edge Detection (ns)

    Impedance 50KOhms // < 4pF
    Power Source External (5 VDC - auto-reset overvoltage and AC protection)
    Power (Idle / Active) < 2 Watt  / < 3 Watt
    Maximum voltage
    (Continuous, all channels)
+-50 Volts
    Ground current Protection
    (ground lead to +- voltage)
Yes, +-12 Volts
    Anti-static protection Yes
    Connection Type, Speed USB 2.0 @ 480 Mbps

    Size (LxWxH) 5.0" x 4.25" x 1.40"
    Materials Extruded Aluminum

Trigger Specifications:
    Trigger Sequencers   Configurable:
1@16 stages, OR 4@4 stages, OR 2@8 stages,
OR 1@8 and 2@4 stages,
OR 1@12 and 1@4 stages

    Trigger Match Circuits   8 Universal Match Circuits. Each Circuit can be configured for any of the following:
  • Edge Detect  (Full Channel Width - OR: rising, falling, either)
  • Patterns (Full Channel Width - AND: 0, 1, X)
  • Stable (Full Channel Width)
  • > , >=, <, <=, <>   (Full Channel Width)
    Match Duration Yes
- 1 per match circuit
- up to 1M samples each

    Trigger Pass Count Yes (up to 1 Million per Sequencer stage)

    Trigger Output Sources Seq 1, OR Seq 2, OR Seq 3, OR Seq4

OR (8 input sum-of-8 input products of all 8 match circuits)


Product Summary:

TechTools DigiView DV3500 Logic Analyzer DigiView DV3109 Contents
New Model:
Fanless operation, lower power consumption, double the memory and 25% faster than model DV3400.
Professional USB Logic Analyzer and Protocol Analyzer with two sample modes: 250 Msps/36 Channels or 500 Msps/18 Channels. DV3500 offers more features and a better price than traditional stand-alone units.
Manufactured By:
TechTools, Rowlett, Texas, U.S.A.
Product #: DV3500
Category: Logic Analyzer
Available from: TechTools
Availability: Discontinued

Additional Details

DigiView DV3500 Front Panel View
Front View:
Channel Connectors, POWER LED, ARMED LED, TRIGGER LED, Enumerated LED

DigiView DV3500 Front Panel View
Rear View:
USB connection, Power switch and +5 VDC connection, Trigger Out BNC Connection

DigiView DV3500 Contents
DigiView DV3500 Cables & Clips
Cables & Clips Included:
High Quality, flexible, connectorized cables and a full set of micro-clips are included with each Logic Analyzer

Software Included:
Our professional Capture and Analysis Software is included with each Logic Analyzer

The DV3500 is our top of the line Digital Logic Analyzer. This model has more memory, compression, data width, speed and trigger capabilities than our other Logic Analyzers as well as a wider voltage range.

Having double the memory and a 25% faster sample rate than model DV3400 and selling for the same price, makes the new DV3500 an ideal replacement.

Key Hardware Features:

  • Selectable Sampling Mode: 250/500 Msps
  • Physical Channels: 36/18 Channels
  • Two Independent Threshold adjustment groups
  • Greater Threshold adjustment range (+- 5 volts)
  • Wider voltage tolerance range (+- 50 volts)
  • Tri-Mode, Intelligent Compression
  • Auto-resetting Ground current Protection
  • Extra ESD protection
  • Channels are Reverse-Voltage protected
  • Channels are Over-Voltage protected
  • Impedance: 50 KOhms // < 4pF
  • Trigger Out (BNC)
  • Raw memory: 36 Mbit
  • External Power: Capture while PC is OFF
  • Power Input: 5 VDC (auto-reset overvoltage and AC protection)

more info...  See DigiView's Features ...

more info... See Decoders & Protocol Analysis ...