Table Of Contents

USB-6000 Specifications

    Last Modified: November 6, 2017


    Warranted specifications describe the performance of a model under stated operating conditions and are covered by the model warranty.

    The following characteristic specifications describe values that are relevant to the use of the model under stated operating conditions but are not covered by the model warranty.

    • Typical specifications describe the performance met by a majority of models.
    • Nominal specifications describe an attribute that is based on design, conformance testing, or supplemental testing.

    Specifications are Typical unless otherwise noted.


    Specifications are valid at 25 °C unless otherwise noted.

    Analog Input

    Number of analog inputs

    8, single-ended

    Input resolution

    12 bits

    Maximum sample rate (aggregate), system-dependent

    10 kS/s

    Converter type

    Successive approximation


    2,047 samples

    Timing resolution

    125 ns (8 MHz timebase)

    Timing accuracy

    100 ppm of actual sample rate

    Input range

    ±10 V

    Working voltage

    ±10 V

    Input impedance

    >1 MΩ

    Overvoltage protection

    ±30 V

    Trigger sources

    Software, PFI 1

    System noise[1]

    10 mVrms

    Absolute accuracy at full scale, single-ended

    Typical at 25 °C

    26 mV

    Maximum over temperature

    135 mV


    Absolute accuracy at full scale on the analog input channels is determined using the following assumptions: Number of readings = 100, Coverage factor = 3 σ.

    Digital I/O

    Number of digital I/O



    P0.0/PFI 0

    Static digital I/O or counter source

    P0.1/PFI 1

    Static digital I/O or AI Start Trigger


    Static digital I/O


    Static digital I/O

    Direction control

    Each channel individually programmable as input or output

    Output driver type

    Each channel individually programmable as open collector or active drive

    Absolute maximum voltage range

    0 V to 5 V with respect to D GND

    Pull-down resistor

    47.5 kΩ to D GND

    Power-on state


    Digital Input

    Input voltage range

    Powered on

    0 V to 5 V

    Powered off

    0 V to 3.3 V

    Input voltage protection

    ±20 V, for up to 24 hours


    Do not leave a voltage above 3.3 V connected on any DIO line when the device is powered off. This may lead to long term reliability issues.

    Minimum VIH

    2.4 V

    Maximum VIL

    0.8 V

    Maximum input leakage current

    At 3.3 V

    0.8 mA

    At 5 V

    4.5 mA

    Digital Output (Active Drive)

    Maximum VOL

    At 4 mA

    0.8 V

    At 1 mA

    0.2 V

    Minimum VOH

    At 4 mA

    2.2 V

    At 1 mA

    2.9 V

    Maximum VOH

    3.6 V

    Maximum output current per line

    ±4 mA

    Digital Output (Open Collector)

    Maximum VOL

    At 4 mA

    0.8 V

    At 1 mA

    0.2 V

    Minimum VOH

    Dependent on user provided pull-up resistor and pull-up voltage

    Maximum output (sinking) current per line

    -4 mA

    Maximum pull-up voltage

    5 V

    Maximum leakage current

    At 3.3 V

    0.8 mA

    At 5 V

    4.5 mA


    Number of counters



    32 bits

    Counter measurements

    Edge counting, rising or falling

    Counter direction

    Count up

    Counter source

    PFI 0

    Maximum input frequency

    5 MHz

    Minimum high pulse width

    100 ns

    Minimum low pulse width

    100 ns

    Bus Interface

    USB specification

    USB Full Speed

    USB bus speed

    12 Mb/s

    Power Requirements

    From USB, 4.30 VDC to 5.25 VDC

    150 mA maximum


    A typical bus-powered hub provides 100 mA on its USB lines. The USB-6000 does not work on a bus-powered hub.

    Physical Characteristics


    Without screw terminal connector plug

    75.44 mm × 86.24 mm × 23.65 mm

    (2.97 in. × 3.40 in. × 0.93 in.)

    With screw terminal connector plug

    84.34 mm × 86.24 mm × 23.65 mm

    (3.32 in. × 3.40 in. × 0.93 in.)

    Figure 1. USB-6000 Dimensions

    Without screw terminal connector plug

    73 g (2.58 oz)

    With screw terminal connector plug

    84 g (3 oz)

    USB connector

    USB Micro-B receptacle (1)

    I/O connector


    16-position screw terminal plug (1)

    Screw-terminal wiring

    1.31 mm2 to 0.08 mm2 (16 AWG to 28 AWG)

    Torque for screw terminals

    0.22 N · m to 0.25 N · m (2.0 lb. · in. to 2.2 lb. · in.)

    If you need to clean the module, wipe it with a dry towel.

    Safety Voltages

    Connect only voltages that are within these limits.


    ±30 V max, Measurement Category I

    Measurement Category I is for measurements performed on circuits not directly connected to the electrical distribution system referred to as MAINS voltage. MAINS is a hazardous live electrical supply system that powers equipment. This category is for measurements of voltages from specially protected secondary circuits. Such voltage measurements include signal levels, special equipment, limited-energy parts of equipment, circuits powered by regulated low-voltage sources, and electronics


    Do not use this module for connection to signals or for measurements within Measurement Categories II, III, or IV


    Measurement Categories CAT I and CAT O (Other) are equivalent. These test and measurement circuits are not intended for direct connection to the MAINS building installations of Measurement Categories CAT II, CAT III, or CAT IV.


    Temperature (IEC 60068-2-1 and IEC 60068-2-2)


    0 °C to 40 °C


    -40 °C to 85 °C

    Humidity (IEC 60068-2-56)


    5% to 90% RH, noncondensing


    5% to 95% RH, noncondensing

    Pollution Degree (IEC 60664)


    Maximum altitude

    2,000 m

    Indoor use only.


    This product is designed to meet the requirements of the following electrical equipment safety standards for measurement, control, and laboratory use:

    • IEC 61010-1, EN 61010-1
    • UL 61010-1, CSA C22.2 No. 61010-1

    For UL and other safety certifications, refer to the product label or the Online Product Certification section.

    Electromagnetic Compatibility

    This product meets the requirements of the following EMC standards for electrical equipment for measurement, control, and laboratory use:

    • EN 61326-1 (IEC 61326-1): Class A emissions; Basic immunity
    • EN 55011 (CISPR 11): Group 1, Class A emissions
    • EN 55022 (CISPR 22): Class A emissions
    • EN 55024 (CISPR 24): Immunity
    • AS/NZS CISPR 11: Group 1, Class A emissions
    • AS/NZS CISPR 22: Class A emissions
    • FCC 47 CFR Part 15B: Class A emissions
    • ICES-001: Class A emissions

    In the United States (per FCC 47 CFR), Class A equipment is intended for use in commercial, light-industrial, and heavy-industrial locations. In Europe, Canada, Australia and New Zealand (per CISPR 11) Class A equipment is intended for use only in heavy-industrial locations.


    Group 1 equipment (per CISPR 11) is any industrial, scientific, or medical equipment that does not intentionally generate radio frequency energy for the treatment of material or inspection/analysis purposes.


    For EMC declarations and certifications, and additional information, refer to the Online Product Certification section.

    CE Compliance

    This product meets the essential requirements of applicable European Directives, as follows:

    • 2014/35/EU; Low-Voltage Directive (safety)
    • 2014/30/EU; Electromagnetic Compatibility Directive (EMC)

    Online Product Certification

    Refer to the product Declaration of Conformity (DoC) for additional regulatory compliance information. To obtain product certifications and the DoC for this product, visit, search by model number or product line, and click the appropriate link in the Certification column.

    Environmental Management

    NI is committed to designing and manufacturing products in an environmentally responsible manner. NI recognizes that eliminating certain hazardous substances from our products is beneficial to the environment and to NI customers.

    For additional environmental information, refer to the Minimize Our Environmental Impact web page at This page contains the environmental regulations and directives with which NI complies, as well as other environmental information not included in this document.

    Waste Electrical and Electronic Equipment (WEEE)

    EU Customers  

    At the end of the product life cycle, all NI products must be disposed of according to local laws and regulations. For more information about how to recycle NI products in your region, visit



    National Instruments符合中国电子信息产品中限制使用某些有害物质指令(RoHS)。关于National Instruments中国RoHS合规性信息,请登录。(For information about China RoHS compliance, go to

    • 1 System noise measured at maximum sample rate.

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