T220-X PXI Timing Card

Learn about our PC timing solutions

The T220-X PXI timing card supports a variety of reference inputs and outputs, allowing different combinations to be used as needed to provide high-precision time information to computer systems and also to provide external time services. It supports GPS, 1PPS, and TOD signals as reference inputs, and outputs PTP, B-code, and TOD+1PPS signals for external time services. The card transmits time information and timer interrupt signals to the computer via the PXI interface, synchronizing computer software time with the card's time. It also features a built-in, highly stable, oven-controlled crystal oscillator. Even if all reference time sources are disconnected, the card's internal high-stability crystal oscillator can continue to operate within a certain time accuracy range for a specified period of time, thereby continuing to provide a relatively accurate time signal to the computer system and improving the reliability of the product's continuous operation.

Applicable fields: scientific research measurement, communications, electricity, transportation, industrial automation, etc.

Important Features

  • Support GPS and Beidou receivers
  • Support B code, 1PPS+Tod as reference source input
  • Support IEEE-1588 V2 protocol (master clock provides external time service)
  • Support GPS/BD taming local constant temperature crystal oscillator
  • Support B code, 1PPS+Tod, programming pulse external timing
  • Support Windows system and provide rich software interfaces
  • PXI interface, compatible with various industrial computers

Important Features

Product FeaturesSpecification nameIndicator parameters
Time reference - GPS/BD2FrequencyGPS L1 frequency, BeiDou 2 B1 frequency
Accuracy≤30ns(RMS)
interfaceMCX
1PPS pulseNumber of way1-way
Pulse Width50ns
LevelLVTTL
rising edge≤10ns
interfaceSCSI
Programmable pulse outputNumber of way2-way
LevelLVTTL
Cycle adjustment range100us~1s
Pulse width range200us~999900us
Stepping10ns
interfaceSCSI
Input/Output - TODNumber of way1-way
Accuracy50ns
LevelRS232
interfaceSCSI
Output - IRIG-BNumber of way1-way
LevelRS422
Accuracy100ns
Frame formatGJB2991-2008/IEEE1344
interfaceSCSI
PTP optionalNumber of way1-way
VersionIEEE1588 V2 (Master Clock Type)
Synchronization accuracy100ns (point-to-point)
modelSupport 1Step and 2Step
protocolSupports ETH, UDP, IPv4, IPv6, and Telnet
interface10/100/1000M adaptive RJ45
Software Featuresoperating systemSupports Windows 7 64/32 bit, Linux (other operating systems can be customized)
Provide driver, API interface function and test program
Interface - PCIsize3U standard PXI size
power supplyPXI slot power supply
Local Clock - OCXOAccuracy≤5E-12 After locking, 24-hour average
Stability≤5E-11/1s
aging≤5E-10/day
Physical and environmental parameterssizeStandard PXI size card
power supplyPXI slot power supply
Working temperature-40℃~+80℃
Storage temperature-55℃~+85℃
humidity95% non-condensing

System Block Diagram

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