Pcie 6321

Updated July 3, 2026

Overview

Product sourcing insights & recommendations

24 来源

The NI PCIe-6321 is a high-performance Multifunction I/O Device within National Instruments' X Series, designed specifically for high-throughput, low-latency data acquisition (DAQ) and control applications Ni Ni.

Core Product Specifications

The device is anchored by NI-STC3 timing and synchronization technology, which provides advanced triggering and independent timing engines Ni. Key hardware specs include:

* Analog Input: 16 single-ended/8 differential channels, 16-bit resolution, and a 250 kS/s sample rate Ni.

* Analog Output: 2 channels with 16-bit resolution and an update rate of 900 kS/s Ni.

* Digital I/O: 24 total lines, including 8 hardware-timed lines Ni.

* Counters: Four 32-bit general-purpose counters for encoder interfacing and frequency measurement Ni.

* Bus Interface: x1 PCI Express, compatible with all standard PCIe slots Ni.

Market Analysis & Pricing Insights

Market research reveals a stable demand for specialized industrial DAQ cards, with the PCIe-6321 currently retailing around $775 to $989 depending on the supplier and condition Ni Alibaba.

* Alternative Options: The NI PCI-6221 is a common alternative for legacy systems, priced lower at approximately $687 to $715 Alibaba Alibaba.

* Sourcing Trends: There is a significant secondary and specialized distribution market in regions like Shenzhen and Guangzhou, where verified suppliers offer both new and certified hardware-timed DAQ solutions Alibaba Alibaba.

Strategic Trends for 2026

The industrial hardware market is shifting toward "Physical AI" and Edge Resilience Edge-Ai-Vision:

* Edge-First Architecture: By 2027, most AI inference will run at the edge, increasing the demand for high-bandwidth DAQ devices like the PCIe-6321 that can feed real-time sensor data to local AI models Edge-Ai-Vision.

* Software Over Silicon: The value proposition is moving from raw specs to software stack compatibility (e.g., Python, MATLAB, LabVIEW support), which remains a core strength of the NI ecosystem Edge-Ai-Vision Ni.

* Real-Time Data Needs: Future industrial systems will prioritize high-bandwidth local data processing (e.g., High Bandwidth Flash) to minimize cloud dependency and ensure on-site data security Deloitte Edge-Ai-Vision.

Detailed product listings and supplier comparisons are available in the attached files.

Based on these market findings, you can continue with:

Sources & References

24 sources cited · Verified industry data & reports

PCIe-6321 Specifications

National Instruments

PCIe-6321 Specifications Product. PCIe-6321 Pinout Analog Input ) + 10 V 2,220 μV Analog Output. Slot compatibility x1, x4, x8, and x16 PCI Express slots

PCIe-6321 Specifications - National Instruments - NubiLight

NubiLight

PCIe-6321 PCI Express, 16 AI (16-Bit, 250 kS/s), 2 AO (900 kS/s), 24 DIO Multifunction I/O Device Definitions 10 MHz Clock, frequency generator output, many ...

PCIe-6321 Specifications

DigiKey

PCIe-6321 Specifications. Bus Interface. Form factor x1 PCI Express, specification v1.1 compliant. Slot compatibility x1, x4, x8, and x16 PCI ...

PCIe-6321 Specifications

Testforce Systems

PCIe-6321 Specifications. Digital line filter settings 160 ns, 10.24 μs, 5.12 ms, Static digital input, static digital output, timing input, ...

PCIe-6321 - NI

National Instruments

The PCIe-6321 offers analog I/O, digital I/O, and four 32-bit counters/timers for PWM, encoder, frequency, event counting, and more. Price 781044-01 $989.00

781044-01 NI / EMERSON, Multifunction I/O Device, PCIe ...

Newark Electronics

PCIe-6321, 250 kSPS, 16 bit, 16 Input, 2 Output, 24 I/O, ±10 V, Operating Temperature Range0°C to +50°C ・ 1 offers analog I/O, digital I/O, and four ...

Pcie 6321

Overview

Core Product Specifications

Market Analysis & Pricing Insights

Strategic Trends for 2026

Ni Pcie 6321 Multifunction Daq Card

Related Searches

Sources & References