Comprehensive Product Summary – ADLINK PCI-9221 Multi-Function DAQ Card

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### 1. Product Overview

Product Name: PCI-9221
Model: PCI-9221
Series: NuDAQ® PCI Series
Article Number: PCI-9221
Manufacturer: ADLINK Technology Inc.
Part Number: 50-11145-1000
Product Type: 16-bit Multi-Function Data Acquisition (DAQ) Card with Motion Control and Encoder Inputs
Product Category: PCI Bus Multi-Function Analog/Digital I/O and Motion Control Interface

The ADLINK PCI-9221 is a high-resolution, low-cost, 16-bit multifunction data acquisition card designed for PCI bus systems. It integrates analog input/output, digital I/O, timer/counter, PWM, and encoder input functionalities into a single board, providing a compact and cost-effective solution for data acquisition and simple motion control applications.

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### 2. Key Features

- High-Resolution Analog Input: 16-bit A/D conversion with up to 250 kS/s sampling rate.
- Flexible Channel Configuration: 16 single-ended or 8 differential analog input channels.
- Dual Analog Output: Two 16-bit static analog output channels with ±5 V range.
- Programmable Function I/O: Configurable as digital I/O, timer/counter, PWM, or encoder input.
- Encoder Support: Two 4 MHz encoder inputs supporting AB phase and CW/CCW modes.
- PWM Generation: Two PWM outputs with 1–99% duty cycle and 20 MHz–0.005 Hz modulation frequency.
- Auto-Calibration: Built-in self-calibration for maintaining measurement accuracy.
- Universal PCI Interface: Compatible with both 3.3 V and 5 V PCI slots.
- Bus-Mastering DMA: High-speed data transfer with scatter/gather DMA support.
- Comprehensive Software Support: Compatible with ADLINK PCIS-DASK library, LabVIEW®, and Windows OS environments.
- Compact Design: 120 mm × 87 mm PCB with a 37-pin D-Sub connector.
- Ideal Applications: Manufacturing automation, laboratory research, ATE systems, and motion control.

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### 3. Technical Specifications

#### Analog Input (AI)
- Channels: 16 single-ended (SE) or 8 differential (DI)
- Resolution: 16 bits
- Sampling Rate: 250 kS/s (single channel), 100 kS/s (scanning)
- Conversion Time: 4 µs
- Input Range: ±5 V, ±1 V, ±0.5 V, ±0.2 V
- Programmable Gains: 1, 5, 10, 25
- Input Coupling: DC
- Input Impedance: >1 GΩ (normal operation), 1 kΩ (power off/overload)
- Overvoltage Protection: ±10 V continuous
- Common Mode Voltage Range: ±5.5 V
- FIFO Buffer: 1 k-sample (1024 samples)
- Data Transfer: Programmed I/O, Interrupt, Bus-mastering DMA
- Trigger Sources: Software or external digital trigger
- Trigger Mode: Post-trigger
- Bandwidth (-3 dB): 1.4–1.8 MHz depending on gain
- System Noise: 0.54–2.3 LSB_rms depending on range
- Offset Error: ±2.6 mV typical (pre-calibration), ±0.5 mV (post-calibration)
- Gain Error: ±0.2% typical (pre-calibration), ±0.015% (post-calibration)

#### Analog Output (AO)
- Channels: 2
- Resolution: 16 bits
- Output Range: ±5 V
- Update Rate: 1.25 kS/s (static)
- Output Drive: ±5 mA
- Output Impedance: 330 Ω max
- Settling Time: 1.396 ms (0.1% FS)
- Slew Rate: 0.014 V/µs
- Output Coupling: DC
- Power-On State: ~0 V steady-state
- Offset Error: ±35 mV (pre-calibration), ±1 mV (post-calibration)
- Gain Error: ±1% (pre-calibration), ±0.02% (post-calibration)

#### Digital I/O and Function I/O
- Digital I/O: 8 DI / 4 DO (5 V TTL)
- Input Voltage: Logic low ≤ 0.8 V, Logic high ≥ 2.0 V
- Output Voltage: Logic low ≤ 0.5 V, Logic high ≥ 2.6 V
- Output Current: ±10 mA max
- Modes:
- Digital I/O
- General-purpose timer/counter (2 × 32-bit, 40 MHz base clock, external up to 10 MHz)
- Encoder input (CW/CCW, X1/X2/X4 AB phase)
- PWM output (1–99% duty cycle, 20 MHz–0.005 Hz)

#### Timer/Counter
- Channels: 2 × 32-bit
- Clock Source: Internal 40 MHz or external up to 10 MHz
- Modes: 10 programmable modes including event counting, pulse generation, PWM, and edge measurement.

#### Encoder Input
- Channels: 2
- Input Frequency: Up to 4 MHz
- Modes: CW/CCW, X1, X2, X4 AB phase
- Signal Type: Single-ended TTL (differential supported via TB-9221)

#### PWM Output
- Channels: 2
- Duty Cycle: 1–99%
- Frequency Range: 20 MHz to 0.005 Hz

#### Physical and Environmental
- Dimensions: 120 mm × 87 mm
- Connector: 37-pin D-Sub
- Operating Temperature: 0–45 °C
- Storage Temperature: -20–80 °C
- Humidity: 5–95% RH, non-condensing
- Power Requirement: +5 VDC, 1 A

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### 4. Functionality

The PCI-9221 integrates multiple data acquisition and control functions on a single PCI card. It performs high-speed analog-to-digital conversion for voltage measurement, generates analog output signals, and provides digital I/O for control and monitoring.

Use Cases:
- Data Acquisition: Capturing analog signals from sensors, transducers, or instrumentation.
- Signal Generation: Producing analog voltage outputs for control or simulation.
- Motion Control: Reading encoder feedback for position/speed monitoring.
- Automation: Implementing timing, counting, and PWM control in industrial systems.
- Testing & Measurement: Suitable for ATE, laboratory automation, and transient signal analysis.

Compatibility:
- PCI bus (3.3 V/5 V universal)
- Supported OS: Windows 98/NT/2000/XP and later via PCIS-DASK driver
- Software environments: LabVIEW®, Visual Basic, C/C++, Delphi

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### 5. Components & Accessories

Included Items:
- PCI-9221 DAQ card
- ADLINK All-in-One CD (drivers, manuals, sample code)
- User’s Manual

Optional Accessories:
- TB-9221 Termination Board: Converts differential encoder signals to single-ended; 37-pin D-Sub connector.
- DIN-37D Termination Board: DIN-rail mountable 37-pin D-Sub interface.
- ACL-10137-1MM Cable: 37-pin D-Sub male/male cable, 1 meter length.

Connector Pinout:
37-pin D-Sub includes analog input/output, digital I/O, timer/counter, and encoder signals.

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### 6. Installation & Setup

Requirements:
- Available PCI slot (3.3 V or 5 V)
- +5 VDC power supply (1 A)
- Anti-static handling precautions

Installation Steps:
1. Power off the system and remove the chassis cover.
2. Insert the PCI-9221 into an available PCI slot.
3. Secure the card with a screw.
4. Replace the cover and power on the system.
5. Install ADLINK drivers from the All-in-One CD.

Configuration:
- Plug-and-play PCI configuration (no jumpers required).
- IRQ and DMA automatically assigned by BIOS.
- Software configuration via PCIS-DASK library.

Signal Connection Modes:
- RSE (Referenced Single-Ended): For floating sources.
- NRSE (Non-Referenced Single-Ended): For ground-referenced sources.
- DIFF (Differential): For noise rejection and precision measurement.

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### 7. Performance & Capabilities

- Sampling Rate: Up to 250 kS/s (single channel)
- Resolution: 16-bit A/D and D/A
- FIFO Buffer: 1 k-sample for continuous acquisition
- DMA Transfer: Bus-mastering with scatter/gather for large data sets
- Encoder Frequency: Up to 4 MHz
- PWM Frequency Range: 20 MHz–0.005 Hz
- Timer/Counter Clock: 40 MHz internal, 10 MHz external
- Auto-Calibration Accuracy: ±0.015% gain error post-calibration
- Noise Level: <1 LSB typical
- Limitations: Only one programmable I/O mode active at a time (DIO, Timer/Counter, Encoder, or PWM).

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### 8. Standards & Compliance

- Bus Interface: PCI Local Bus Specification, Rev. 2.2
- Voltage Compatibility: Universal PCI (3.3 V/5 V signaling)
- Safety & Environmental:
- Operating temperature: 0–45 °C
- Storage temperature: -20–80 °C
- Humidity: 5–95% non-condensing
- Calibration: Factory-calibrated with EEPROM-stored constants; supports auto-calibration.
- Software Compliance: Compatible with ADLINK PCIS-DASK API and LabVIEW® drivers.

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### 9. Additional Information

Calibration & Maintenance:
- Factory-calibrated with stored constants in EEPROM.
- Auto-calibration feature compensates for drift and temperature variation.
- User can store up to three calibration profiles.
- Recommended warm-up time: 15 minutes before calibration.

Warranty:
- Standard Warranty: 2 years (1 year for China)
- Covers manufacturing defects and hardware failures under normal use.
- Excludes damage from misuse, static discharge, or unauthorized repair.

Support & Service:
- Global Offices:
- Taiwan (HQ): +886-2-8226-5877, service@adlinktech.com
- USA: +1-866-4-ADLINK, info@adlinktech.com
- Europe: +49-211-4955552, emea@adlinktech.com
- Singapore: +65-6844-2261, singapore@adlinktech.com
- China (Beijing, Shanghai, Shenzhen): market@adlinkchina.com.cn
- Online Resources: Manuals, drivers, and RMA forms available at [www.adlinktech.com](http://www.adlinktech.com).

Maintenance Recommendations:
- Handle with anti-static precautions.
- Avoid exposure to high humidity or temperature extremes.
- Periodically recalibrate for optimal accuracy.

Software Support:
- PCIS-DASK Library: Device drivers and DLLs for Windows 98/NT/2000/XP and later.
- Development Environments: Visual Basic, C/C++, Delphi, LabVIEW®.
- Included Tools: Sample programs, calibration utilities, and diagnostic tools.

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### Summary

The ADLINK PCI-9221 is a versatile, high-precision, and cost-effective PCI data acquisition card that integrates analog, digital, and motion control functions. With 16-bit resolution, 250 kS/s sampling, dual analog outputs, and flexible programmable I/O, it is ideal for laboratory automation, industrial control, and test systems. Its universal PCI interface, auto-calibration, and comprehensive software support make it a robust solution for engineers and researchers requiring reliable and accurate data acquisition and control in a single PCI card.

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Keywords: PCI-9221, ADLINK, DAQ card, 16-bit, 250 kS/s, analog input, analog output, encoder input, PWM, timer/counter, PCI bus, data acquisition, motion control, LabVIEW, PCIS-DASK, automation, instrumentation.