Comprehensive Product Summary – AD16‑16U(PCI)EV

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### 1. Product Overview

Product Name: PCI Analog‑to‑Digital Conversion Board
Model: AD16‑16U(PCI)EV
Series: EV Series (High‑Speed & High‑Resolution Analog Input Boards for PCI)
Article Number: AD16‑16U(PCI)EV
Manufacturer: CONTEC CO., LTD. (Osaka, Japan)

The AD16‑16U(PCI)EV is a high‑speed, high‑precision analog input/output interface board designed for PCI bus systems. It provides 16‑bit resolution analog‑to‑digital conversion at up to 1 µs per channel, supporting 16 single‑ended or 8 differential analog inputs, one analog output channel, four digital inputs, four digital outputs, and a 32‑bit counter. The board is optimized for high‑performance data acquisition, control, and measurement applications under Windows or Linux environments.

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### 2. Key Features

- High‑Speed, High‑Resolution A/D Conversion:
16‑bit resolution with a maximum conversion speed of 1 µs per channel (1 MS/s).
Suitable for applications requiring both precision and rapid sampling.

- Flexible Analog Input Configuration:
Supports 16 single‑ended or 8 differential input channels, selectable via onboard jumpers.
Input ranges configurable as bipolar (±10 V, ±5 V) or unipolar (0–10 V, 0–5 V).

- Large On‑Board Memory:
16 M‑sample FIFO or ring buffer memory enables continuous or background sampling independent of host CPU load.

- Versatile Trigger and Sampling Control:
Sampling can start/stop via software, analog level comparison, or external TTL trigger signals.
External sampling clock input/output supported.

- Integrated Analog Output:
One 16‑bit D/A output channel, ±10 V or 0–10 V range, 10 µs conversion speed, ±5 mA drive capability.

- Digital I/O and Counter Functions:
Four TTL‑level digital inputs and four TTL‑level digital outputs.
Includes an i8254‑compatible 32‑bit counter with internal 4 MHz or external clock source.

- Comprehensive Software Support:
Windows drivers (API‑AIO(WDM), API‑AIO(98/PC)), Linux driver (API‑AIO(LNX)), and data logger software (C‑LOGGER).
MATLAB (ML‑DAQ) and LabVIEW (VI‑DAQ) libraries available free of charge.

- Compact PCI Short‑Size Form Factor:
176.41 mm (L) × 105.68 mm (H), universal keying for 3.3 V/5 V PCI slots.

- Optional Expansion and Accessories:
Supports simultaneous sampling, isolation, low‑pass filtering, and channel expansion up to 32 inputs.

- Regulatory Compliance:
CE, VCCI, and RoHS certified.

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### 3. Technical Specifications

Analog Input Section
- Type: Unisolated, single‑ended (16 ch) or differential (8 ch)
- Input Ranges:
- Bipolar: ±10 V, ±5 V
- Unipolar: 0–10 V, 0–5 V (jumper‑selectable)
- Absolute Maximum Input Voltage: ±15 V
- Input Impedance: ≥ 1 MΩ
- Resolution: 16 bits
- Non‑linearity Error: ±3 LSB typical, ±5 LSB max
- Conversion Speed: 1 µs/channel (max)
- Buffer Memory: 16 M samples (FIFO or ring mode)
- Trigger Sources: Software, analog level comparison, or external TTL signal
- Stop Conditions: Sampling count, analog level comparison, external TTL, or software command

Analog Output Section
- Channels: 1 (unisolated)
- Output Range: ±10 V or 0–10 V (jumper‑selectable)
- Output Current: ±5 mA max
- Output Impedance: ≤ 1 Ω
- Resolution: 16 bits
- Non‑linearity Error: ±3 LSB
- Conversion Speed: 10 µs/channel (max)

Digital I/O Section
- Digital Inputs: 4 × TTL level (shared with counter gate/clock)
- Digital Outputs: 4 × TTL level (shared with counter output)
- Logic Levels: TTL compatible (0–5 V)
- Output Drive: 24 mA sink capability

Counter Section
- Device: i8254‑compatible, 3 × 16‑bit counters (configurable as 32‑bit)
- Clock Source: Internal 4 MHz or external TTL signal
- Modes: Programmable one‑shot, rate generator, event counting
- External Connections: CNT Clock, CNT Gate, CNT Output via CN2

Bus Interface
- PCI Specification: 32‑bit, 33 MHz, universal keying (3.3 V/5 V)
- I/O Address: Any 32‑byte boundary
- Interrupt: Single level supported
- Power Requirement: +5 V ± 5%, 1000 mA (max)

Environmental Conditions
- Operating Temperature: 0 – 50 °C
- Operating Humidity: 10 – 90 % RH (non‑condensing)
- Storage: Avoid direct sunlight, moisture, vibration, and static discharge

Physical Characteristics
- Dimensions: 176.41 mm (L) × 105.68 mm (H)
- Weight: Approx. 150 g
- Connectors:
- CN1: 37‑pin D‑SUB female (#4‑40 UNC)
- CN2: 16‑pin pin‑header
- Finish: RoHS‑compliant PCB, short‑size PCI bracket

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### 4. Functionality

Operation Principle
The AD16‑16U(PCI)EV performs high‑speed analog‑to‑digital conversion of input signals and transfers digitized data to the host PC via the PCI bus. The onboard ASIC manages sampling, buffering, and trigger control, allowing continuous or event‑driven acquisition independent of CPU load.

Use Cases and Applications
- Industrial measurement and control systems
- Scientific data acquisition and laboratory instrumentation
- Vibration, sound, and waveform analysis
- Automated test equipment (ATE)
- Process monitoring and feedback control
- Educational and research environments requiring high‑speed analog capture

Compatibility
- Operating Systems: Windows 7/Vista/XP/Server 2003, Linux (Red Hat, TurboLinux)
- Supported Languages: Visual C++, Visual Basic, C#, Delphi, C++ Builder, gcc
- Supported Software: MATLAB (via ML‑DAQ), LabVIEW (via VI‑DAQ), Excel (via C‑LOGGER export)

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### 5. Components & Accessories

Included Items
- AD16‑16U(PCI)EV board
- First‑Step Guide
- CD‑ROM [API‑PAC(W32)] containing drivers, utilities, and user’s guide
- Serial number label
- Product registration card and warranty certificate

Optional Cables
- PCA37P‑1.5 (1.5 m flat cable, 37‑pin D‑SUB)
- PCA37PS‑0.5P / PCA37PS‑1.5P (shielded 37‑pin cable)
- PCB37PS‑0.5P / PCB37PS‑1.5P (shielded both ends)
- PCC16PS‑1.5 / PCC16PS‑3 (coaxial cable for single‑ended inputs)
- PCD8PS‑1.5 / PCD8PS‑3 (2‑wire shielded cable for differential inputs)
- DT/E1 (16‑pin header cable, 1.5 m)
- DT/E2 / DT‑E3 (16‑pin to 15‑pin conversion cables with bracket)

Optional Connectors
- CN5‑D37M (37‑pin D‑SUB male connector set, 5 pcs)

Optional Accessories
- ATP‑16E: 16‑ch BNC terminal unit
- ATBA‑16E: 16‑ch buffer amplifier box
- EPD‑37 / EPD‑37A: Screw terminal units (M3.5/M3)
- DTP‑3A / DTP‑4A: General‑purpose terminal blocks
- ATSS‑16: 16‑ch simultaneous sample & hold board
- ATII‑8A / ATII‑8C: 8‑ch isolated expansion boards
- ATLF‑8A: Low‑pass filter accessory
- ATUH‑16A(PCI): 16‑ch multiplexer sub‑board for channel expansion

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### 6. Installation & Setup

Hardware Installation Steps
1. Power off the PC and remove the cover.
2. Insert the board into an available PCI slot (supports both 3.3 V and 5 V keyed slots).
3. Secure the bracket with a screw.
4. Replace the cover and power on the PC.
5. The OS detects the board automatically; install drivers from the supplied CD‑ROM.

Software Installation
- Install the API‑PAC(W32) driver library before inserting the board.
- Choose between API‑AIO(WDM) (modern Windows) or API‑AIO(98/PC) (legacy).
- Linux users install API‑AIO(LNX) via provided tarball and Makefile.
- Verify installation using the included diagnostic utility.

Configuration
- Input mode (single‑ended/differential) and voltage range set via jumpers JP4–JP11.
- Output range configured via JP13–JP15.
- Counter and digital I/O signal routing selectable via JP1–JP3.
- Board ID (SW1 rotary switch) allows up to 16 boards per system.

Connection Interfaces
- CN1 (37‑pin D‑SUB): Analog inputs/outputs, grounds, +5 V supply, simultaneous hold signal.
- CN2 (16‑pin header): Digital I/O, counter control, external triggers, sampling clock I/O.

Supported Sampling Modes
- Software‑triggered, external TTL trigger, or analog level comparison.
- Internal or external sampling clock selectable.
- FIFO or ring buffer operation modes.

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### 7. Performance & Capabilities

- Sampling Rate: Up to 1 MS/s (1 µs per channel)
- Resolution: 16 bits (65,536 quantization levels)
- Analog Output Update Rate: 100 kS/s (10 µs per channel)
- Buffer Capacity: 16 M samples (FIFO or ring)
- Counter Frequency: Internal 4 MHz or external TTL up to several MHz
- Digital I/O Response: TTL‑level switching, 24 mA sink capability
- Accuracy: ±3 LSB non‑linearity typical; ±0.02 % range error (±5 V range)
- Temperature Drift: ±0.1 % of full‑scale near 0 °C or 50 °C
- Power Consumption: +5 V @ 1 A (max)
- Noise Immunity: Shielded cable options and differential input mode minimize crosstalk.
- Limitations: Non‑isolated design; external isolation modules recommended for high‑voltage or noisy environments.

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### 8. Standards & Compliance

- Bus Interface: PCI Local Bus Specification Rev. 2.2 (32‑bit, 33 MHz)
- Electrical Safety: Designed for low‑voltage DC operation (+5 V)
- Environmental Compliance: RoHS Directive compliant
- Electromagnetic Compatibility: CE and VCCI certified
- Operating Environment: 0–50 °C, 10–90 % RH (non‑condensing)
- Quality Assurance: Factory‑calibrated prior to shipment; calibration traceable to CONTEC standards.

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### 9. Additional Information

Warranty & Support
- Warranty Period: 3 years from date of purchase (limited to original purchaser)
- Coverage: Free repair or replacement for defects in materials or workmanship.
- Exclusions: Damage from misuse, modification, or improper installation.
- Service Procedure: Obtain RMA from CONTEC before returning any product.

Maintenance
- Periodically inspect connectors for dust or corrosion.
- Clean edge connectors with industrial alcohol if touched.
- Store in anti‑static packaging away from moisture and vibration.

Software Utilities
- C‑LOGGER: GUI‑based data logger for real‑time graphing, file saving, and Excel export.
- API‑AIO Diagnostic Tool: Verifies board operation and generates detailed reports.
- Sample Programs: Provided in C/C++, Visual Basic, and gcc for rapid development.
- LabVIEW VI‑DAQ / MATLAB ML‑DAQ: Free downloadable libraries for integration with engineering environments.

Calibration
- Factory‑calibrated; user recalibration not required under normal conditions.
- Contact CONTEC service if performance deviates from specifications.

Upward Compatibility
- Fully compatible with previous E‑series boards (e.g., AD16‑16U(PCI)EH) with improved power efficiency (reduced from 1400 mA to 1000 mA) and smaller height (105.68 mm).
- Applications developed for E‑series can be reused with minor adjustments.

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### Summary

The CONTEC AD16‑16U(PCI)EV is a professional‑grade PCI analog I/O board engineered for high‑speed, high‑resolution data acquisition. With 16‑bit precision, 1 MS/s throughput, and a 16 M‑sample buffer, it delivers exceptional performance for demanding measurement and control tasks. Its flexible configuration—supporting multiple input modes, trigger types, and software environments—makes it suitable for laboratory research, industrial automation, and embedded test systems. Comprehensive driver support for Windows and Linux, along with MATLAB and LabVIEW integration, ensures seamless deployment across diverse development platforms. Certified to CE, VCCI, and RoHS standards, the AD16‑16U(PCI)EV combines reliability, precision, and expandability in a compact PCI form factor.