The Keithley KPCI-3116A is a multifunction data acquisition board for PCI bus systems, delivering 16-bit analog input and output capabilities alongside digital I/O and counter/timer functionality. This board integrates high-speed analog acquisition, precision waveform generation, and real-time digital control in a single PCI form factor, enabling demanding measurement and control applications across engineering and laboratory environments.
## Technical Specifications
**Analog Input**
• 16-bit resolution
• 32 single-ended or 16 differential input channels
• Sampling speed: Up to 250 kS/s
• Input range: -10 V to +10 V
• Programmable gains: 1, 2, 4, 8
• 1024-location channel-gain queue
• Triggered and continuously-paced scan modes
• Pre-trigger, post-trigger, and about-trigger capability
• Analog or digital trigger sources
• Up to 256 re-triggers per scan; 262,144 samples maximum per trigger
**Analog Output**
• 2 high-resolution DAC outputs
• Output speed: Up to 200 kS/s
• 16-bit resolution (0 to 65535 code range for 10 V output)
• 20 kHz configurable output filters
**Digital I/O**
• 16 programmable lines (two 8-line banks)
• Scanning speed: Up to 3 MHz
• Dynamic digital input integration with analog channel-gain queue
• 2 auxiliary digital outputs for analog-triggered synchronization
**Counter/Timers**
• 4 user-accessible 16-bit counter/timers
• Event counting, frequency measurement, one-shot and frequency output modes
• Configurable duty cycle and output polarity
**Bus Interface**
• PCI bus with bus mastering support
## Key Features
• High-speed simultaneous sampling via triggered scan mode with sample-and-hold emulation
• Integrated analog and digital measurement in single acquisition queue
• Time-stamped digital input relative to analog channels
• 32-bit DriverLINX software drivers with Windows OS support
## Typical Applications
Multichannel data logging, real-time process control, waveform synthesis and analysis, event timing, and synchronized analog-digital measurement systems.
## Compatibility & Integration
Supports LabVIEW, ExceLINX, VisualSCOPE, and TestPoint environments. Includes bundled application software and startup utilities.
