The Acquitek CH-3150 is a high-speed data acquisition board designed for PCI bus systems, offering robust data acquisition capabilities for industrial and scientific applications. It features a 12-bit Analog-to-Digital (A/D) converter and can achieve high sampling rates, configurable based on the number of active input channels. The board also includes digital-to-analog (D/A) conversion capabilities, digital I/O, and counter/timers, making it a versatile tool for complex measurement and control tasks. Its architecture supports PCI bus-mastering for efficient data transfer.
## Technical Specifications
### Analog Inputs
* **Number of Channels:** Up to 4 input channels (specific configurations vary, e.g., CH-3150/1 has 2 inputs)
* **A/D Resolution:** 12-bit
* **Maximum Sampling Rate:**
* Single Channel: Up to 40 MS/s
* Dual Channel: Up to 20 MS/s
* Quad Channel: Up to 10 MS/s
* **Input Range:** Software selectable, including ±50mV, ±100mV, ±200mV, ±500mV, ±1V, ±2V, ±5V
* **Impedance:** High impedance (for light circuit loading) or 50 Ohm (for minimum noise on small signals) or 1 MΩ or 50Ω (software selectable)
* **Coupling:** DC or AC or DC (software selectable)
* **Analog Bandwidth:** 70 MHz (3 dB)
* **Gain Accuracy:** +/- 0.1 dB relative to full scale (at 100 kHz)
* **Zero Accuracy:** 0.1% of range +/- 1mV (at DC)
* **DNL:** < 1 LSB (monotonic)
* **INL:** < 1 LSB or < 4 LSB
* **SNR:** 64 dB (500 kHz input, 1 Vpp range) or 72 dB (500 kHz output, 1 Vpp range)
* **SFDR:** 55 dB (1 Vpp range) or 60 dB (1 Vpp range)
* **Input Amplifiers:** High-speed instrumentation amplifier, differential input amplifier### Analog Outputs
* **Number of Channels:** Up to 2 output channels
* **D/A Resolution:** 12-bit
* **Maximum Update Rate:**
* Single Channel: Up to 40 MS/s
* Dual Channel: 20 MS/s per channel
* **Full Scale Output:** Software selectable, ±50mV, ±100mV, ±200mV, ±500mV, ±1V, ±2V, ±5V (into 50Ω load)
* **Output Impedance:** 50Ω (75Ω available)
* **Analog Reconstruction Filtering:** 7th Order Butterworth, 8 MHz 3dB Frequency
* **Operating Modes:** Arbitrary Waveform with automatic looping, Function generation (sine, square, triangle)
* **D/A Sample Clock Resolution:** 1 Hz from onboard DDS### Memory
* **Local Acquisition Memory:** Up to 16 MB (64 MB optional)
* **Local Waveform Memory:** Up to 16 MB (64 MB optional)### Triggering
* **Sources:** Channel 1, Channel 2, External, Software, Digital I/O
* **External Trigger Input:** ±2.5V, 100 kΩ Zin, 25 ns min. Pulse width
* **External Trigger Level:** ±2.5V, 256 Steps
* **External Trigger Slope:** Positive or Negative
* **Triggering Modes:** Analog, Digital, Software### Sample Clock
* **Internal Clock Resolution:** 1 Hz
* **Internal Clock Range:**
* Single Channel: 1 Hz – 40 MHz
* Dual Channel: 1 Hz – 20 MHz
* **External Clock:** Must be >= 4x sample rate, 100 kΩ Zin, 80 MHz max
### Digital I/O
* **Number of Channels:** 16 (two 8-bit ports)
* **Configuration:** Each port selectable as input or output
* **Input High Voltage:** 2.0V, 5V max.
* **Input Low Voltage:** 0.8V, 0V min.
* **Output High Voltage:** 2.4V min @ 24 mA
* **Output Low Voltage:** 0.4V max @ 24 mA
* **Power-Up State:** Input (High Impedance)
* **Synchronous Operation:** Synchronous with Analog I/O
### Counter/Timers
* **Number:** 2 (24-bit)
* **Clock Source:** Internal from A/D or D/A clock
* **Maximum Speed:** 80 MHz
* **Modes:** 8254 modes 1, 2, 3, 5
### Onboard Processor
* **Type:** 143 MHz, 32-bit DSP
* **Functionality:** Numerical coprocessing, real-time control of inputs/outputs, triggering, algorithm acceleration, real-time execution
### Interfaces
* **Bus Type:** 32-bit PCI
* **Data Transfer:** PCI Bus-Mastering Transfers at >80 MB/s sustained
### Physical and Environmental
* **Dimensions:** 7.15 in x 4.20 in (182 mm x 107 mm)
* **Power Consumption:** 1.75 A @ +5V, 500 mA @ +12V
* **Operating Temperature:** 0°C to 55°C
* **Storage Temperature:** -20°C to 70°C
* **Connectors:**
* 5 BNC Female (2 Input, 2 Output, 1 Ext Trig/Clk/Sync Out)
* 40 Pin Header (Digital I/O)
### Compatibility
* **Operating Systems:** Windows 98/Me/2000/XP, Linux
### Software
* **Bundled Software:** Acquitek Control Center, Acquitek Bench, Acquitek SDK (includes sample code for LabVIEW, MATLAB, C++, Visual Basic, DASYLab, Excel, VEE Pro, Tespoint, ActiveX, and Linux)
* **Recommended Software:** AcquiFlex Software (not included)
Why Choose Aumictech for Acquitek CH-3150 High Speed Data Acquisition Board for PCI?
At Aumictech, we specialize in supplying high-end data acquisition equipment. Whether you need reliable, high-speed data capture, precise signal generation, or flexible digital I/O for your industrial or scientific applications, our team ensures the Acquitek CH-3150 delivers maximum performance for your application.
