Main Parameters (Chinese Version - Simplified)

1. Analog Output (AO)

Channels: 4 single-ended voltage outputs (AO0–AO3)

Resolution: 12 bits (4096 levels)

Output range: ±10 V (fixed)

Maximum update rate: 1 MS/s/channel (single channel)

Multi-channel synchronization: 4 channels update simultaneously (hardware clock)

Accuracy (25 °C):

Offset error: ±2.5 mV

Gain error: ±0.06% full scale

Temperature coefficient: 5 ppm/°C (gain)

Stability time: ≤10 μs (to ±0.01%)

Load: ≥1 kΩ, maximum ±10 mA

Drive mode: Hardware timing (waveform) / Software timing (static)

2. Digital I/O (DIO)

Channels: 8 bidirectional, 5 V TTL/CMOS

Input: Low ≤ 0.8 V; High ≥ 2.0 V

Output: Low ≤ 0.55 V @ 16 mA; High ≥ 2.4 V @ 16 mA

Power-on: Input high impedance

3. Counter / Timer

Quantity: 2 24-bit, 20 MHz

Function: Event counting, pulse generation, frequency / period measurement, trigger synchronization

4. Clock and Trigger

Internal clock: 100 MHz base

External clock: Supported (TTL level)

Trigger: Digital edge trigger (rising/falling), supports external trigger synchronization

5. Power Supply and Environment

Power supply: +5 V @ 1.2 A; ±12 V @ 70 mA

Operating temperature: 0 - 55 °C

Size: Half-length PCI card (approximately 17 cm × 10 cm)

6. Typical applications

High-speed waveform generation (sine / square / triangular wave, custom waveform)

Closed-loop control (motors, power supplies, temperature / pressure circuits)

Sensor / signal simulation (analog thermocouples, pressure, flow signals)

Stimulation-response testing (electronic components, amplifiers, filter testing)

High-precision automated testing (ATE)

Key features (summarized in one sentence)

4 channels of 12-bit, 1 MS/s synchronous output, hardware timing, suitable for high-speed waveforms and closed-loop control

8 channels of DIO + 2 channels of counters, high integration, simplifies the system

±10 V fixed range, stable accuracy, easy to use

Out of production. New design recommended: PCIe-6738 (16 bits, 32 channels, 1 MS/s)