Basic Parameters

Model: PCI‑6115

Part Number: 778554‑01

Brand: National Instruments NI

Series: S-Series (Synchronous Sampling, Ultra High Sampling Rate, Wide Voltage Range)

Bus: PCI (3.3 V / 5 V compatible, full-length card)

Type: Multi-functional Synchronous Sampling DAQ (AI + AO + DIO + Counter)

Analog Input: 4 channels pseudo-differential (each channel independent ADC)

Analog Output: 2 channels 16 bits

Resolution: AI 12 bits; AO 16 bits

Sampling Rate: AI 10 MS/s per channel (synchronous)

Onboard Memory: 32 MB (optional 64 MB)

Digital I/O: 8 channels bidirectional (5 V TTL/CMOS)

Counter: 2 channels 24 bits (20 MHz)

Connector: 68-pin SCSI-II

Product Status: Out of Production

Features: 4-channel synchronous, 10 MS/s, ±42 V wide range, AC/DC coupling, 32MB cache, S-Series high-speed flagship

Analog Output (AO)

Number of channels: 2

Resolution: 16 bits

Output range: ±10 V (fixed)

Update rate: 4 MS/s (single channel); 2.5 MS/s (dual channel)

Drive capability: ±5 mA

Setup time: 8 µs (to ±0.5 LSB) slew rate 20 V/µs

Digital I/O (DIO)

Number of channels 8 bidirectional (P0.<0-7>)

Level 5 V TTL/CMOS compatible

Input high ≥ 2.0 V; low ≤ 0.8 V

Output high ≥ 2.4 V; low ≤ 0.4 V

Power-on state High resistance (50 kΩ pulled up to +5 V)

Maximum rate 10 MHz

Counter / Timer

Number of channels 2

Resolution 24 bits

Clock Internal 20 MHz / External

Functions Event counting, pulse generation, frequency measurement, encoder interface

Trigger and Synchronization

Trigger Analog trigger (AI 0–3) / External digital trigger (PFI0)

Trigger mode Edge / Gate control

Synchronization RTSI multi-card synchronization

DMA 3 channels (AI/AO/Counter)

Physical Electrical

Size Standard PCI full-length card

Interface 68-pin SCSI-II

Power supply +5 V 2.5 A

Temperature 0–50 °C

Humidity 10%–90% no condensation

Software compatibility

Driver NI-DAQmx

Development environment LabVIEW, LabWindows/CVI, C#, C++

System Windows XP/7/10/11 32/64 bit

Core features

4-channel synchronization 10 MS/s, 12-bit ultra-high-speed AI

±42 V wide range, AC/DC coupling, independent ADC without phase difference

32 MB onboard cache, 3rd-order anti-aliasing filter, large-capacity FIFO

2 channels 16-bit AO (4 MS/s), 8DIO, 2 channels 24-bit counter

DMA high-speed transmission, RTSI multi-card synchronization, industrial-grade anti-interference

Suitable for 42V automotive electronics, radar/sonar/ultrasound, transient impact testing, high-energy physics, mid-frequency signal acquisition, multi-channel synchronization ultra-high-speed testing