Connector Options

Connect to SCB-A68D terminal block via VHDCI-68-pin shielded cable

AD Analog Input

ADC Resolution

16-bit

Input Channels

64 single-ended/32 differential asynchronous acquisition (PXIe-5640/5642);

32 single-ended/16 differential asynchronous acquisition (PXIe-5641/5643)

Input Range

±10V, ±5V, ±2V, ±1V

Sampling Rate

Up to 2 MHz per channel, up to 500 kHz multi-channel

Sampling Modes

On-demand single-point, continuous, finite-point acquisition

Memory Depth

16K-point FIFO

AD Trigger Sources

First AD channel trigger, analog trigger, digital trigger

DA Analog Output

Output Channels

4 synchronous outputs (PXIe-5640);

2 synchronous outputs (PXIe-5641);

0 synchronous outputs (PXIe-5642/5643, no DA function)

Output Rate

16-bit DA accuracy, up to 2 MHz sampling rate

Range

±10V

Memory Depth

16K-point FIFO

CTR Counter

Number of Channels

2 32-bit channels (PXIe-5640/5642);

1 32-bit channel (PXIe-5641/5643)

Electrical Standard

TTL level

Counter Functions

CI: Edge counting, frequency measurement, period measurement, half-period measurement, pulse width measurement,

two-edge separation measurement, linear position measurement, angular position measurement

CO: Pulse output

Sampling Modes

CI: On-demand single-point, finite-point, continuous sampling

CI Memory Depth: 2K-point FIFO

CO: On-demand single-point, finite-point, continuous sampling

DI/O

Number of Channels

8 buffered channels

PFI Channels

16 static digital I/O, timing signal I/O

(PXIe-5640/5642);

8 static digital I/O, timing signal I/O

(PXIe-5641/5643)

Configuration

Programmable I/O direction and state

DIO Memory Depth

2K-point FIFO

Software Auto-Calibration

Supports Multi-Card Synchronization