National Instruments 3.21E+04 用户手册
National Instruments Corporation
A-19
AT-MIO/AI E Series User Manual
AT-MIO-16XE-10 and AT-AI-16XE-10
Analog Input
Input Characteristics
Number of channels ...........................16 single-ended or 8 differential
(software-selectable)
Type of ADC .....................................Successive approximation
Resolution ..........................................16 bits, 1 in 65,536
Maximum sampling rate.....................100 kS/s guaranteed
Input coupling ....................................DC
Maximum working voltage ................Each input should remain
within
±
11 V of ground
Overvoltage protection.......................
±
25 V powered on,
±
15 V
powered off
Inputs protected .......................... ACH<0..15>, AISENSE
FIFO buffer size.................................512 samples
Data transfers .....................................DMA, interrupts, programmed
I/O
DMA modes.......................................Single transfer, demand transfer
Input signal ranges .................
Board Gain
(Software
Selectable)
Board Range
(Software Selectable)
Bipolar
Unipolar
1
±
10.0 V
0 to 10 V
2
±
5.0 V
0 to 5 V
5
±
2.0 V
0 to 2 V
10
±
1.0 V
0 to 1 V
20
±
0.5 V
0 to 0.5 V
50
±
0.2 V
0 to 0.2 V
100
±
0.1 V
0 to 0.1 V