PCI-1718 Series User Manual 52
Appendix A Specifications

A.1 Analog Input

Channels 16 single-ended or 8 differential or combination
Resolution 12-bit
FIFO Size 1K samples
Max. Sampling Rate 100 kS/s
Input range and
Gain List for PCI-
1718HDU
Gain 0.5 1 2 4 8
Unipolar N/A 0~10 0~5 0~2.5 0~1.25
Bipolar ±10 ±5 ±2.5 ±1.25 ±0.625
Bandwidth 4
Mhz
400
kHz
400
kHz
350
kHz
300
kHz
Gain error
(% FSR)
0.01 0.01 0.04
(1LSB)
0.07
(3LSB)
0.1
(4LSB)
PCI-1718HDU
Accuracy
DC DNLE: ±1LSB
INLE: ±1LSB
Offset error: Adjustable to 0
AC THD: -80 dB
ENOB: 11 bits
Zero Drift ( µV/°C) Range 0~10 0~5 0~2.5 0~1.25
480 240 120 60
Range ±10 ±5 ±2.5 ±1.25 ±0.625
160 80 40 20 10
Gain Drift (PPM/°C) 40
Common Mode
Volta ge
±11 V max. (operational)
Max. Input Voltage ±15 V
Input Protect 30 Vp-p
Input Impedance 100 M Ω/10pF(Off); 100 MΩ/100pF(On)
Trigger Mode Software, on-board Programmable Pacer or External
External TTL
Trigger Input
Low 0.8 V max.
High 2.0 V min.