PCI 703 User Manual
Eagle Technology - Data Acquisition
Eagle Technology © Copyright 2001-2004 – www.eagledaq.com
32
Gains > 5, 0.8 LSB (rms)
Maximum Safe Input Range
±
15V
Maximum Operating Input Range
±
5V
Analog Input Characteristics – PCI703S
Differential Input Amplifier Characteristics (AD620BR)
Input Coupling
DC
Input Impedance
>1 G
Ω
, in parallel with 50 pF maximum
Bandwidth
120 KHz at
±
5V input voltage swing
Offset Voltage
±
500 uV
Gain Error
±
0.002% (Gain=1)
Maximum Safe Input Range
±
15V
Maximum Operating Input Range
±
5V
Sample and Hold Amplifier Characteristics (AD684)
Bandwidth
1 MHz at
±
5V input voltage swing
Hold Mode Offset Voltage
±
3 mV
Gain Error
±
0.05%
Programmable Gain Amplifier Characteristics
Bandwidth
600 KHz at
±
5V input voltage swing
Offset Voltage
±
200 uV
Gain Error
±
0.008%
Input Characteristics
Input Signal Ranges
Channel Gain
Bipolar Range
0.50
±
5V
1.00
±
2.5V
2.50
±
1V
5.00
±
500 mV
10.00
±
250 mV
25.00
±
100 mV
50.00
±
50 mV
100.00
±
25 mV
Input Coupling
DC
Maximum Working Voltage
±
10V relative to analog ground
Over Voltage Protection
±
25V when power is on, relative to analog ground
±
35V when power is off, relative to analog ground
FIFO Buffer Size
4096
Channel List Buffer Size
Maximum 2048
Data Transfer
Programmed I/O, Interrupts, BM DMA
Conversion Characteristics
Maximum Sampling Rate
400 000 samples per second (S/s)
Resolution
14 bits
Relative Accuracy
±
1 LSB max
Offset Error (Gain = 1)
±
0.4 mV max
Offset Error (Gain = 10)
±
0.6 mV max
Offset Error (Gain = 50)
±
0.1 mV max
Gain Error
±
0.02% of max reading