
PCI-DAS6030 & PCI-DAS6032 User's Guide
Specifications
37
Parametrics
Table 7. Parametric specifications
Parameter
Specification
Max working voltage
( common-mode)
±11 V
CMRR @ 60 Hz
±10 V range and 0 to 10 V: 92 dB
±5 V range and 0 to 5 V:
97 dB
±2 V range and 0 to 2 V:
101 dB
±1 V range and 0 to 1 V:
104 dB
±0.5 V range and 0 to 0.5 V: 105 dB
±0.2 V range and 0 to 0.2 V: 105 dB
±0.1 V range and 0 to 0.1 V: 105 dB
Small signal bandwidth, all ranges
255 kHz
Input coupling
DC
Input impedance
100 G
Ω
in normal operation.
Input bias current
±200 pA
Input offset current
±100 pA
Absolute maximum input voltage
Power ON: ±25 V, Power OFF: ±15 V (±20 mA, Note 3)
Protected inputs:
CH<15:0> IN
AISENSE
Power on and reset state
CH0 IN, single-ended mode, 0 V to 0.1 V input range (Note 4)
Crosstalk
Adjacent Channels: –75 dB
All other Channels: –90 dB
Note 3:
The analog input sink/source current must be limited to an maximum of ±20 mA in the power OFF
state to prevent damage to the board. A 1000 Ω (¼ W) current limiting resistor should be placed in
series with each analog input channel being used in applications where the power OFF state
sink/source current into the board can exceed ±20 mA. Resistance values >1000 Ω may adversely
affect the noise and settling time performance of the board.
Note 4:
Care should be taken to avoid the application of an input voltage to CH0 IN that could overdrive the
analog input circuit. Any unused analog input channel should be connected to LLGND.
Noise performance
Table 8 summarizes the noise performance for the PCI-DAS6030 and PCI-DAS6032. Noise distribution is
determined by gathering 50 K samples with inputs tied to ground at the user connector. Samples are gathered
100 kS/s sampling rate. The specification applies to both single-ended and differential modes of operation.
Table 8. Analog input noise performance specifications
Range
LSBrms
Typical counts
±10 V
0.6
8
±5 V
0.6
8
±2 V
0.6
8
±1 V
0.6
8
±500 mV
0.7
8
±200 mV
1.1
11
±100 mV
2.0
17
0 to 10 V
0.8
8
0 to 5 V
0.8
8
0 to 2 V
0.8
8
0 to 1 V
0.8
8
0 to 500 mV
1.1
11
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