4
Characteristics and Specifications
Table 4-10 Analog output product specifications for high density multifunction DAQ device
Analog Output
Model Number
Resolution
Number of channels
Maximum update rate
Output ranges
Output coupling
Output impedance
Stability
Power on state
Trigger sources
Trigger modes
FIFO buffer size
Function generation mode
Table 4-11 Digital I/O product specifications for high density multifunction DAQ device
Digital I/O
Model Number
Number of bits
Compatibility
Input voltage
Input voltage range
Output voltage
88
U2355A | U2356A | U2331A
0 to 10 V, ±10 V, 0 to AO_EXT_REF, ±AO_EXT_REF
Any passive load up to 1500 pF
0 V steady state
External analog/digital trigger, SSI/star trigger
Post-trigger and delay-trigger
1 channel: Maximum 8 MSa, 2 channels: Maximum 4 MSa/ch
Sine-wave, square-wave, triangle, sawtooth and noise waveform
U2355A | U2356A | U2331A
24-bit programmable input/output
V
= 0.7 V max, I
IL
V
= 2.0 V min, I
IH
–0.5 V to +5.5 V
V
= 0.45 V max, I
OL
V
= 2.4 V min, I
OH
12 bits
2
1 MSa/s
DC
0.1 Ω Typical
TTL
= 10 µA max
IL
= 10 µA max
IH
= 8 mA max
OL
= 400 µA max
OH
U2300A Series USB DAQ User's Guide
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