User`s guide

8 • Introduction
• Time-base source: Internal 40MHz or External clock Input (f
max
:
40MHz, f
min
: 1MHz, 50% duty cycle)
• Trigger modes: post-trigger, delay-trigger, pre-trigger and mid-
dle-trigger
• Offset error:
P Before calibration: ±60mV max
P After calibration: ±1mV max
• Gain error:
P Before calibration: ±0.6% of output max
P After calibration: ±0.03% of output max for DAQ/PXI-2204
±0.01% of output max for DAQ/PXI-2205/2206
♦ Analog Output (AO)
• Number of channels: 2 analog voltage outputs
• D/A converter: LTC7545 or equivalent
• Maximum update rate: 1MS/s
• Resolution: 12 bits
• FIFO buffer size:
P 512 samples per channel when both channels are enabled for
timed output.
P 1024 samples when only one channel is used for timed output.
• Data transfers:
P Programmed I/O,
P Bus-mastering DMA with scatter/gather