ADLINK PCI-9527 - Manual (Page 21)

Introduction 9
ADLINK Technology Inc. PCI-9527
Copyright 2010 User’s Manual
1.3.3 Triggers, Timebase
Triggers
Trigger source
Software command, analog input, external digital
trigger
Trigger mode Post trigger, delay trigger
Trigger function Start trigger
Table 1-11: Triggers
Analog Trigger
Source
AI0 - AI1
Level ± Full-scale, programmable
Trigger conditions Positive or negative
Trigger resolution 24-bit
Table 1-12: Analog Trigger
Digital Trigger
Sources
Front panel SMB connector
Compatibility 5V TTL
Trigger polarity Rising or falling edge
Pulse width 25 ns minimum
Table 1-13: Digital Trigger
Timebase
Frequency
80 MHz
Internal Timebase Accu-
racy ±20 ppm, over operating temperature range
Table 1-14: Timebase