ADLINK PCI-9524 User Manual
Page 32
16
Introduction
ADLINK Technology Inc.
Copyright 2008
Isolated Pulse Command Outputs
X
Number of channels: 3
X
Output type: AM26LS31 differential line-driver
X
Compliant to ANSI TIA/EIA-422-B and ITU Recommenda-
tion V.11 standards
X
Logic Compatibility: 5V TTL with complementary output
X
Output voltage:
Z
Logic low: VOL = 0.5 V max.; IOL = 20 mA max.
Z
Logic high: VOH = 2.4 V min.; IIH = -20 mA max.
X
Programmable duty cycle: 1% to 99%
X
Maximum pulse frequency: 1 MHz
X
Direction control modes: CLK/DIR & CW/CCW
X
Pulse counter: 1 to 16777215
X
Pulse Comparator Trigger to initiate AI acquisition once
condition is met
X
Data transfers: Programmed I/O
Isolated Quadrature Encoder Inputs
X
Number of channels: 3
X
Input type: AB-Phase differential inputs
X
Input impedance: 249
Ω
|| 220 pF
X
Input voltage:
Z
Logic low: VIL = 0.8 V max.
Z
Logic high: VIH = 3.8 V min.
Z
Logic high: VIH = 9 V max.
X
Maximum Encoder frequency: 1 MHz
X
Decoder type: Quadrature, 4X resolution
X
Decoder counts: -8388608 to +8388607
X
Positional Comparator Trigger to initiate AI acquisition once
condition is met
X
Data transfers: Programmed I/O