Owner's manual

Chapter 4 Signal Connections
DAQCard E Series User Manual 4-6  National Instruments Corporation
DGND
DO — — — — — —
VCC DO 0.45 Ω
Short-circuit
to ground
250 at V
cc
— — —
DIO<0..7> DIO — V
cc
+0.5 13 at (V
cc
-0.4) 24 at
0.4
1.1 50 k Ω pu
1
SCANCLK DO — — 3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 k Ω pu
EXTSTROBE* DO — — 3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 k Ω pu
PFI0/TRIG1 ADIO 10 k Ω
V
cc
+0.5/ ± 35
3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 k Ω pu
2
PFI1/TRIG2
DIO — V
cc
+0.5 3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 k Ω pu
PFI2/CONVERT* DIO — V
cc
+0.5
3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 k Ω pu
PFI3/GPCTR1_SOURCE DIO — V
cc
+0.5 3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 k Ω pu
PFI4/GPCTR1_GATE DIO — V
cc
+0.5 3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 k Ω pu
GPCTR1_OUT DO — — 3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 k Ω pu
PFI5/UPDATE* DIO — V
cc
+0.5 3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 k Ω pu
PFI6/WFTRIG DIO — V
cc
+0.5 3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 k Ω pu
PFI7/STARTSCAN DIO — V
cc
+0.5 3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 k Ω pu
PFI8/GPCTR0_SOURCE DIO — V
cc
+0.5 3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 k Ω pu
PFI9/GPCTR0_GATE DIO — V
cc
+0.5 3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 k Ω pu
GPCTR0_OUT DO — — 3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 k Ω pu
Table 4-2. I/O Signal Summary, DAQCard-AI-16E-4 (Continued)
Signal Name
Drive Impedance
Input/
Output
Protection
(Volts)
On/Off
Source
(mA at V)
Sink
(mA at
V)
Rise
Time
(ns)
Bias