Chapter 4 Signal Connections
AT-MIO/AI E Series User Manual 4-14
National Instruments Corporation
Table 4-4 shows the I/O signal summary for the AT-MIO-16XE-50.
Table 4-4. I/O Signal Summary, AT-MIO-16XE-50
Signal Name Drive Impedance
Input/
Output
Protection
(Volts)
On/Off
Source
(mA at V)
Sink
(mA at
V)
Rise
Time
(ns)
Bias
ACH<0..15> AI 20 GΩ in
parallel
with
100 pF
25/15 — — — ±3 nA
AISENSE AI 20 GΩ in
parallel
with
100 pF
25/15 — — — ±3 nA
AIGND AO — — — — — —
DAC0OUT AO 0.1 Ω Short-circuit
to ground
5 at 10 5 at -10 2
V/µs
—
DAC1OUT AO 0.1 Ω Short-circuit
to ground
5 at 10 5 at -10 2
V/µs
—
AOGND AO — — — — — —
DGND DO — — — — — —
VCC DO 0.1 Ω Short-circuit
to ground
1A — — —
DIO<0..7> DIO — V
cc
+0.5 13 at (V
cc
-0.4) 24 at 0.4 1.1 50 kΩ pu
1
SCANCLK DO — — 3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 kΩ pu
EXTSTROBE* DO — — 3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 kΩ pu
PFI0/TRIG1 DIO — V
cc
+0.5 3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 kΩ pu
PFI1/TRIG2 DIO — V
cc
+0.5 3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 kΩ pu
PFI2/CONVERT* DIO — V
cc
+0.5 3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 kΩ pu
PFI3/GPCTR1_SOURCE DIO — V
cc
+0.5 3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 kΩ pu
PFI4/GPCTR1_GATE DIO — V
cc
+0.5 3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 kΩ pu
GPCTR1_OUT DO — — 3.5 at (V
cc
-0.4) 5 at 0.4 1.5 50 kΩ pu