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 G in
parallel
with
100 pF
25/15 ±3 nA
AISENSE AI 20 G in
parallel
with
100 pF
25/15 ±3 nA
AIGND AO — — —
DAC0OUT AO 0.1 Short-circuit
to ground 5 at 10 5 at -10 2
V/µs
DAC1OUT AO 0.1 Short-circuit
to ground 5 at 10 5 at -10 2
V/µs
AOGND AO — — —
DGND DO — — —
VCC DO 0.1 Short-circuit
to ground 1A — —
DIO<0..7> DIO — Vcc +0.5 13 at (Vcc -0.4) 24 at 0.4 1.1 50 k pu1
SCANCLK DO 3.5 at (Vcc -0.4) 5 at 0.4 1.5 50 k pu
EXTSTROBE* DO 3.5 at (Vcc -0.4) 5 at 0.4 1.5 50 k pu
PFI0/TRIG1 DIO — Vcc +0.5 3.5 at (Vcc -0.4) 5 at 0.4 1.5 50 k pu
PFI1/TRIG2 DIO — Vcc +0.5 3.5 at (Vcc -0.4) 5 at 0.4 1.5 50 k pu
PFI2/CONVERT* DIO — Vcc +0.5 3.5 at (Vcc -0.4) 5 at 0.4 1.5 50 k pu
PFI3/GPCTR1_SOURCE DIO Vcc +0.5 3.5 at (Vcc -0.4) 5 at 0.4 1.5 50 k pu
PFI4/GPCTR1_GATE DIO — Vcc +0.5 3.5 at (Vcc -0.4) 5 at 0.4 1.5 50 k pu
GPCTR1_OUT DO 3.5 at (Vcc -0.4) 5 at 0.4 1.5 50 k pu