National Instruments AT-MIO/AI E Series User Manual page 60

Table 4-2.
Signal Name
PFI3/GPCTR1_SOURCE
PFI4/GPCTR1_GATE
GPCTR1_OUT
PFI5/UPDATE*
PFI6/WFTRIG
PFI7/STARTSCAN
PFI8/GPCTR0_SOURCE
PFI9/GPCTR0_GATE
GPCTR0_OUT
FREQ_OUT
1
DIO <6..7> are also pulled down with a 50 k resistor.
AI = Analog Input DIO = Digital Input/Output
AO = Analog Output DO = Digital Output
Note: The tolerance on the 50 k pullup and pulldown resistors is very large. Actual value may range between
17 k and 100 k .
National Instruments Corporation
I/O Signal Summary, AT-MIO-16E-10 and AT-MIO-16DE-10 (Continued)
Drive Impedance Protection
Input/
Output
DIO — V cc +0.5
DIO — V cc +0.5
DO — —
DIO — V cc +0.5
DIO — V cc +0.5
DIO — V cc +0.5
DIO — V cc +0.5
DIO — V cc +0.5
DO — —
DO — —
Source
(Volts) (mA at V)
On/Off
3.5 at (V cc -0.4)
3.5 at (V cc -0.4)
3.5 at (V cc -0.4)
3.5 at (V cc -0.4)
3.5 at (V cc -0.4)
3.5 at (V cc -0.4)
3.5 at (V cc -0.4)
3.5 at (V cc- 0.4)
3.5 at (V cc -0.4)
3.5 at (V cc -0.4)
pu = pullup
4-11
Chapter 4 Signal Connections
Sink Rise Bias
(mA at V) Time
(ns)
5 at 0.4 1.5 50 k pu
5 at 0.4 1.5 50 k pu
5 at 0.4 1.5 50 k pu
5 at 0.4 1.5 50 k pu
5 at 0.4 1.5 50 k pu
5 at 0.4 1.5 50 k pu
5 at 0.4 1.5 50 k pu
5 at 0.4 1.5 50 k pu
5 at 0.4 1.5 50 k pu
5 at 0.4 1.5 50 k pu
AT-MIO/AI E Series User Manual