National Instruments AT-MIO/AI E Series User Manual page 62

Table 4-3.
Signal Name
PFI5/UPDATE*
PFI6/WFTRIG
PFI7/STARTSCAN
PFI8/GPCTR0_SOURCE
PFI9/GPCTR0_GATE
GPCTR0_OUT
FREQ_OUT
AI = Analog Input
AO = Analog 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-16XE-10 and AT-AI-16XE-10 (Continued)
Drive Impedance
Input/
Output
DIO —
DIO —
DIO —
DIO —
DIO —
DO —
DO —
DIO = Digital Input/Output
DO = Digital Output
Protection Source
(Volts) (mA at V)
On/Off
V cc +0.5 3.5 at (V cc -0.4)
V cc +0.5 3.5 at (V cc -0.4)
V cc +0.5 3.5 at (V cc -0.4)
V cc +0.5 3.5 at (V cc -0.4)
V cc +0.5 3.5 at (V cc -0.4)
— 3.5 at (V cc -0.4)
— 3.5 at (V cc -0.4)
pu = pullup
4-13
Chapter 4 Signal Connections
Sink Rise Bias
(mA at Time
V) (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
AT-MIO/AI E Series User Manual