National Instruments AT-MIO-16D, User Manual, Page: 62 / 291

Chapter 2 Configuration and Installation
© National Instruments Corporation 2-41 AT-MIO-16D User Manual
The following specifications and ratings apply to the Am9513A I/O signals:
Absolute maximum voltage input rating -0.5 V to +7.0 V with respect to DIG GND
Am9513A digital input specifications (referenced to DIG GND):
V
IH
input logic high voltage 2.2 V minimum
V
IL
input logic low voltage 0.8 V maximum
Input load current
±
10
µ
A maximum
Am9513A digital output specifications (referenced to DIG GND):
V
OH
output logic high voltage 2.4 V minimum
V
OL
output logic low voltage 0.4 V maximum
I
OH
output source current at V
OH
200
µ
A maximum
I
OL
output sink current at V
OL
3.2 mA maximum
Output current, high-impedance state
±
25
µ
A maximum
Figure 2-39 shows the timing requirements for the GATE and SOURCE input signals and the
timing specifications for the OUT output signals of the Am9513A.
SOURCE
V
IH
V
IL
V
IH
V
IL
t
sc
t
sp
t
sp
t
gsu
t
gh
t
gw
GATE
t
out
OUT
V
OH
V
OL
sc
t
t
t
t
t
t
145 nsec minimum
sp
70 nsec minimum
gsu
100 nsec minimum
gh
10 nsec minimum
gw
145 nsec minimum
out
300 nsec maximum
Figure 2-39. General-Purpose Timing Signals