NI 9401 Operating Instructions and Specifications
14
ni.com
Maxim
u
m inp
u
t signal switching freq
u
ency by n
u
mber of inp
u
t
channels, per channel
8 inp
u
t channels.......................... 9 MHz
4 inp
u
t channels.......................... 16 MHz
2 inp
u
t channels.......................... 30 MHz
Maxim
u
m o
u
tp
u
t signal switching freq
u
ency by n
u
mber of o
u
tp
u
t
channels with an o
u
tp
u
t load of 1 mA, 50 pF, per channel
8 o
u
tp
u
t channels........................ 5 MHz
4 o
u
tp
u
t channels........................ 10 MHz
2 o
u
tp
u
t channels........................ 20 MHz
I/O propagation delay ....................... 100 ns max
I/O p
u
lse width distortion ................. 10 ns typ
Inp
u
t c
u
rrent (0 V
≤
V
in
≤
4.5 V)...... ±250
μ
A typ
Inp
u
t capacitance .............................. 30 pF typ
Inp
u
t rise/fall time............................. 500 ns max
Overvoltage protection,
channel-to-COM ............................... ±30 V max on one channel at
a time; however, contin
u
ed
u
se at this level will degrade
the life of the mod
u
le.
