© National Instruments Corporation
A-1
SCXI-1162 User Manual
Appendix A
Specifications
This appendix lists the specifications for the SCXI-1162. These are typical at 25
°
C and 50%
humidity unless otherwise stated. The operating temperature range is 0
°
to 50
°
C.
Digital Inputs
Power requirements per bank
Supply voltage (Vcc)
+4 V minimum, +10 V maximum
(referenced to minimum signal level)
Inputs per channel
Logic low input voltage
(Vcc - 10 V) minimum, (Vcc - 4 V) maximum
Logic high input voltage
(Vcc - 1.5 V) minimum, (Vcc + 5 V) maximum
Logic low input current
7 mA minimum, 25 mA maximum
Input resistance
360
Ω
Isolation, bank-to-bank
and bank-to-ground
Breakdown
1,900 Vrms maximum
Working
450 Vrms maximum
Maximum speed
Propagation delay, parallel mode
(Vcc = 5 V)
2
µ
sec maximum, 0.5
µ
sec typical
Serial data rate
580 reads/sec
*
Common-mode rejection
1,000 V/
µ
sec typical
Physical
Dimensions
1.2 by 6.8 by 8.0 in.
Connectors
50-pin male ribbon-cable rear connector
48-pin DIN C male front connector
(48-screw terminal adapter available)
*
Serial data rate depends on the computer and software. This rate is the result of running a C program using
NI-DAQ driver software on a 33 MHz 80386 computer.