Counter Section; Memory; Microcontroller - Measurement Computing USB-1608FS-Plus User Manual

USB-1608FS-Plus User's Guide

Counter section

Parameter
Pin name
Counter type
Number of channels
Input type
Input source
Resolution
Schmitt trigger hysteresis
Input high voltage threshold
Input high voltage limit
Input low voltage threshold
Input low voltage limit
Input frequency
High pulse width
Low pulse width

Memory

Parameter
Data FIFO
EEPROM

Microcontroller

Parameter
Type
Table 8. Counter specifications
Specification
CTR
Event counter
1
Schmitt trigger, 47 kΩ pull-down to ground
CTR screw terminal
32 bits
1.01 V typ
0.6 V min
1.5 V max
2.43 V typ
1.9 V min
3.1V max
5.5 V absolute max
1.42 V typ
1.0 V min
2.0 V max
-0.5 V absolute min
0 V recommended min
1 MHz max
500 ns min
500 ns min
Table 9. Memory specifications
Specification
32,768 samples, 65,536 bytes
2,048 bytes (768 bytes calibration, 256 bytes user, 1,024 bytes DAQFlex)
Table 10. Microcontroller specifications
Specification
High performance 32-bit RISC microcontroller
20
Specifications