Technical Specifications |
DIGITAL INPUT/OUTPUT
|
Digital type: |
74ACT373 USB-DIO96H hardware revision G and later: 74LCX24 Output: 74FCT244 |
Number of I/O |
96 |
Configuration |
Eight banks of 8, eight banks of 4, programmable by bank as input or output |
Pull-up/down configuration |
High impedance pull-up/down selectable with DIP switch for each digital input port. |
Input high |
2.0 V min, 5.5 V absolute max |
Input low |
0.8 V max, -0.5 V absolute |
Output high |
2.0 V min @ –24 mA |
Output low |
0.5 V max @ 64 mA |
Input impedance |
47 kΏ (series resistance) |
Source current |
24 mA per output max |
Power-up state |
Input mode |
Sink current |
64 mA per output max |
Debounce mode |
samples all inputs eight times over a specified interval, and latches out the input state when eight consecutive samples are identical (all 0 or all 1). Debouncing intervals: 1 ms, 2 ms, 5 ms, 10 ms, 20 ms, 50 ms, 100 ms, 200 ms, and 400 ms. |
Debounce interval accuracy |
+0% / –12.5% |
COUNTER
|
Pin name |
CTR; Schmitt trigger input protected with a 1.5 kOhms series resistor |
Counter type |
Event counter |
Number of channels |
1 |
Input type |
TTL, rising edge triggered |
Input source |
CTR Screw terminal |
Resolution |
32 bits |
Input high voltage limit |
5.0 V recommended max, 5.5 V absolute max |
Input leakage current |
+-1 µA |
Input low voltage limit |
0 V recommended min, –0.5 V absolute min |
High pulse width |
500 ns min |
Low pulse width |
500 ns min |
Input low voltage |
0 V min, 1.0 V max |
Input high voltage |
4.0 V min, 15.0 V max |
DATA TRANSFER RATES
|
Digital I/O transfer rates (software paced) |
System dependent, 33 to 250 port reads/writes or single bit reads/writes per second type |
Counter/timer read/write rates (software paced) |
USB-DIO96H only Counter read: system dependent, 33 to 250 reads per second Counter clear: system-dependent, 33 to 250 writes per second |
POWER
|
USB +5V Supply current |
< 100 mA |
USB +5V input voltage range |
4.75 V min to 5.25 V max |
External power supply |
5 VDC, 15 W, 5% regulation |
Alternate external power supply |
Jumper selectable Molex® connector internal to case |
Voltage supervisor limits |
4.13 V > Vext or Vext > 5.59 V: PWR LED = Off; (power fault) 4.13 V < Vext < 5.59 V: PWR LED = On |
User 5 V output voltage rang |
4.0 V min, 5.25 V max |
VUser 5 V output current available |
50 mA max |
Power supply current: |
2.7 A max |
ENVIRONMENTAL
|
Operating temperature range |
0 °C to 60 °C |
Storage temperature range |
–40 °C to 85 °C |
Humidity |
0% to 90% non-condensing |
MECHANICAL
|
Dimensions (L x W x H) |
304.8 × 121.9 × 20.0 mm (12.0 × 4.8 × 0.8 in.) |
Enclosure dimensions (L x W x H) |
342.9 × 125.7 × 58.9 mm (13.50 × 4.95 × 2.32 in.) |
USB cable type |
A-B cable, UL type AWM 2725 or equivalent. Min 24 AWG VBUS/GND, min 28 AWG D+/D– |