| Features |
| 9-ch 16-bit counter-timers (8254) |
| Multi-function measurement of frequency,
counts or time; one timebase channel |
| 1MHz max output; 500KHz max input |
| Schmitt trigger inputs |
| Buffered outputs |
| 16 digital inputs |
| 8 interrupt inputs |
| 8-bit
PC(ISA) bus interface |
| |
| Specification |
| Nine 16-bit counter/timers from 3 x 8254
ICs |
| 8-ch routed to I/O connector; 1-ch
timebase |
| 16 digital inputs; 8 interrupt inputs |
| Interrupts: timer 0 or 8 interrupt
inputs (IRQ2,3) |
| TTL-compatible input voltage range |
| Base address range: 0 to 3FE hex |
| I/O address space: 2 bytes |
| I/O connector: 50-way D-type |
| PCbus interface: 8 bit PC/ISA |
| Height: 107mm |
| Length: 203mm |
| Power consumption: 520mA
(typ) @ +5V |
| Operating temperature: 0 to +70°C |
| Storage temperature: -40 to +125°C |
| MTBF: 270,000 hrs |
| Software
Support: FREE Windows NT 4.0 Drivers,
FREE
Integrated I/O 'C' Library |