● 48 Parallel Bits of Digital I/O Type 82C55 PPI mode 0
● Compatible with Opto-22 type Solid State Module Racks
● Two 24 bit groups (two 8 bit ports, two 4 bit ports each group)
● All bits are buffered, 64mA sink, 32m A source
● I/O pulled up to 5V for Contact Monitoring, Pulldown resistors are an option (factory installation)
● Fused (resetable) 5V available on pin 49 of each group
● I/O connectors: Two Industry Standard 50 pin headers plus one ten-pin header for counter timer
● Factory Options:
- 82C54 with three 16-bit counter/timers for event counting, frequency output, pulse width and frequency measurement
- 0 to 70°C and -40 to +85°C versions available
- Economy version without COS feature
- Pull-down resistors on I/O lines
- RoHS Available. Please contact us for ordering information
● Automatic Test Systems
● Laboratory Automation
● Robotics
● Machine Control
● Security Systems, Energy Management
● Relay Monitoring and Control
● Parallel Data Transfer to PC
● Sensing Switch Closures or TTL, DTL, CMOS Logic
● Driving Indicator Lights or Recorders
The optional 82C54 has three-sixteen bit down-counters within one chip. These counters are useful for making frequency outputs, measuring frequency of square waves, pulse width outputs, pulse width measurements etc. Software drivers are provided on CD.
