• 48 Channel high current bi-directional board
• Emulates 8255A PPI mode 0

PIN Assignment & Etc

• No. of channels: 120 24 signals / 2 groups
  
• Type: Bi-Directional TTL level (positive logic)
  
• I/O interface: Two 8255A mode 0 operation emulation circuits
  
• I/O signal: LS-TTL non-isolated
  
• Programmable mode: 8255A PPI Mode 0
  
  

• Pull-up resistor: 10K ohms
  
• Logical 0: 0.8V max @ -0.2 mA max (sink)
  
• Logical 1: 2.4V min @ 2µA max (source)
  
  

• Logical 0: 0.4mA max @24 mA max (sink)
  
• Logical 1: 2.4V min @ -15mA max (source)
  
  

• Interrupts: C3 & C7 of Port C can generate an interrupt to IRQ 3-7, 9-12, 14 or 15
  
• Throughput rate: 200 ns max.
  
• Power consumption: +5 VDC 1250mA max.
  
• Connector: x2 50-pin opto-22 compatible connectors
  
• Operating temperature: 0 to 50° C
  
• Relative Humidity: 20 to 90% (no condensation)
  
• Dimensions: 6.3" x 4.8" (160mm x 122mm

• API-PAC(W32)
  
• ACX-PAC(W32)BP Ver.2.0
  
• DDE-SERVER(W32)
  
• VI-DAQ for LabView
  
• SUPPORT-PAC(PC)603

• 120 bi-directional TTL level digital I/Os
  
• Enhanced interrupts use only one IRQ
  
• Can sink up to 24mA
  
• Can drive devices that require up to 15mA
  
• Emulates 8255A PPI mode 0