PCM-3724

Single Board Computers
Microprocessor Training Systems
Custom Engineering & Manufacturing

PCM-3724 Digital I/O Module

The PCM-3724 is a PC/104-standard DIO module which attaches to the piggyback connector on your CPU card or PC/104 CPU module. The PCM-3724's two Intel® 8255 PPI compatible chips provide 48 bits of parallel digital input/output. Buffered inputs and outputs offer high driving capacity.

FEATURES

48 Digital I/O channels.
Channels simulate 8255 PPI mode 0.
Interrupt triggering, rising/falling edge.
Output status readback.
Pin-compatible with Opto-22 I/O module racks.

SPECIFICATIONS

Digital I/O

Channels: 48 Digital I/O channels
Throughput: 300KBps typical; 400KBps max.
Input Voltage: Logic 0: 0.8V max. Logic 1: 2.0V min.
Output Voltage:

o Logic 0:0.5V max. @ 24 mA (sink)

o Logic 1: 2.0 min. @ 15 mA (source)

General

Power Consumption: 0.5 A @ +5 V (typical); 0.8 A @ +5 V (max.)
Digital I/O connector: Two 50-pin post headers
MTBF: over 500,000 hrs @ 25°C, ground, fix environment

PRICING (Single Unit. Includes: Integration, Setup, and Testing)

PCM-3724 ... 48 Ch. Digital I/O PC/104 Module

USD 81.00

Available Options
Single Board Computers (SBC)
Wiring Terminals and Interface Modules
Custom and Semi-custom Engineering Services

Product pricing, features, and specifications are subject to change without notice.