$ 110.00


Please contact us for availability and pricing.

The PCM-IO48 is a low cost, general purpose, PC/104 compatible 48-line parallel I/O controller based upon two 82C55A integrated circuits. The I/O lines are organized as two groups of three, 8-bit I/O ports. It is wired to two, 50-pin connectors which each will interface directly to industry standard 4, 8, 16 and 24-I/O module solid state relay mounting racks (Opto-22, etc.).

If you have any questions on your product, please contact one of our engineers and we will be happy to help. Online sales are only for wholesale clients with valid Tax Exempt #. If you are a retail client please contact our sales team by completing the form or calling us at (817)383-0980.


Digital I/O

48 Bidirectional General Purpose I/O (GPIO)
Uses two 82C55A compatible devices
Each device is independent and supports 24 I/O
TTL Compatible
Compatible with industry standard I/O racks

Bus Interface

PC/104, 8-bit


+5V required, 20 mA typical (configured for inputs only)


Dimensions: 3.6 x 3.8 inches (90 x 96 mm)
Weight: 2.8 oz (78g)

Operating Temperature Range

-40°C to 85°C

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