
© Sealevel Systems, Inc.
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SeaLINK PIO-96 User Manual
Electrical Characteristics
The SeaLINK PIO-96 uses 74ABT245 octal bi-directional transceivers to provide
TTL input/output capabilities. Each bit is pulled to +5V through a 10K ohm pull-up
resistor to insure each bit is at a known state when not driven.
Specifications
Inputs
Logic High: Min 2VDC
Logic Low: Max 0.8VDC
Outputs
Logic High: Min 2VDC @ 32 mA
Logic Low: Max 0.5VDC @ 64 mA
Temperature Range
Operating: 0°C – 70°C
Storage: -50°C – 105°C
Power Requirements
5VDC @ 400mA (no load); +5VDC @ 2.4A (Max)
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