DESCRIPTION

The HI-8421 is a six channel discrete-to-digital interface device.The HI-8424 has eight channels. Mixed-signal CMOS technology is used to provide superior low-power performance. The device inputs are configured to sense 28V / Open discrete signals. The device outputs are CMOS / TTL compatible and may be disabled (tri-state) using the CE and OE pins.

FEATURES

• 6 or 8 independent 28V / Open sensing channels

• 5.0V single supply operation

• Low power CMOS technology

• Industrial and Extended Temperatures

• HI-8421 is a drop in replacement for DEI1054