SN74AS622N

Buffers, Drivers, Receivers, Transceivers Overview

The SN74AS622N is an octal bus transceiver from the Texas Instruments AS logic series, housed in a 20-pin PDIP package. It features dual 8-bit bidirectional data paths with inverted outputs, designed for 5V TTL systems. The device supports simultaneous transmit and receive operations, enabling efficient data transfer between buses. It operates within a supply voltage range of 4.5 V to 5.5 V and functions reliably across temperatures from 0°C to +70°C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Dual 8-bit bidirectional buffer architecture
• Simultaneous transmit and receive capability
• Inverted output configuration

Buffers, Drivers, Receivers, Transceivers Applications

• Bidirectional data bus buffering
• Memory interface circuits
• I/O port expansion systems

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific manufacturer lot code and date code upon receipt to ensure component authenticity. Confirm that the physical package matches the specified 20-pin DIP format. Check for any visible damage to pins or the housing before integration into the circuit design.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when designing systems requiring high-speed bidirectional data transfer with inverted logic levels. Ensure the application environment remains within the specified 0°C to +70°C operating temperature range. Verify that the system power supply strictly adheres to the 4.5 V to 5.5 V tolerance limits for reliable operation.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74AS family, known for advanced Schottky technology providing faster switching speeds compared to standard LS logic. The SN74AS622N specifically addresses applications needing robust bidirectional data handling in industrial and commercial computing environments.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Compatible substitutes include the SN74S622 and SN74LS622, though performance characteristics such as propagation delay and drive current may differ. Verify pin compatibility and electrical specifications before substitution.