SN74ABT821ADBR

Flip Flops Overview

The SN74ABT821ADBR is a Texas Instruments ABT series bus interface flip-flop housed in a 24-pin SSOP package. It features ten D-type inputs and three-state outputs with non-inverting polarity. The device operates within a supply voltage range of 4.5 V to 5.5 V, supporting TTL input levels. Key electrical parameters include a propagation delay of 6.6 ns, high-level output current of -32 mA, and low-level output current of 64 mA. It functions reliably across an operating temperature range of -40°C to +85°C.

Flip Flops Feature Summary

• Provides ten-bit data storage capability for bus interface applications
• Features three-state outputs to facilitate direct system bus connections
• Supports high-drive current capabilities for efficient signal transmission

Flip Flops Applications

• Parallel data storage in computer systems
• Bus-oriented memory register implementations
• Clocked buffer operations in digital logic circuits

Flip Flops Procurement Notes

Verify the specific suffix 'DBR' corresponds to the SSOP-20/24 tape-and-reel packaging configuration required for surface-mount assembly processes. Confirm that the ABT logic family voltage specifications align with the target 5V system design before finalizing procurement orders.

Flip Flops Selection Notes

Select this component when ten parallel bits require storage with high-speed bus interfacing capabilities. The ABT technology offers superior speed compared to standard 74F series devices while maintaining compatible pinouts. Ensure the application environment supports the specified 5V supply voltage and thermal requirements.

Flip Flops Part Context

This part belongs to the SN74ABT821A family of 10-bit bus interface flip-flops. It serves as a high-performance alternative to older logic families, providing faster switching speeds and improved drive strength. The device is designed for demanding digital applications requiring reliable data latching and bus driving.

Flip Flops Replacement Considerations

SN74ABT821ADB (SOIC-24 package)

Flip Flops FAQ

What is the logic family of the SN74ABT821ADBR?

It belongs to the ABT logic family, which utilizes Advanced BiCMOS technology.

Does the device have inverting or non-inverting outputs?

The SN74ABT821ADBR features non-inverting outputs.