The SN74AHC273DBR from Texas Instruments is an advanced high-speed CMOS Octal D-Type Flip-Flop with Clear. Designed for 4.5-V to 5.5-V VCC operation, it is a significant component in digital systems where the need for data storage, data transfer, and synchronization are paramount.

Key Features

• Eight D-Type Flip-Flops: The device features eight edge-triggered, D-type flip-flops with individual D inputs and Q outputs.
• Clear Function: A clear input is provided for each flip-flop, which when taken high, resets the outputs Q to low, regardless of the inputs or clock transitions.
• Wide Operating Voltage Range: The SN74AHC273DBR operates within a voltage range of 4.5 V to 5.5 V, making it compatible with standard TTL logic levels.
• High-Speed Performance: With a typical tpd of 13 ns, the device is designed for high-speed operation, which is crucial for modern digital applications.
• Low Power Consumption: The device benefits from CMOS technology, which ensures low power dissipation.
• Latch-Up Performance: It exceeds 250 mA per JESD 17, providing robustness and reliability in operation.
• ESD Protection: The device includes on-chip ESD protection, ensuring durability against electrostatic discharges.

Applications

The SN74AHC273DBR is suitable for a variety of applications, including:

• Buffer/Storage Registers
• Shift Registers
• Pattern Generators

Package and Quality

The device is offered in a SSOP (DB) package and is also available in TSSOP (PW) and TVSOP (DGV) packages. It is RoHS compliant and is designed to meet the requirements of the Joint JEDEC/JESD78 IC Latch-Up Test.

Conclusion

The SN74AHC273DBR is a versatile and reliable component for digital electronics. Its combination of high-speed performance, wide operating voltage range, and robust protection features make it a preferred choice for engineers and designers looking for a dependable flip-flop solution.