The TC74VHC273FT(ROHS) is a high-speed CMOS octal D-type flip-flop manufactured by Toshiba Semiconductor and Storage. This device is designed for high-performance applications requiring low power consumption and reliable operation. The '273 features a clear input that, when asserted low, resets all flip-flops independently of the clock and data inputs. The ROHS designation indicates compliance with the Restriction of Hazardous Substances directive, making it suitable for environmentally conscious applications.

Applications

• Registers
• Memory address drivers
• Data bus transceivers
• Clocked storage elements
• Buffer registers

Features

• High-speed operation: tpd = 3.9 ns (typ.) at VCC = 5V
• Low power dissipation: ICC = 4 μA (max.) at Ta = 25°C
• High noise immunity: VNIH = VNIL = 28 % VCC (min.)
• Output drive capability: 10 LSTTL loads
• Symmetrical output impedance: |IOH| = IOL = 8 mA (min.)
• Balanced propagation delays: tPLH ≈ tPHL
• Wide operating voltage range: VCC = 2 V to 5.5 V
• Pin and function compatible with 74HC273
• RoHS compliant

Benefits

• Enables high-speed data processing due to its low propagation delay.
• Reduces power consumption in battery-powered and energy-efficient systems.
• Provides reliable operation in noisy environments due to its high noise immunity.
• Facilitates easy integration with other logic devices due to its compatibility and output drive capability.
• Ensures consistent performance across different operating conditions due to balanced propagation delays.
• Offers flexibility in system design due to its wide operating voltage range.
• Suitable for environmentally sensitive applications due to its RoHS compliance.

Additional Details

The TC74VHC273FT(ROHS) is an octal D-type flip-flop with a clear input, housed in a TSSOP package for efficient board space utilization. The device’s inputs are equipped with protection circuits against static discharge, making it robust and reliable. The VHC family of logic devices offers a superior speed-power product compared to older logic families, making it an ideal choice for modern digital systems. The clear input allows for asynchronous resetting of all flip-flops, simplifying system initialization and error recovery. The device operates over a temperature range of -40°C to +85°C, making it suitable for a wide range of industrial and commercial applications.