Texas Instruments

SN74ACT244PW

SN74ACT244PW Description

The SN74ACT244PW from Texas Instruments is a high-performance, non-inverting octal buffer and line driver designed for 4.5V to 5.5V operation. Housed in a 20-pin TSSOP package, this IC features two 4-bit elements, each with 3-state outputs capable of sourcing or sinking 24mA, making it ideal for bus-oriented applications. The device adheres to ROHS3 compliance and is REACH unaffected, ensuring environmental and regulatory compatibility. With a Moisture Sensitivity Level (MSL) of 1 (Unlimited), it offers robust handling and storage flexibility for surface-mount assembly processes.

SN74ACT244PW Features

• High Drive Capability: Supports 24mA output current (both high and low), enabling strong signal integrity in heavily loaded systems.
• Wide Operating Voltage: 4.5V to 5.5V range ensures compatibility with TTL and 5V CMOS logic levels.
• 3-State Outputs: Allows multiple devices to share a common bus without interference, critical for multiplexed data transmission.
• Low Power Consumption: Part of the 74ACT series, offering AC performance with CMOS power efficiency.
• Robust Packaging: 20-TSSOP surface-mount package optimizes board space while maintaining thermal and electrical performance.
• Enhanced Reliability: MSL 1 rating and RoHS3 compliance ensure durability and environmental safety.

SN74ACT244PW Applications

• Bus Buffering: Ideal for address/data bus isolation in microprocessors, FPGAs, and memory systems.
• Signal Conditioning: Used in industrial control systems to strengthen signals over long PCB traces or cables.
• Backplane Driving: Suitable for telecom and networking equipment where high fan-out and low skew are critical.
• Portable Electronics: Efficient power management and compact form factor make it useful in battery-powered devices.
• Automotive Systems: Reliable performance under varying voltages supports infotainment and ECU interfaces.

Conclusion of SN74ACT244PW

The SN74ACT244PW stands out as a versatile, high-drive buffer solution for 5V logic systems, combining speed, power efficiency, and robust packaging. Its 3-state outputs and wide voltage range make it superior to older bipolar counterparts, while its 24mA drive strength ensures reliable performance in demanding applications. Whether used in embedded systems, communication hardware, or industrial automation, this IC delivers exceptional signal integrity and system reliability, backed by Texas Instruments' quality assurance.