SN74LVC2244ADBR

Buffers, Drivers, Receivers, Transceivers Overview

The SN74LVC2244ADBR is an octal buffer and line driver from Texas Instruments, utilizing advanced low-voltage CMOS technology. It features two independent four-bit buffers with three-state outputs in a 20-pin SSOP package. The device operates within a supply voltage range of 1.65V to 3.6V, supporting high-speed data transmission with propagation delays of 6.7ns at 2.7V and 5.7ns at 3.3V. It provides symmetric output drive currents of ±24mA, ensuring robust signal integrity for driving capacitive loads and long traces in complex digital systems.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Dual independent four-bit configuration allowing flexible bus management
• Three-state outputs enable efficient bus sharing and isolation
• High drive capability supports demanding load conditions
• Low power consumption suitable for battery-operated applications

Buffers, Drivers, Receivers, Transceivers Applications

• FPGA and DDR memory interface buffering
• Industrial control board SPI sensor interfaces
• High-speed data transmission lines
• Parallel port expansion circuits

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific ordering suffix 'DBR' corresponds to the SSOP-20 tape-and-reel packaging format required by your assembly process. Confirm that the component meets RoHS compliance standards for your target market regulations. Ensure the supply chain source guarantees authenticity to avoid performance deviations in timing-critical designs.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when designing systems requiring dual-channel buffering with moderate speed and strong drive strength. It is ideal for bridging logic levels between 1.8V, 2.5V, and 3.3V domains. Consider the SSOP-20 footprint constraints during PCB layout planning to ensure adequate thermal dissipation and signal routing space.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74LVC2244A family of octal buffers. It serves as a critical interface element in mixed-voltage digital environments. The LVC series offers superior switching speeds compared to standard CMOS while maintaining low static power consumption, making it a staple for modern embedded and communication hardware architectures.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Direct pin-compatible alternatives include the SN74LVC2244APWR (TSSOP package) or SN74LVC2244ADBQ (SOIC package). Verify that substitute packages match the physical dimensions and thermal characteristics of the original design to prevent mechanical interference.