SN74BCT244NG4

Buffers, Drivers, Receivers, Transceivers Overview

The SN74BCT244NG4 is an octal buffer and line driver manufactured by Texas Instruments, belonging to the BCT logic series. It features eight non-inverting channels with three-state outputs, organized as two independent four-bit drivers. The device operates within a supply voltage range of 4.5 V to 5.5 V and utilizes a 20-pin DIP package. Key electrical parameters include a propagation delay of 13 ns at 5 V, low input current of 1 µA maximum, and output drive capabilities supporting up to 15 LSTTL loads.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides high-density performance for three-state memory address drivers and clock drivers
• Features TTL-compatible inputs accepting voltages up to 5.5 V
• Ensures high-impedance states during power-up or power-down via dedicated OE control
• Delivers low static power consumption with maximum ICC of 80 µA

Buffers, Drivers, Receivers, Transceivers Applications

• Three-state memory address drivers
• Clock distribution drivers
• Bus-oriented receivers and transmitters

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific package type and pin configuration against the official datasheet before integration. Confirm that the operating temperature range meets system requirements. Ensure supply voltage levels remain within the specified 4.5 V to 5.5 V limits to maintain signal integrity and prevent device damage.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when designing systems requiring octal buffering with three-state bus isolation. It is suitable for applications needing TTL compatibility and moderate speed performance. Consider the DIP package constraints if space is limited, and verify that the 13 ns propagation delay aligns with timing requirements.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74BCT family of BiCMOS technology buffers. It serves as a standard solution for digital signal buffering in industrial and commercial electronics. The device complements other members of the 74 logic family by offering improved switching speeds compared to older HC/HCT technologies while maintaining compatible input/output characteristics.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Direct substitutes include SN74BCT244N and SN74BCT244NSR. Verify pinout compatibility and electrical specifications before substitution.