SN74ABT18245ADGGR

Specialty Logic Overview

The SN74ABT18245ADGGR is a Texas Instruments bus transceiver from the 74ABT series. It features 18 channels and operates with a supply voltage range of 4.5 V to 5.5 V. The device utilizes an LQFP-100 package for surface mount installation. It provides non-inverting data transmission with TTL-compatible input and output levels. Key electrical characteristics include a maximum propagation delay of 5.2 ns at 50 pF load, a low-level output current of 64 mA, and a high-level output current of -32 mA. The component supports an operating temperature range from -40 °C to +85 °C.

Specialty Logic Feature Summary

• Provides 18-channel bidirectional data transmission capability
• Features high drive strength with 64 mA low-level output current
• Supports non-inverting logic operation with TTL-compatible interfaces

Specialty Logic Applications

• High-speed parallel data bus interfacing
• Memory module data routing
• Industrial control system signal distribution

Specialty Logic Procurement Notes

Verify the specific suffix 'DGGR' corresponds to the TSSOP-48 or LQFP-100 package as indicated in conflicting source data. Confirm RoHS compliance status through official manufacturer documentation. Ensure the selected variant matches the required channel count and voltage specifications for the target application design.

Specialty Logic Selection Notes

Select this component when 18-bit wide data paths are required within a 5V logic environment. The ABT technology offers faster switching speeds compared to standard CMOS alternatives. Consider the physical package constraints and thermal requirements associated with the high output drive capabilities during PCB layout planning.

Specialty Logic Part Context

This part belongs to the Texas Instruments 74ABT logic family, which combines advanced bipolar transistor performance with CMOS power efficiency. The 18245 designation indicates an 18-bit bus transceiver configuration. This series is designed for applications demanding high throughput and reliable data integrity in digital systems.

Specialty Logic Replacement Considerations

Direct substitutes may include other 18-bit ABT bus transceivers from the same manufacturer. Verify pin compatibility and electrical parameters before substitution. Generic equivalents may not match the specific drive strength or speed characteristics.