SN74ACT1284DWR

Specialty Logic Overview

The SN74ACT1284DWR is a specialized bus interface integrated circuit manufactured by Texas Instruments. It provides seven-bit data transmission with three-state outputs, designed to comply with the IEEE-1284 standard for parallel port communication. The device operates within a supply voltage range of 4.7 V to 5.5 V and consumes a typical operating current of 1.5 mA. It is housed in a TSSOP-20 surface-mount package and supports an industrial operating temperature range from 0°C to +70°C.

Specialty Logic Feature Summary

• Supports IEEE-1284 parallel interface protocols
• Features seven-bit data path with tri-state capability
• Compatible with standard CMOS logic families

Specialty Logic Applications

• Parallel printer interfaces
• Data acquisition systems
• Industrial control modules

Specialty Logic Procurement Notes

Verify the specific suffix 'DWR' corresponds to the TSSOP-20 tape-and-reel packaging configuration. Confirm that the RoHS compliance status matches project requirements, as some variants may not meet current environmental directives. Ensure the operating temperature grade aligns with the thermal design of the target application environment.

Specialty Logic Selection Notes

Select this component when a dedicated solution for IEEE-1284 compliant parallel data transfer is required. The ACT series offers improved switching speeds compared to legacy HC or HCT counterparts while maintaining pin compatibility. Consider the TSSOP-20 form factor for space-constrained printed circuit board layouts requiring surface-mount assembly.

Specialty Logic Part Context

This part belongs to the SN74ACT family of advanced CMOS logic devices. These components are engineered to bridge the performance gap between older TTL standards and modern high-speed CMOS technologies. The specific designation indicates a parallel interface function tailored for bidirectional data flow in peripheral connection scenarios.