SN74ABT162500DLR

Universal Bus Functions Overview

The SN74ABT162500DLR is an 18-bit universal bus transceiver with 3-state outputs manufactured by Texas Instruments. It utilizes a state-of-the-art EPIC-II BiCMOS design to significantly reduce power dissipation. The device operates within a supply voltage range of 4.5 V to 5.5 V and supports data flow in transparent, latched, or clocked modes via dedicated control inputs. It features a flow-through architecture optimized for PCB layout and includes equivalent 25-Ω series resistors at the B-port outputs to minimize overshoot and undershoot.

Universal Bus Functions Feature Summary

• Combines D-type latches and flip-flops to enable transparent, latched, and clocked data operation
• B-port outputs incorporate internal series resistance to suppress signal overshoot and undershoot
• Flow-through architecture optimizes printed circuit board layout efficiency
• Maintains high-impedance state during power-up and power-down sequences

Universal Bus Functions Applications

• High-speed data bus interfaces requiring flexible mode selection
• Memory systems utilizing latch or clocked data storage configurations
• Industrial control networks demanding robust signal integrity
• Telecommunications equipment requiring low-power logic solutions

Universal Bus Functions Procurement Notes

Verify that the specific ordering suffix matches the required package type and moisture sensitivity level. Confirm compliance with RoHS directives and lead finish specifications before finalizing procurement. Ensure the selected variant aligns with the intended operating temperature range and packaging quantity requirements for your manufacturing process.

Universal Bus Functions Selection Notes

Select this component when an 18-bit wide interface is necessary alongside programmable data storage capabilities. The inclusion of internal series resistors makes it suitable for applications where external termination components must be minimized. Consider the specific control input requirements for OE, LE, and CLK signals to ensure compatibility with the system's timing constraints.

Universal Bus Functions Part Context

This device belongs to the Widebus family of universal bus transceivers from Texas Instruments. It represents a specialized solution combining standard bus transceiver functionality with integrated memory elements. The product line targets applications requiring complex data handling across wide buses while maintaining high performance and low power consumption characteristics typical of advanced BiCMOS technology.

Universal Bus Functions Replacement Considerations

SN74ABT162500DL

Universal Bus Functions FAQ

How does the device handle data during power transitions?

The device enters a high-impedance state when the supply voltage is between 0 and 2.1 V, ensuring safe operation during power-up and power-down sequences.

What is the function of the internal series resistors?

The B-port outputs include equivalent 25-Ω series resistors designed to reduce signal overshoot and undershoot without requiring external components.