74LCX245SJX

Overview

The onsemi 74LCX245SJX is an octal bidirectional transceiver featuring three-state outputs, designed for low-voltage bus-oriented applications. It operates within a supply voltage range of 2.0 V to 3.6 V and supports 5 V tolerant inputs and outputs, enabling direct interfacing with 5 V signal environments. The device provides symmetrical output drive currents of 24 mA at 3.0 V and includes active bus-hold circuitry to eliminate the need for external pull-up resistors. Packaged in a 20-pin SOP format, it ensures reliable data transmission with high ESD immunity and latch-up performance exceeding 500 mA.

Feature Summary

• Supports live insertion and withdrawal capabilities
• Implements patented noise and EMI reduction circuitry
• Features power-down protection ensuring high impedance states

Applications

• Bus-oriented data transmission systems
• Low voltage memory interface circuits
• Communication equipment signal routing

Procurement Notes

Verify component authenticity through authorized distribution channels. Confirm RoHS compliance status and specific package variant details against official datasheets. Ensure storage conditions adhere to moisture sensitivity level requirements to maintain device integrity prior to assembly.

Selection Notes

Select this component for designs requiring low voltage operation with 5 V compatibility. Consider its 24 mA drive strength for moderate load applications. Evaluate the SOP-20 package dimensions against available PCB space constraints during the layout phase.

Part Context

This part belongs to the 74LCX family of low-voltage CMOS logic devices. It serves as a standard octal bus transceiver solution for modern electronic systems requiring efficient data transfer between different voltage domains while maintaining signal integrity.

Replacement Considerations

Cross-reference with other manufacturers' 74LCX245 variants such as MM74LCX245 or NCV74LCX245. Verify pinout compatibility and electrical specifications before substitution.