SN74AVCH2T45DCURG4

Translators, Level Shifters Overview

The SN74AVCH2T45DCURG4 is a dual-bit, dual-supply bus transceiver featuring configurable voltage translation and three-state outputs. It operates within a supply voltage range of 1.2 V to 3.6 V for both ports. The device supports bidirectional data transfer between buses operating at different logic levels. Key electrical parameters include a propagation delay of 5.4 ns and an output drive capability of ±24 mA at 3.3 V. It functions reliably across an industrial temperature range from -40°C to +85°C.

Translators, Level Shifters Feature Summary

• Configurable dual-rail design supporting independent power supplies for each port
• Bidirectional level shifting between low-voltage nodes without external components
• Vcc isolation ensures high-impedance state if either supply input is grounded
• Supports partial power-down mode via Ioff circuitry to prevent backflow current

Translators, Level Shifters Applications

• Mobile applications requiring low-power operation
• Portable equipment with multiple voltage domains
• Consumer electronics utilizing mixed-signal interfaces
• Industrial control systems needing isolated bus segments

Translators, Level Shifters Procurement Notes

Verify the specific suffix 'G4' indicates lead-free and RoHS compliance status as per Texas Instruments documentation. Confirm the package type matches the required PCB footprint, specifically the VSSOP-8 configuration. Ensure the ordering part number aligns with the desired tape-and-reel quantity specifications provided in the official datasheet.

Translators, Level Shifters Selection Notes

Select this component when designing circuits that require asynchronous communication between buses with different voltage standards. It is suitable for applications demanding low quiescent current and minimal board space. Consider the propagation delay and drive strength requirements relative to the target bus speed and load capacitance.

Translators, Level Shifters Part Context

This device belongs to the SN74AVCH2T45 series of dual-supply bus transceivers. It is part of Texas Instruments' AVC family, designed for high-speed data transmission in portable and mobile environments. The series offers various packaging options including VSSOP and DSBGA to accommodate different size constraints.

Translators, Level Shifters Replacement Considerations

SN74AVCH2T45DCUR is a compatible alternative within the same series offering identical electrical characteristics and functionality. Verify pinout compatibility and package dimensions before substitution to ensure seamless integration into existing designs.