SN74LVC4245APWG4

Translators, Level Shifters Overview

The SN74LVC4245APWG4 is an octal bus transceiver and 3.3-V to 5-V shifter with three-state outputs manufactured by Texas Instruments. It operates within a VCCA supply range of 4.5 V to 5.5 V and a VCCB range of 2.7 V to 3.6 V. The device features eight bidirectional channels in a 24-pin TSSOP package. Key electrical parameters include a maximum propagation delay of 3.7 ns at 3.3 V and 24 mA output drive capability. It supports LVTTL input and output levels, functions across an operating temperature range of -40°C to +85°C, and complies with RoHS standards.

Translators, Level Shifters Feature Summary

• Provides bidirectional data transfer between A and B buses controlled by a direction signal
• Enables voltage level shifting from 3.3-V logic to 5-V logic systems
• Offers three-state outputs for effective bus isolation when disabled

Translators, Level Shifters Applications

• Asynchronous communication between data buses
• Post-layout voltage translation between different logic families
• Industrial control systems requiring robust signal integrity

Translators, Level Shifters Procurement Notes

Verify the component authenticity by checking the manufacturer marking against official datasheet specifications. Confirm the package type matches the required 24-TSSOP footprint and ensure the suffix indicates lead-free compliance. Cross-reference the part number with authorized distributor catalogs to validate current production status and availability before finalizing procurement orders.

Translators, Level Shifters Selection Notes

Select this component when interfacing 3.3-V microcontrollers with 5-V peripherals requiring high-speed data transfer. Ensure the design accommodates the specific dual-supply voltage requirements for VCCA and VCCB. Consider the thermal performance and pinout compatibility with existing PCB layouts during the integration phase.

Translators, Level Shifters Part Context

This device belongs to the SN74LVC4245A family of octal bus transceivers. It serves as a standard solution for mixed-voltage digital interfaces in consumer electronics and industrial applications. The G4 suffix denotes environmental compliance, specifically indicating a lead-free finish and adherence to RoHS directives without halogenated flame retardants.

Translators, Level Shifters Replacement Considerations

SN74LVCC4245APWT offers similar functionality with compatible pinouts but may differ in specific voltage tolerance ranges. SN74LVC4245APWR provides identical electrical characteristics in a tape-and-reel packaging format suitable for automated assembly processes.