SN74AVC20T245DGVR

Buffers, Drivers, Receivers, Transceivers Overview

The SN74AVC20T245DGVR is a dual-supply bus transceiver from Texas Instruments, designed for voltage level translation between two independent power domains. It features 20 bits of data transmission with configurable voltage-level shifting and three-state outputs. The device operates within a supply voltage range of 1.2 V to 3.6 V on both ports A and B. Key electrical parameters include a propagation delay of 2.9 ns, a maximum data rate of 380 Mb/s, and an operating temperature range from -40°C to +85°C. It is housed in a 56-TVSOP package.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Configurable voltage-level shifting allows seamless communication between different logic families.
• Dual-supply architecture supports independent power domains for Port A and Port B.
• Three-state outputs facilitate connection to multiple buses without interference.

Buffers, Drivers, Receivers, Transceivers Applications

• Connecting microprocessors to memory modules operating at different voltages
• Interfacing low-voltage digital signal processors with higher-voltage peripherals
• Voltage translation in portable audio and video converter systems

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific ordering suffix matches the required package type and tape/reel configuration. Confirm that the component meets RoHS3 compliance requirements for your manufacturing process. Ensure the datasheet version aligns with the latest Texas Instruments specifications before finalizing design integration.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when translating between 1.2V and 3.6V domains requiring high-speed data transfer up to 380 Mb/s. Consider the 56-pin TVSOP package constraints for PCB layout. Evaluate thermal performance and current drive capabilities against system load requirements.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74AVC20T245 family of dual-supply bus transceivers. It provides 20-bit bidirectional data paths with automatic direction sensing. The series is optimized for applications requiring robust voltage translation between disparate logic levels in compact surface-mount packages.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

SN74AVC20T245DGG is a pin-compatible alternative available in a TSSOP-48 package. Verify package dimensions and pinout compatibility before substitution. Check if the alternative meets the same voltage and speed specifications.