SN761677DBTR

Video Processing Overview

The SN761677DBTR is a Texas Instruments video tuner integrated circuit designed for TV and VCR applications. It integrates a single-chip mixer, oscillator, synthesizer, and DC/DC converter. The device operates within a supply voltage range of 4.5V to 5.5V and features an I2C control interface. Packaged in a 38-TSSOP surface-mount case, it supports frequencies up to 900MHz with a maximum supply current of 105mA. This component is part of the SN7616 family and is currently listed as obsolete.

Video Processing Feature Summary

• Integrates mixer, oscillator, synthesizer, and DC/DC converter on a single chip
• Supports I2C digital control interface for tuning operations
• Designed specifically for consumer video tuner applications

Video Processing Applications

• Television sets
• Video Cassette Recorders (VCR)

Video Processing Procurement Notes

Verify obsolescence status before design finalization. Confirm package compatibility with existing footprints. Check for qualified alternative components from the same manufacturer family. Ensure supply chain stability for legacy production runs.

Video Processing Selection Notes

Select this component for legacy TV/VCR designs requiring integrated RF tuning and synthesis. Consider power consumption limits and available PCB space for the TSSOP package. Evaluate replacement options if new product development is planned due to end-of-life status.

Video Processing Part Context

This part belongs to the SN7616 series of video tuners from Texas Instruments. It serves as a specialized solution for analog video signal processing in consumer electronics. The DBTR suffix indicates the specific tape-and-reel packaging variant of the SN761677 device.

Video Processing Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.