IDT72V90823BC

Overview

The IDT72V90823BC is a non-blocking digital switch providing 2,048 x 2,048 channel switching capacity at an 8.192 Mb/s serial bit rate. It supports scalable configurations including 1,024 x 1,024 channels at 4.096 Mb/s and 512 x 512 channels at 2.048 Mb/s. The device operates on a 3.3 V power supply and functions within a temperature range of -40°C to +85°C. Key technical capabilities include per-channel variable or constant throughput delay, automatic identification of ST-BUS/GCI interfaces, and support for 2.048, 4.096, or 8.192 Mb/s streams. It features per-stream frame delay offset programming and high-impedance output control.

Feature Summary

• Supports non-blocking digital switching with programmable stream and channel control
• Includes automatic identification of ST-BUS and GCI interfaces
• Provides per-channel high-impedance output control and processor mode interface compatibility

Applications

• Telecommunications network infrastructure
• Voice channel transport systems
• Concatenated data channel management

Procurement Notes

Verify the specific suffix 'BC' against official Renesas documentation to confirm package type and tape-and-reel specifications. Ensure the component meets RoHS compliance requirements for your target market. Confirm availability status as legacy products may have limited production runs. Check for any recent product change notices affecting pinout or electrical characteristics before finalizing procurement.

Selection Notes

Select this component when designing systems requiring large-scale, non-blocking digital switching for TDM signals. It is suitable for applications needing precise per-channel delay control and automatic interface detection. Consider its 3.3 V operation and industrial temperature range for robust deployment in telecom environments. Evaluate the need for JTAG test port integration for manufacturing testing.

Part Context

The IDT72V90823 belongs to the IDT family of time slot interchange digital switches. These devices are designed for high-density switching applications in telecommunications. The part integrates complex switching logic into a single chip, reducing board space compared to discrete solutions. It supports standard telecommunication interfaces and offers flexible configuration options for various network architectures.

Replacement Considerations

Check for direct cross-reference part numbers from IDT/Renesas. Verify functional equivalence regarding channel count and bit rates. Ensure package compatibility if replacing in existing designs.