VCBUSAM648T9

Overview

The VCBUSAM648T9 is a digital media processor from Texas Instruments, classified as a DSP within the embedded processors category. It utilizes a fixed-point architecture operating at a clock rate of 900MHz. The device features 64 kB of non-volatile ROM and 576 kB of on-chip RAM. Electrical specifications include a core voltage of 1.20V and I/O voltages of 1.8V and 3.3V. The component is housed in a 529-pin FCBGA package with dimensions of 19 mm. This part is designated as obsolete and is no longer manufactured by the supplier.

Feature Summary

• Fixed-point digital signal processing architecture for media applications
• Integrated memory structure comprising 64 kB ROM and 576 kB on-chip RAM
• High-speed operation capability at 900MHz clock frequency

Applications

• Digital media processing tasks
• Embedded system implementations requiring DSP capabilities

Procurement Notes

This component is officially listed as obsolete and has been discontinued by Texas Instruments. Procurement should focus on verifying the authenticity of remaining stock from authorized distributors or secondary market suppliers. Buyers must confirm the specific manufacturing date code and physical condition prior to purchase, as availability is limited and supply chain continuity cannot be guaranteed through standard manufacturer channels.

Selection Notes

Engineers selecting this processor must account for its obsolete status when designing new systems. Alternative solutions should be evaluated based on compatibility with existing 900MHz fixed-point DSP requirements and memory configurations. Design reviews should prioritize migration strategies to current Texas Instruments product lines that offer similar performance metrics and interface standards to ensure long-term support and availability.

Part Context

The VCBUSAM648T9 belongs to the TMS320DM648 series of digital signal processors. It is specifically identified as an obsolete variant within the Texas Instruments embedded processor portfolio. The part number corresponds to a specific pinout and thermal profile configuration suitable for high-density board layouts. Understanding its position within the legacy DM648 family aids in interpreting technical documentation and historical application notes.

Replacement Considerations

Public discontinuance notifications identify the TMS320DM648CUT9 as a related product reference. Engineers should consult official Texas Instruments substitution guides for compatible modern alternatives. Direct replacement verification requires checking pin-to-pin compatibility and software migration paths to ensure functional equivalence in existing designs.