TMS320VC5510GGW2 Equivalent & Substitute Parts

Part Overview

The TMS320VC5510GGW2 is a fixed-point digital signal processor (DSP) from Texas Instruments' TMS320C55x series, designed for embedded applications requiring 400 MIPS processing capability. This device is classified as obsolete, making identification of functionally equivalent substitute parts essential for ongoing system support, design updates, and procurement continuity. The part operates at 200 MHz clock rate with integrated memory resources and dual voltage supply architecture suitable for power-constrained embedded systems.

Substiute Parts

TMS320VC5510GGW2

Texas InstrumentsIn Stock: 2232TMS320VC5510GGW2 Datasheet

Current PartRFQ

TMS320VC5510AGGW1

Texas InstrumentsIn Stock: 854TMS320VC5510AGGW1 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the TMS320VC5510GGW2 is determined by the following critical parameters:

Core Compatibility Criteria:

• Series alignment (TMS320C55x)
• Fixed-point DSP architecture
• Package compatibility (240-LFBGA form factor)
• Voltage supply specifications (I/O: 3.30 V, Core: 1.60 V)
• Interface support (Host Interface, McBSP)
• Operating temperature range (0°C to 85°C)
• Memory configuration (ROM 32 kB, RAM 344 kB)

Performance Variance Tolerance: Clock rate and MIPS performance may vary within the same series while maintaining functional compatibility, provided the substitute part meets or exceeds the minimum memory and interface requirements of the original design.

The identified substitute part TMS320VC5510AGGW1 maintains full compatibility across all critical parameters while operating at a reduced clock rate of 160 MHz (versus 200 MHz in the main part).

Parameter Comparison

Engineering Selection Recommendations

TMS320VC5510AGGW1 as Primary Substitute:

The TMS320VC5510AGGW1 is the designated manufacturer-recommended substitute for the obsolete TMS320VC5510GGW2. This part maintains identical memory architecture, voltage specifications, interface protocols, and package form factor. The 160 MHz clock rate represents a 20% reduction in processing speed compared to the original 200 MHz specification; however, this remains within the TMS320C55x series performance envelope and is suitable for applications where the original 400 MIPS specification includes design margin.

Both parts share identical RoHS non-compliance status and REACH unaffected classification, ensuring regulatory consistency in legacy system maintenance. The substitute part exhibits improved moisture sensitivity characteristics (MSL 3 versus MSL 4), providing enhanced reliability during storage and handling.

Selection of the TMS320VC5510AGGW1 is appropriate for direct replacement in existing designs without PCB modification, provided system timing requirements accommodate the reduced clock frequency.

Frequently Asked Questions (FAQ)

Q: Can the TMS320VC5510AGGW1 be used as a direct replacement for the TMS320VC5510GGW2?

A: Yes. Both parts share identical package geometry (240-LFBGA), pinout, voltage requirements (3.30 V I/O, 1.60 V core), memory configuration (32 kB ROM, 344 kB RAM), and interface specifications (Host Interface, McBSP). The primary difference is clock rate: 160 MHz versus 200 MHz. Direct PCB substitution is possible without layout changes.

Q: What is the impact of the reduced clock rate on system performance?

A: The TMS320VC5510AGGW1 operates at 160 MHz, delivering approximately 320 MIPS compared to the original 400 MIPS. This represents a 20% reduction in peak processing throughput. System compatibility depends on whether the original design includes performance margin above the minimum required processing capacity. Applications with tight timing constraints may require design review.

Q: Are there differences in handling or storage requirements between these parts?

A: The TMS320VC5510AGGW1 has improved moisture sensitivity (MSL 3, 168 hours) compared to the TMS320VC5510GGW2 (MSL 4, 72 hours). This means the substitute part tolerates longer exposure to ambient humidity before requiring baking. Both parts require identical voltage supply and thermal management during operation.

Q: Do both parts have the same regulatory compliance status?

A: Yes. Both the TMS320VC5510GGW2 and TMS320VC5510AGGW1 are RoHS non-compliant and REACH unaffected. Regulatory classification is identical, ensuring consistency in legacy system documentation and compliance records.

Q: What interface protocols are supported by the substitute part?

A: The TMS320VC5510AGGW1 supports Host Interface and McBSP (Multichannel Buffered Serial Port) protocols, identical to the original part. No firmware or driver modifications are required for interface compatibility.