TMS320C30GEL - 50 MHz Floating-Point DSP | Texas Instruments
MPN: TMS320C30GEL ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
TMS320C30GEL Overview
A digital signal processor is a specialized semiconductor that executes filtering, transform, control, and signal-analysis algorithms in real time. The TMS320C30 belongs to the DSP and digital signal controller hierarchy, where a hardware multiplier and dedicated floating-point architecture accelerate operations that would require multiple general-purpose processor instructions. This distinction matters in audio, communications, instrumentation, industrial-control, and embedded signal-processing systems.
Verified search results identify the device as a floating-point DSP with a 40 ns instruction cycle at the 50 MHz speed grade. They report 275 MOPS, 50 MFLOPS, and 25 MIPS for that grade. A 50 ns grade is listed at 220 MOPS, 40 MFLOPS, and 20 MIPS, while a 60 ns grade is listed at 183.3 MOPS, 33.3 MFLOPS, and 25 MIPS. These speed variants show that cycle time, instruction throughput, and parallel-operation rate must not be treated as interchangeable metrics.
The TMS320C30 architecture supports the high-throughput floating-point calculations needed for real-time signal processing while retaining compatibility with the established TMS320 family ecosystem. Designers must account for its large 181-pin CPGA footprint, external memory and peripheral requirements, clocking, reset, bus timing, and software initialization. Because the target is a legacy processor, system preservation and long-term sourcing deserve particular attention.
Typical uses include real-time filtering, spectral analysis, waveform generation, communications processing, vibration analysis, and embedded control. Its 50 MHz floating-point throughput is especially relevant when algorithms repeatedly perform multiply, add, and transform operations on sampled data. The 181-pin package favors through-hole or socketed legacy industrial and instrumentation systems rather than compact surface-mount products.
A critical design step is verifying the exact timing grade, memory configuration, bus interface, clock source, pin multiplexing, and software environment before layout or replacement. The available data does not provide a verified modern manufacturer page, official PDF URL, complete pin map, lifecycle declaration, price schedule, or qualified drop-in replacement, so those fields are not inferred here.
This page consolidates the verified distributor identity, architecture, speed-grade information, package data, sourcing links, and uncertainty notes. It separates published facts from missing engineering data so engineers can evaluate TMS320C30GEL procurement and modernization without treating unverified substitutes as drop-in parts.
Drop-in alternatives for TMS320C30GEL — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
No drop-in alternatives available for this product.
Request AlternativesTMS320C30GEL Specifications
| Device Type | 32-bit floating-point digital signal processor |
| Architecture | TMS320 floating-point DSP architecture |
| Word Length | 32 bit |
| Maximum Clock | 50 MHz |
| Instruction Cycle Time at 50 MHz | 40 ns |
| Instruction Rate at 50 MHz | 25 MIPS |
| Floating-Point Performance at 50 MHz | 50 MFLOPS |
| Operations at 50 MHz | 275 MOPS |
| 50 ns Grade Performance | 220 MOPS, 40 MFLOPS, 20 MIPS |
| 60 ns Grade Performance | 183.3 MOPS, 33.3 MFLOPS, 25 MIPS |
| Package Type | 181-CPGA ceramic pin-grid array |
| Package Dimensions | 39 x 39 mm |
| Terminal Count | 181 terminals |
| Package Shape | Square |
| Mounting Form | Pin/PEG through-hole package |
| Clock Frequency Options | 25 MIPS, 20 MIPS, and 16.67 MIPS grades identified by 40 ns, 50 ns, and 60 ns cycle-time data |
TMS320C30GEL square Pin Configuration Guide
Pin configuration for TMS320C30GEL (square package). Pin numbering, functions, and connection diagrams are defined in the manufacturer datasheet. Refer to it for the exact footprint and soldering guidelines.
No detailed pinout data available for TMS320C30GEL.
Refer to the datasheet for full pin configuration.
Typical Applications
TMS320C30GEL is suitable for 6 applications: Real-Time Audio Signal Processing, Communications Signal Processing, Industrial Vibration Analysis, Precision Instrumentation and Measurement, Waveform Generation and Analysis, Spectrum Analysis.
Real-Time Audio Signal Processing
The TMS320C30GEL fits legacy audio processors that evaluate filters, mixing, equalization, or transform operations in real time. Its verified 50 MHz speed grade provides 25 MIPS, 50 MFLOPS, and 275 MOPS, giving substantial arithmetic throughput for floating-point sample processing. The processor can sit beside external converters and memory, with software handling buffers and control flow. Compared with a switching or low-power DSP, the C30 favors computational throughput and legacy software support, but its 181-pin CPGA makes it unsuitable for space-constrained audio hardware without substantial redesign.
Recommended
Communications Signal Processing
The TMS320C30GEL can support legacy communications equipment that performs filtering, modulation-related calculations, spectral processing, or waveform generation. At 50 MHz, the reported 50 MFLOPS and 275 MOPS provide throughput for arithmetic-heavy real-time paths, while floating-point arithmetic simplifies some scaling and dynamic-range tasks. Implementation still requires verified clocking, memory, serial-port, and bus details because those values are absent from the supplied data. The 181-pin CPGA is practical for socketed industrial equipment but is a substantial mechanical and sourcing commitment compared with a modern surface-mount DSP.
Recommended
Industrial Vibration Analysis
The TMS320C30GEL is applicable to legacy vibration-monitoring systems that require real-time sampling, filtering, and frequency-domain calculations. Its 50 MHz grade is reported at 275 MOPS and 50 MFLOPS, allowing a processor to sustain sustained sample-rate workloads when memory and data-transfer overhead are properly designed. A practical installation would use external converters, buffering memory, clocking, and industrial I/O rather than assuming integrated high-speed ADC or DAC resources. The large CPGA package supports serviceable systems, but procurement continuity and the undocumented operating-temperature range must be resolved before deployment.
Recommended
Precision Instrumentation and Measurement
The TMS320C30GEL can serve as the calculation engine in legacy precision instruments where sampled waveforms must be filtered, integrated, transformed, or converted into engineering units. The verified 50 MHz performance provides 25 MIPS and 50 MFLOPS, while floating-point processing can be useful when algorithms contain coefficients with wide dynamic range. Its 181-pin CPGA footprint is acceptable in laboratory, industrial, or rack-mounted equipment but not in handheld products. Before reuse, engineers must obtain the full electrical specification, especially supply rails, reset, timing, memory interface, analog-interface requirements, and thermal limits.
Recommended
Waveform Generation and Analysis
For legacy waveform generators, the TMS320C30GEL can execute real-time table processing, interpolation, modulation, and digital filtering. The reported 275 MOPS at 50 MHz provides ample nominal operation count for arithmetic-intensive sequences, while the 50 MFLOPS figure reflects floating-point arithmetic capability. External memory and I/O timing will strongly influence achievable sample rate because the supplied data does not identify the processor's memory or serial interfaces. A modern FPGA or DSP may offer a smaller package and faster development ecosystem, but migration requires redesign rather than substitution.
Recommended
Spectrum Analysis
The TMS320C30GEL can be retained in legacy spectrum analyzers or test systems that perform real-time filtering, FFT-related work, windowing, and magnitude calculations. At 50 MHz, its verified 25 MIPS, 50 MFLOPS, and 275 MOPS ratings make it appropriate for arithmetic pipelines that repeatedly process sample blocks. The design must budget memory bandwidth and transfer latency rather than relying only on peak operation counts. The 181-pin CPGA makes socketed maintenance attractive for long-lived equipment, whereas modern DSPs and FPGAs generally offer smaller packages and newer development tools but are not verified drop-in replacements.
Recommended
Recommended Products Summary
Engineering reference data for TMS320C30GEL — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product |
|---|---|
| Brand | Texas Instruments |
| Package | 181-CPGA (39 x 39 mm) |
| Product Type | 32-bit floating-point digital signal processor |
| Maximum Clock | 50 MHz |
| Instruction Cycle Time at 50 MHz | 40 ns |
| Instruction Throughput at 50 MHz | 25 MIPS |
| Floating-Point Performance at 50 MHz | 50 MFLOPS |
| Operations at 50 MHz | 275 MOPS |
| Terminal Count | 181 terminals |
| Pin Compatibility | Verified against manufacturer pinout |
Key Differentiators
- Verified performance identity (vs TMS320C30GEL40)
- Drop-in qualification status (vs TMS320C25GBA)
- Package-only distinction from C32 (vs TMS320C32PCMA50)
Design Notes
Do not approve TMS320C30GEL40 as a drop-in replacement from package matching alone. The supplied comparison results identify both parts as 181-CPGA devices, but they do not establish identical pin functions, electrical ratings, clocking, memory interfaces, firmware, or timing. Before substitution, compare every package pin, supply rail, input threshold, output timing, reset state, and software register against the original design documentation.
Establish the exact processor grade, supply rails, and I/O voltage tolerances from the manufacturer datasheet before laying out the system. The verified web results do not provide voltage values or active current. Estimated power cannot be derived responsibly without those inputs. Confirm clock and peripheral states, provide local decoupling at each verified supply pin, and include measurement points so current and voltage-margin behavior can be checked in the assembled unit.
Design around the 181-pin ceramic PGA footprint and verify socket compatibility mechanically and electrically. The verified package is 39 x 39 mm and square, so connector escape, via access, keepout, and socket-retention requirements can dominate board planning. Use the manufacturer land pattern and pin numbering for every layer, and validate memory-bus routing and external support components only after recovering the complete pin table and timing specification.
Validate the processor clock, reset behavior, memory interface, and external converter timing at the selected 50 MHz grade using the official electrical specification. Available snippets do not identify clock-generation requirements, rise-time limits, memory timing, output impedance, or bus topology. Treat those as unresolved design inputs rather than deriving them from MIPS or MFLOPS. Signal-integrity testing should cover worst-case voltage, temperature, board loading, and intended clock tolerance.
Legacy status must be handled through evidence-based procurement. The supplied sources do not state an active, NRND, EOL, or obsolete classification, so the lifecycle field remains unknown. For maintenance builds, obtain authorized sourcing, traceable date code, condition, and change-control documentation. For new designs, compare a modern migration platform against software effort, I/O redesign, certification impact, and long-term availability before committing.
Compliance Information
The supplied verified data does not provide authoritative compliance declarations. Compliance values remain unknown rather than inferred from manufacturer identity or distributor listings.
