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Texas Instruments TMS320C54x | Texas Instruments

TMS320C54x series from Texas Instruments

Texas Instruments TMS320C54x Series Overview

Fixed-point DSPs optimized for voice and audio processing with low power.

The TMS320C54x from Texas Instruments is a Fixed-point DSPs optimized for voice and audio processing with low power. This series includes 4 variants, each tailored for specific application requirements while sharing a common architecture and design ecosystem.

Built on a C54x 160MHz architecture, the TMS320C54x series integrates essential peripherals including timers, communication interfaces, and analog converters to support complete system-on-chip designs. The integrated development environment and extensive software libraries accelerate firmware development and reduce design risk.

Octatronics stocks TMS320C54x variants in multiple package options. Request a quote for volume pricing, check real-time availability, or contact our engineering team for application support and alternative part recommendations.

Key Features

  • C54x 160MHz CoreC54x 160MHz core delivers optimal performance-per-watt for real-time processing tasks.
  • Rich Peripheral IntegrationOn-chip timers, ADCs, DACs, and communication interfaces (UART, SPI, I2C, CAN) reduce external component needs.
  • Comprehensive Development EcosystemIDE support, debugger tools, RTOS options, and extensive code examples accelerate development cycles.
  • Scalable Memory OptionsMultiple flash and RAM configurations allow right-sizing for each application, optimizing cost and performance.

Target Applications

  • Voice codecs
  • VoIP gateways
  • Audio effects
  • Hearing aids
  • Speech recognition

Compare TMS320C54x Variants

Side-by-side comparison of 9 product variants from Texas Instruments

ParameterTMS320C542PGE2-40TMS320C54CSTZWSTMS320C542PGE1-40TMS320C54CSTGWSTMS320C54CSTZGUTMS320C5421GGUR200TMS320C5420GGUR200TMS320C541PZ2-40TMS320C54CSTPGE
Package / Case144-LQFP144-LFBGA144-LQFP144-LFBGA144-LFBGA144-LFBGA144-LFBGA100-LQFPLQFP
Clock Rate40MHz120MHz40MHz120MHz120MHz100MHz100MHz40MHz120MHz
InterfaceBSP, HPI, TDMHost Interface, McBSP, UARTBSP, HPI, TDMHost Interface, McBSP, UARTHost Interface, McBSP, UARTHost Interface, McBSPHost Interface, McBSPDuplex Serial PortUART
Operating Temperature-40°C ~ 100°C (TC)0°C ~ 100°C (TC)-40°C ~ 100°C (TC)0°C ~ 100°C (TC)0°C ~ 100°C (TC)0°C ~ 85°C (TC)-40°C ~ 100°C (TC)-40°C ~ 100°C (TC)0°C ~ 100°C (TC)
Non Volatile MemoryROM (4kB)ROM (256kB)ROM (4kB)ROM (256kB)ROM (256kB)ROM (8kB)ExternalROM (56kB)ROM (256kB)
On Chip RAM20kB80kB20kB80kB80kB512KB384kB10kB80kB
Supplier Device Package144-LQFP (20x20)144-NFBGA (12x12)144-LQFP (20x20)144-NFBGA (12x12)144-BGA MICROSTAR (12x12)144-BGA MICROSTAR (12x12)144-BGA MICROSTAR (12x12)100-LQFP (14x14)144-LQFP (20x20)
TypeFixed PointFixed PointFixed PointFixed PointFixed PointFixed PointFixed PointFixed PointFixed Point
Voltage Core5.00V1.50V5.00V1.50V1.50V1.80V1.80V5.00V1.50V
Voltage IO5.00V3.30V5.00V3.30V3.30V3.30V3.30V5.00V3.30V
Request QuoteRequest QuoteRequest QuoteRequest QuoteRequest QuoteRequest QuoteRequest QuoteRequest QuoteRequest Quote
Selection Guide
⚡Clock Speed
40MHz→TMS320C542PGE2-40TMS320C542PGE1-40TMS320C541PZ2-40
100MHz→TMS320C5421GGUR200TMS320C5420GGUR200
120MHz→TMS320C54CSTZWSTMS320C54CSTGWSTMS320C54CSTZGUTMS320C54CSTPGE
📦Package
144-LQFP→TMS320C542PGE2-40TMS320C542PGE1-40
144-LFBGA→TMS320C54CSTZWSTMS320C54CSTGWSTMS320C54CSTZGUTMS320C5421GGUR200TMS320C5420GGUR200
100-LQFP→TMS320C541PZ2-40
LQFP→TMS320C54CSTPGE
🔌Interface
BSP, HPI, TDM→TMS320C542PGE2-40TMS320C542PGE1-40
Host Interface, McBSP, UART→TMS320C54CSTZWSTMS320C54CSTGWSTMS320C54CSTZGU
Host Interface, McBSP→TMS320C5421GGUR200TMS320C5420GGUR200
Duplex Serial Port→TMS320C541PZ2-40
UART→TMS320C54CSTPGE
🌡️Temperature Range
-40°C ~ 100°C (TC)→TMS320C542PGE2-40TMS320C542PGE1-40TMS320C5420GGUR200TMS320C541PZ2-40
0°C ~ 100°C (TC)→TMS320C54CSTZWSTMS320C54CSTGWSTMS320C54CSTZGUTMS320C54CSTPGE
0°C ~ 85°C (TC)→TMS320C5421GGUR200
TMS320C54x Series Applications
🎧
Audio & WearablesAudio DACs/codecs, ANC processors, and bone conduction drivers for TWS earbuds and smartwatches.
📡
Communications EquipmentRF components, network processors, optical transceivers, and 5G infrastructure modules.
🏥
Medical & HealthcareMedical-grade sensors, imaging components, patient monitoring ICs, and FDA-compliant electronic parts.

Technical Specifications

Compare key TMS320C54x specifications across available variants. All parameters are typical values at 25 degC unless otherwise noted.

Processor Specifications

CPU Core
C54x 160MHz
Operating Frequency
See datasheet per variant
Flash Memory
Multiple options available
RAM
Multiple options available

Peripherals

Communication
UART, SPI, I2C, CAN (varies)
Analog
ADC, DAC, Comparators (varies)
Timers/PWM
Multiple channels

Frequently Asked Questions

Common technical questions about the TMS320C54x series.

The TMS320C54x is a Texas Instruments Fixed-point DSPs optimized for voice and audio processing with low power. The series includes 4 variants optimized for different application requirements.
The TMS320C54x series currently includes 4 variants. Each variant may differ in package type, operating specifications, and feature set. Browse the product table above to compare available options.
The TMS320C54x series is used in Voice codecs, VoIP gateways, Audio effects, and Hearing aids, Speech recognition. Contact our applications team for design-in support and recommendation.
Octatronics is an authorized distributor of Texas Instruments products including the TMS320C54x series. We provide competitive pricing, fast delivery, and full traceability for all components. Request a quote or contact us for availability and lead times.
Yes, Octatronics supports both prototype and production quantities for the TMS320C54x series. Small-quantity orders are available for design evaluation, with volume pricing for production runs. Contact our sales team for custom pricing.