Texas Instruments

TMS320C203PZ57  

DSP

TMS320C203PZ57 Description

The TMS320C203PZ57 is a fixed-point digital signal processor (DSP) from Texas Instruments' TMS320C20x series, designed for embedded signal processing applications. Operating at a 57MHz clock rate, it delivers high-performance computation with 5.0V core and I/O voltages, making it suitable for legacy 5V systems. Packaged in a 100-pin LQFP (Low-Profile Quad Flat Package) and featuring 1kB of on-chip RAM, this DSP is optimized for real-time processing tasks. Although marked as "Not For New Designs", it remains relevant in maintenance and long-lifecycle industrial applications.

TMS320C203PZ57 Features

• High-Speed Processing: 57MHz clock speed enables rapid execution of DSP algorithms.
• Fixed-Point Architecture: Optimized for deterministic, low-latency signal processing.
• Integrated Interfaces: Includes SSP (Synchronous Serial Port) and UART for flexible communication.
• Robust Packaging: Surface-mount 100LQFP ensures compact PCB integration.
• Legacy Compatibility: 5V operation simplifies migration from older systems.
• Reliability: ROHS3 compliant and REACH unaffected, with MSL 1 (Unlimited) moisture sensitivity.

TMS320C203PZ57 Applications

• Industrial Control Systems: Motor control, PLCs, and automation due to deterministic performance.
• Telecommunications: Legacy modem and voice processing equipment.
• Medical Devices: Embedded signal processing in diagnostic tools.
• Automotive Electronics: Engine control units (ECUs) in older vehicle models.
• Military/Aerospace: Long-lifecycle systems requiring 5V DSP solutions.

Conclusion of TMS320C203PZ57

The TMS320C203PZ57 is a proven DSP solution for 5V-based embedded systems, offering a balance of speed, integration, and reliability. While newer designs may opt for lower-voltage DSPs, its fixed-point efficiency and industrial-grade robustness make it ideal for maintaining or upgrading legacy hardware. Engineers in automotive, industrial, and telecom sectors will find it particularly valuable for cost-sensitive, long-term deployments.

TMS320C203PZ57 Documents

Download datasheets and manufacturer documentation for TMS320C203PZ57

Datasheets :

TMS320C209PN57      

PCN Packaging :

New Tray 08/Jun/2020       14x14x1.4 LQFP Tray Update 26/Sep/2013