Texas Instruments TMS320BC51PZ57

Mfr. Part

TMS320BC51PZ57

Manufacturer

Texas Instruments (Luminary Micro is part of TI)

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Detailed Description

Fixed-point DSP from the TMS320C5x family

57 MHz clock rate for real-time signal processing

5 V core and 5 V I O for easy use in legacy 5 V systems

100-LQFP 14 mm x 14 mm package for space-efficient surface mounting

Commercial operating temperature 0°C to 70°C TA

On-chip ROM 16 kB and RAM 4 kB for code and data

Serial interfaces BSP SSP TDM for flexible peripheral connectivity

RoHS3 compliant

Main category Integrated Circuits ICs

Small classification Embedded DSP Digital Signal Processors

Base product number TMS320

Supplier device package 100-LQFP 14x14

Factory package Tube

Available quantity 2673 units in stock at Y-IC

Key Features

57 MHz fixed-point DSP core

TMS320C5x series architecture

5 V core voltage

5 V I O voltage

On-chip ROM 16 kB

On-chip RAM 4 kB

Interfaces BSP SSP TDM

Surface-mount LQFP package 100 pins 14x14 mm

Commercial temperature range 0 to 70°C TA

RoHS3 compliant

Tube packaging for manufacturing-friendly handling

Key Advantages

Simple 5 V design that drops into legacy systems without level shifters

Fixed-point processing optimized for deterministic real-time tasks

Compact 100-LQFP package for high-density boards

Mature TI ecosystem and toolchain support for faster development

Multiple serial interfaces for easy attachment to codecs converters and telecom peripherals

Packaging

Type LQFP low-profile quad flat package

Material industry-standard epoxy mold compound with copper lead frame

Size body 14 mm x 14 mm 100-pin gull-wing leads

Pin configuration 100 pins distributed on four sides for balanced routing

Mounting surface mount compatible with standard SMT processes

Thermal characteristics commercial operation 0 to 70°C TA use solid ground planes and thermal vias for better heat spreading refer to the datasheet for detailed thermal guidance

Electrical properties core 5.00 V I O 5.00 V clock rate up to 57 MHz on-chip ROM 16 kB RAM 4 kB serial interfaces BSP SSP TDM

Factory packing Tube for safe shipping and automated assembly use

Lifecycle

Status mature legacy DSP family from TI availability can vary by region and date

This product may be limited in new design introductions and could be NRND or discontinued depending on lot and date code

Suggested alternatives and near-equivalents depending on your application

TMS320C50 and TMS320C51 family variants with similar fixed-point cores and 5 V operation

TMS320C54x series for higher performance and more memory examples TMS320VC5402 TMS320C5410A TMS320C5421

TMS320C55x series for lower power and enhanced features examples TMS320C5510A TMS320C5505

Newer TI DSP or control DSP options if you need modern peripherals or lower voltage examples TMS320C2000 family for control applications

Note differences in voltage package pinout memory and peripherals Always verify compatibility with your hardware and code

If you need a precise cross or cannot find a direct drop-in please contact the Y-IC sales team via our website and we will provide a detailed cross reference and availability update

Key Application Areas

Digital audio processing and effects

Telecom voiceband processing codecs and modems

Industrial measurement and control signal filtering and real-time math

Motor control and drives with fixed-point algorithms

Instrumentation and data acquisition

Medical devices with deterministic DSP pipelines

Consumer electronics that require compact real-time DSP

Datasheet

Y-IC hosts the most authoritative datasheet and technical resources for this model

Download the datasheet directly on this page to get full electrical characteristics pin maps timing and thermal guidance

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