mcf5249 coldfire ? embedded controllers new t rends call for new technology while sales of consumer electronics and home audio devices are growing, and thepopularity of the low-cost, high-capacity mp3 format is increasing, freescale semiconductor is keeping pace withinnovative devices that address these trends. the mcf5249 coldfire ? microprocessor has entered the market at a time when a convergence is taking place between home audio electronics and computer technologies. at the same time, freescale has positioned this advanced coldfire device for many other growing markets such as security and biometrics for fingerprint recognition and iris scanning applications. manycorporations, educational facilities, law enforcement and public transport authorities are placing increased emphasis and investment in the protection of their staff and assets. accordingly, the use of biometric security is expected to grow exponentially over the next few years. enhanced features open the door to new possibilities freescale coldfire mcf5249 32--it integrated microprocessor, based on the version 2 (v2) coldfire core, includes new features that are ideal for any application that requires significant control processing for filemanagement, signal processing and data buffering. in fact, the mcf5249, with up to 125 dhrystone 2.1 mips at 140 mhz, isdiverse enough to drive a wide range of applications, everything from digital audio to security to industrial control. the mcf5249 is uniquely designed to enable fewer system components and, with low system power requirements, products with a longer battery life. additionally, its integrated features keep development costs low and time to market short. the mcf5249 also protects the investments youe already made in technology andtraining. with its seamless, fully compatible upgrade path, the mcf5249 is an attractive option for mcf5206e users looking to add performance and capabilities. price performance that hard to beat while the mcf5249 is well suited for the digital audio market, advanced features make it a good fit for many industrial control applications, such as information kiosks, security and biometrics. the advanced features include an enhanced multiply-accumulate (emac) unit, 96 kb of on-chip sram, 8 kb i-cache, serial interfaces, a 12-bit analog-to-digital converter (adc), a four-channel direct memory access (dma), timers, general-purpose input/output (gpio) lines, system integration and a glueless sdram controller. the mcf5249, our highest performing v2 yet, gives you flexibility to cost-effectivelydesign the feature-rich products your customers demand in significantly less time. new features give you more design options the mcf5249 includes exciting enhancementserial audio ports compatible with industry-standard formats, cd-rom block decoder/encoder, spdif/ebu transmitter/receiver, flash media interface, ide master interfacehat eliminate the need for additional audio interfaces. the innovativeon-chip audio bus allows a direct connection between audio interfaces with no intervention from the cpu, adding even more intelligence to this smart device. the coldfire family isdesigned to accelerate system design time and reduce development costs.
freescale? and the freescale logo are trademarks of freescale semiconductor, inc. all other product or service names are the property of their respective owners. ?freescale semiconductor, inc. 2005 mcf5249f act rev 1 a seamless migration path protects your t echnology investment by leveraging your existing development tools and software, the mcf5249 protects theresources youe already invested in 68k and coldfire microprocessor technology and training. for example, when you move from 68k to coldfire microprocessors, you can use code translation and emulation tools, free of charge to registered users, to modify and reuse 68k assembly code. the 100-percent synthesizable coldfire family secures your investment in technology andtraining well into the future. even better, the coldfire family of microprocessors, including the mcf5249, gives you the freedom toexperiment with powerful capabilities for visionary electronic products, without sacrificing system costs or time to market. learn more: for more information about freescale products, please visit www.freescale.com . mcf5249 features > v2 coldfire processor core > 8 kb instruction cache > 96 kb sram > emac unit > hardware integer divide unit > industry-leading debug module offering both background and real-time capability > integrated processor ? sdram controller ? two independent universal asynchronous receiver/transmitters (uarts) ? t wo i 2 c interfaces ? queued serial peripheral interface (qspi) ? four-channel dma (two internal/two external) ? 12-bit adc ? t wo independent 16-bit timers ? chip selects ? 16-bit gpios ? cd-rom block decoder/encoder ? cd text interface ? sony phillips digital interface (spdif)/ebu transmitter/receiver ? two i 2 c transmitter/receivers ? hard disk drive interface ? flash media interface > system integration (phase-lock loop, software watchdog) > doze mode and variable frequency operation mcf5249 product specifications > up to 125 (dhrystone 2.1) mips at 140 mhz > -40 to +85?operating temperature > requires 1.8v and 3.3v power supply > package: ? 160-pin mapbga packagecf5249 ? 144-pin lqfp packagecf5249l flexibility to meet y our customers needs the mcf5249 incorporates advanced technologies that allow you to build greater performance into your productsand get them to market faster than your competition. the innovative coldfire family has been a key member of freescale 32--it family ofproducts for more than eight years. and the coldfire family development roadmap ensures your creativity , time and resources are protected into the future. mcf5249 block diagram v2 co l dfi re ? co r e system bus co n trol l er sdram co n trol l er and ch i p sel ects uart cd -ro m block e/d qspi dmas/ timers spdif/ebu rx/tx 12-b i t adc ide interface 96 kb sram 8 kb i-cache flash medi a interface uart gpio jtag bdm pll emac i 2 c i 2 c i 2 c rx/tx
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