consumer and industrial/general embedded market i.mx233 applications processor 32-bit embedded microprocessor C arm ? overview the i.mx233 applications processor extends freescales arm9 portfolio and introduces several unique features such as power management, analog audio, 12-bit adcs and a touch screen controller that allows customers to eliminate external components, reducing their overall system bill of materials cost. the i.mx233 integrates industry-leading power management technology to manage the power sequencing required by the processor itself and supplies power to other components in the system, such as external memories, from a single li-ion battery. additionally, analog audio features such as the stereo adc/dac and amplifiers, plus a mono speaker amplifier provide a complete solution in a single device for multimedia applications. furthermore, many consumer applications require a rich graphical user interface which is supported with the lcd touch screen controller and basic hardware graphics acceleration with the pixel pipeline processor. the i.mx233 is offered in two packages to provide more tailored options for the various target applications. the 169 bga package provides access to all of the features of the i.mx233. the 128 lqfp package provides a subset of these features in order to fit into the smaller pin count package. this smaller package option is ideal for cost-sensitive entry level applications that use small displays, don't require touchscreen user interface and have manufacturing restrictions (number of board layers). the feature differences are shown in the block diagram and table. target applications ? portable media players ? portable navigation devices ? home appliances ? graphical remote controls ? home automation ? ebooks ? digital picture frames ? audio peripherals and accessories ? voip handsets ? simple human machine interface (hmi) panels for industrial applications key features cpu ? arm926ej-s? runs up to 454mhz ? 16kb i & d l1 cache power management ? integrated dc-dc converter with multiple channel outputs ? supports li-ion batteries ? direct power from 5v source (usb, wall power or other source) ? battery charging capability ? on-chip silicon speed and temp sensors connectivity ? high-speed usb host / device with integrated phy ? uart ? serial peripheral interfaces (spi) ? 12-bit low-resolution adc (lradc) ? 3.3v general purpose i/o multimedia and graphics processing ? display controller optimized for up to 24-bit-per-pixel vga (640 x 480) resolution ? pixel processing pipeline (pxp) to handle post display frame pre-processing in hardware with minimal memory overhead ? tv encoder and 10-bit video dac out memory ? internal 32kb sram ? support for external ddr1, mddr ? support for external nand with hardware error correction (20-bit bch or 8-bit reed solomon) ? support for external managed nands via sdio audio ? stereo analog audio adc/dac ? stereo headphone amplifier ? 1.5w mono speaker amplifier output ? s/pdif digital output ? serial audio interface (i2s) benefits cpu performance and low power 454mhz arm9 cpu with ample headroom for many consumer and embedded applications without sacrificing battery life. for plugged in always on devices, the low power consumption of the i.mx233 can improve energy efficiency. simplified development the integration of mixed-signal analog such as power management, analog audio and a/d channels reduces system complexity and speeds time-to-market. in addition, an image processing unit supporting 24-bit vga displays is integrated to provide rich user interfaces. with a wide range of connectivity options, such as uart, sdio, usb and i 2 c, the i.mx233 processor provides the ability to connect wirelessly to other devices, through the use of off-chip bluetooth ? , wi-fi and other wireless protocols.
learn more: for current information about freescale products and documentation, please visit www.freescale.com/imx233 freescale and the freescale logo are trademarks or registered trademarks of freescale semiconductor, inc. in the u.s. and other ? freescale semiconductor, inc. 2009 document number: imx233fs / rev 0 cost efficient the integration of mixed-signal analog such as power management analog audio and a/d channels eliminates external components therey reducing overall system ill of materials cost. optimized system-on-chip with an arm9 core operating up to 454mhz, maximize performance and extend battery enables efficient mips per application while optimize low power performance. the i.mx233 also includes boot from slc, mlc and managed nands capability and supports up to 20-bit bch or 8-bit reed solomon error correction to improve reliability. development tools freescale delivers the i.mx23 evaluation kit that is price-effective with out compromising performance and allowing the customer to ultimately develop deug and demonstrate the personality of their next great product. the evaluation kit includes support for linux ddr1, nand, sdio and usb. an optional display module using a 4.3 wqvga tft lcd package options part number temp ranges package mcimx233djm4b -10c to +70c 169 mapbga , 0.8mm mcimx233cjm4b -40c to +85c 169 mapbga , 0.8mm mcimx233dag4b -10c to +70c 128lqfp MCIMX233CAG4B -40c to +85c 128lqfp function 128 lqfp 169 bga external memory interface 1 chip enable , 64mb 2 chip enables, 128mb general purpose media interface (gpmi) 8-bit data nand data width 16-bit data nand data width lcd interface (lcdif) 8-bit serial 8-bit serial, 24-bit parallel mono speaker amplifer no yes serial audio interface (i 2 s) 0 2 a/d channels 2 6 uarts 1 debug uart, 1 app uart 1 debug uart, 2 app uarts synchronous serial ports (ssp) ssp1 C 4-bit data ssp1 C 8-bit data rotary encoder muxed with pwm, debug uart dedicated real time clock (rtc) 24mhz 32khz and 24mhz pwm channels 3 5 i.mx233 applications processor pow er m anag ement dc/dc 4 . 2 v ld0 x 4 bat t e r y cha rger security drm uni que i d o tp aes k e y 1 2 8 - b i t aes s ha-1 has h i n g stand ard s y stem tim er x 4 pwm x 5 wat ch dog dma ext memory i/f nand bch 20 -bit mddr r s ecc8 ddr1 internal m emory 3 2 kb sram 6 4 kb rom ext storag e mmc + / s d x 2 user i / f lcd controller touch scre e n rotati o n color spac e conversion s c aling a l pha blending audio s /pdi f tx s t e reo adc/dac w i th am p 1 . 5 w mono speake r amp standard connectivity i 2 c spi x 2 uar t 12-bit adc hs usb phy gpio 16 kb i - cache 1 6 k b d -cache i . m x 2 3 3 a r m 9 26ej- s ? 4 5 4 m h z m ultimedia 1 0-bi t v i deo dac pal/ntsc analog t v enc ode r etm s jtag system debug i 2 s x 2 not a v a i l a b l e i n qfp package
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