the 68hc908jl8 and the 68hc908jk8 use a 68hc08 cpu core and provide cost-effective, reprogrammable flash with an integrated analog-to-digital converter (adc). this family also includes multiple clock options, two 16-bit timer channels, low-voltage inhibit (lvi) and a watchdog timer. 68hc908jk8/jl8 8-bit flash microcontrollers t arget applications > appliances > security systems > microwave applications > satellite receivers > automotive body electronics > sensors and flow measurement devices > industrial compressor (hvac) > instrument control panels > hvac blowers and fans > 8 mhz bus operation at 5v operation for 125 nsec minimum instruction cycle time > 4 mhz bus operation at 3v for 250 nsec minimum instruction cycle time > efficient instruction set including multiply and divide > 16 flexible addressing modes including stack relative with 16-bit stack pointer > fully static low-voltage, low-power design with wait and stop modes > object code compatible with the 68hc05 > easy to learn and use architecture > c-optimized architecture provides compact code integrated second-generation flash memory > in-application reprogrammable > extremely fast programming, encoding 64 bytes in as fast as 2 msec > flash programming across the 68hc08 full operating supply voltage with no extra programming voltage > 10k write/erase cycles minimum over temperature > flexible block protection and security > cost-effective programming changes and field software upgrades via in-application programmability and reprogrammability > reduces production programming costs through ultra-fast programming > allows reprogrammable battery-powered applications > byte-writable for data as well as program memory > protects code from unauthorized reading and guards against unintentional erasing/writing ofuser-programmable segments of code 8-bit analog-to-digital converter > up to 13 channels > single conversion in 17 ?ec > fast, easy conversion from analog inputs, such as temperature, pressure and fluid levels to digital values for cpu processing multiple clock options > crystal, ceramic or rc oscillator > external clock > flexible clock options optimize timing accuracy with system cost two programmable 16-bit timer channels > 125 nsec resolution at 8 mhz bus > free-running counter or modular arithmetic up-counter > each channel independently programmable for input capture, output compare or unbuffered pwm > pairing timer channels provides a buffered pwm function computer operating properly (cop) watchdog timer > provides system protection high-performance 68hc08 cpu core features benefits serial communications interface > uart asynchronous communications system > flexible baud rate generator > double buffered transmit and receive > optional hardware parity checking and generation > asynchronous communication between the mcu and a terminal, computer or a network of microncontrollers hc08 cpu 8 kb flash lvi kbi up to 26 gpio 256 ram 13-ch., 8-bit adc sci 2-ch., 16-bit timer cop
freescale? and the freescale logo are trademarks of freescale semiconductor, inc. all other product or service names are the property of their respective owners. this product incorporates superflash ? technology licensed from sst . ?freescale semiconductor, inc. 2004 68HC908JKJL8FS rev 1 learn more: for more information about freescale products, visit www.motorola.com/semiconductors . p ackage options part number package ocs temperature range mc68hc908jl8cp 28 dip xtal -40 to +85? mc68hc908jl8cdw 28 soic xtal -40 to +85? mc68hc908jl8cfa 32 lqfp xtal -40 to +85? mc68hc908jl8mp 28 dip xtal -40 to +125? mc68hc908jl8mdw 28 soic xtal -40 to +125? mc68hc908jl8mfa 32 lqfp xtal -40 to +125? mc68hrc908jl8cp 28 dip rc -40 to +85? mc68hrc908jl8cdw 28 soic rc -40 to +85? mc68hrc908jl8cfa 32 lqfp rc -40 to +85? mc68hrc908jl8mp 28 dip rc -40 to +125? mc68hrc908jl8mdw 28 soic rc -40 to +125? mc68hrc908jl8mfa 32 lqfp rc -40 to +125? mc68hc908jk8cp 20 dip xtal -40 to +85? mc68hc908jk8cdw 20 soic xtal -40 to +85? mc68hc908jk8mp 20 dip xtal -40 to +125? mc68hc908jk8mdw 20 soic xtal -40 to +125? mc68hrc908jk8cp 20 dip rc -40 to +85? mc68hrc908jk8cdw 20 soic rc -40 to +85? mc68hrc908jk8mp 20 dip rc -40 to +125? mc68hrc908jk8mdw 20 soic rc -40 to +125? application notes and engineering bulletins > eb367/d in-circuit programming of 68hc908jl/jk > an1218/d 68hc05 to 68hc08 optimization > an1831/d using mc68hc908 on-chip flash programming routines > an1837/d nonvolatile memory technology review > an2093/d creating efficient c code for the mc68hc08 > an1752/d data structures for 8-bit mcus > an1219/d m68hc08 integer math routines > an1705/d noise reduction techniques for mcu-based systems > an1259/d system design and layout techniques for noise reduction in mcu-based systems > an1263/d designing for electromagnetic compatibility with single-chip microcontrollers > an1050/d designing for electromagnetic compatibility (emc) with hcmos microcontrollers > an1705/d noise reduction t echniques for microcontroller-based systems > an2158/d designing with the mc68hc908jl/jk microcontroller family and many moreee our web site at www.motorola.com/mcu easy-to-order development t ool kits part number descriptiion m68ics08jljk jl and jk programmer/in-circuit debug kit kitmmevs08jl cost-effective real-time in-circuit emulator kit kitmmds08jl high-performance real-time in-circuit emulator kit m68eml08jkjl emulation module for the jl and jk hc08 family usbmul tilink08 universal hc08 in-circuit flash programmer and debugger, usb host interface m68cyclonepro hc08/hcs08/hc12/hcs12 stand-alone flash programmer or in-circuit emulator, debugger, flash programmer; usb, serial or ethernet interface options cdcwhc08/d codewarrior? development studio for hc08 v3de with processor expert? auto-code generator, full-chip simulation, assembler, linker and c compiler (code size limited, compiler upgrades available) selectable t rip point low-voltage inhibit features benefits > improves reliability by resetting the mcu when voltage drops below trip point > two trip points allow optimum operation in both 5v and 3v nominal systems > integration reduces system cost up to 26 bidirectional input/output (i/o) lines > 25 ma sink capability on two i/o pins > keyboard scan with selectable interrupts on seven i/o pins > software programmable pullups on nine i/o pins > high-current capable i/o allows direct drive of led and other circuits to eliminate external drivers and reduce system costs > keyboard scan with programmable pullups eliminate external glue logic when interfacing to simple keypads 20-le a d soic 28-le a d soic 28-p i n p la stic dip 28-p i n dip 32-le a d lqfp
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