71514hk 20140507-s00001/41514hk no.a2328-1/8 semiconductor components industries, llc, 2014 july, 2014 http://onsemi.com LC898214XC overview this lsi is af control lsi. it consists of 1 system of feedback circuit for af control. features ? built-in equalizer circuit using digital operation - af control equalize circuit - any coefficient can be specified by i 2 c i/f ? i 2 c interface ? built-in a/d converter - maximum 10-bit - input 2 channel ? built-in d/a converter - 8-bit - output 2-channel (hall offset, constant current bias) ? built-in hall sensor - si hall sensor ? built-in eeprom - 128 byte (8 byte/page) ? built-in vga - hall amp ? built-in osc - 48mhz ? built-in constant current driver ? package - wl-csp 8-pin - lead-free, halogen-free ? supply voltage - v dd (2.6v to 3.6v) orderin g numbe r : ena2328a cmos lsi af controller ordering information see detailed ordering and shipping inform ation on page 8 of this data sheet. * i 2 c bus is a trademark of philips corporation. wlcsp8, 1.15x2.37, 0.5p
LC898214XC no.a2328-2/8 pin description type i input p power supply, gnd nc not connect o output b bidirection i 2 c interface i2cck b i 2 c clock pin i2cdt b i 2 c data pin hall interface hall o hall amp output driver interface out1 o actuator output pin out2 o actuator output pin power supply pin vdd p power supply vss p gnd test pin test o test pin *process when pins are not used pin type ?o? ? ensure that it is set to open. pin type ?i? ? open is inhibited. en sure that it is connected to the v dd or v ss even when it is unused. (please contact on semiconductor for more information about selection of v dd or v ss .) pin type ?b? ? if you are unsure about processing method on the pin description of pin layout table, please contact us. note that incorrect processing of unused pins may result in defects.
LC898214XC no.a2328-3/8 pin layout circuit name number of pins circuit name number of pins analog 4 driver 2 logic 2 backside pin layout diagram (top view from the mold side) 4 test hall 3 i2cdt i2cck 2 vss vdd 1 out2 out1 a b block diagram i2c i/f i2cdt i2cck out1 out2 ad eq control logic constant current driver da vdd - + - + vss osc por ldo vdd vdd hall hall test temp eeprom vga 0.01uf vdd hall driver
LC898214XC no.a2328-4/8 electrical characteristics 1) absolute maximum rating at v ss = 0v item symbol condition rating unit supply voltage v dd 33 max ta 25c ? 0.3 to 4.6 v input/output voltage v i 33,v o 33 ta 25c ? 0.3 to v dd 33+0.3 v storage ambient temperature tstg ? 55 to 125 c operating ambient temperature topr ? 30 to 70 c peak output current iopeak out1,out2 t 10 msec, on-duty 20% 180 ma continuous output current iomax out1,out2 120 ma 2) acceptable operation range at ta = ? 30 to 70 c, v ss = 0v 3v power supply (dv dd ) item symbol min std max unit supply voltage v dd 33 2.6 2.8 3.6 v input voltage range v in 0 - v dd 33 v 3) dc characteristics : input/output level at v ss = 0v, v dd = 2.6v to 3.6v, ta = ? 30 to 70 c 4) driver output (out1, out2) at v ss = 0v, v dd = 2.8v, ta = 25 c item symbol condition min std max unit applicable pins output on resistance ronu io=120ma pch 2.8 ? out1, out2 rond io=120ma nch 2.0 ? output leak current ioleak 1 ? a diode forward voltage vd id= ? 120ma 0.9 v 5) non-volatile memory characteristics item symbol condition min std max unit applicable pins endurance en 100 cycles e2prom data retention rt 10 years item symbol condition min std max unit applicable pins high-level input voltage vih cmos compliant schmidt 1.4 v i2cck, i2cdt, low-level input voltage vil 0.4 v low-level output voltage vol iol= 2ma 0.4 v i2cdt functional operation above the stresses listed in the recommended operating ranges is not implied. extended exposure to stresses beyond the recomme nded operating ranges limits may affect device r eliab ility. stresses exceeding those listed in the maximum ratings table may damage the device. if any of these limits are exceeded, device functionality should n ot be assumed, damage may occur and reliability may be affected. product parametric performance is indicated in the electrical characteristics for the listed test conditions, unless otherwise noted. product per formance may not be indicated by the electrical characteristics if operated under different conditions.
LC898214XC no.a2328-5/8 hall element position figure 1 : hall element position please refer to package diagram for each dimension.
LC898214XC no.a2328-6/8 ac characteristics v dd supply timing figure 2 : v dd supply timing it is available to use i 2 c 2ms later for power on reset of v dd . item symbol min typ max unit v dd turn on time t1 3 ms i 2 c start time from v dd on t2 2 ms v dd off time t3 10 ms
LC898214XC no.a2328-7/8 ac specification figure 2 shows interface timing definition and table 1 shows electric characteristics. figure 3 : i 2 c interface timing definition table 1 : electric characteritics for i 2 c interface (ac characteristics) item symbol pin name min typ max unit i2cck clock frequency fi2cck i2cck 400 khz start condition hold time thd,sta i2cck i2cdt 0.6 ? s i2cck clock low period tlow i2cck 1.3 ? s i2cck clock high period thigh i2cck 0.6 ? s setup time for repetition start condition tsu,sta i2cck i2cdt 0.6 ? s data hold time thd,dat i2cck i2cdt 0 (*3) 0.9 ? s data setup time tsu,dat i2cck i2cdt 100 ns i2cdt, i2cck rising time tr i2cck i2cdt 300 ns i2cdt, i2cck falling time tf i2cck i2cdt 300 ns stop condition setup time tsu,sto i2cck i2cdt 0.6 ? s bus free time between stop and start tbuf i2cck i2cdt 1.3 ? s *3 : although the i 2 c specification defines a condition that 300 ns of hold time is required internally, LC898214XC is designed for a condition with typ. 20 ns of hold time. if i2cdt signal is unstable around falling point of ic2ck signal, please implement an appr opriate treatment on board, su ch as inserting a resistor.
LC898214XC ps no.a2328-8/8 package dimensions unit : mm ordering information device package shipping (qty / packing) LC898214XC-mh wlcsp8, 1.15x2.37, 0.5p (pb-free / halogen free) 4000 / tape & reel on semiconductor and the on logo are registered trademarks of semiconductor components industries, llc (scillc) or its subsidiaries in the united st ates and/or other countries. scillc owns the rights to a number of patents, trademarks, copyrights, trade secrets, and other intellectual property. a lis ting of scillc?s product/patent coverage may be accessed at www.onsemi.com/site/pdf/patent-marking.pdf . scillc reserves the right to make changes with out further notice to any products herein. scillc makes no warranty, representation or guarantee regarding the suitability of its products for any parti cular purpose, nor does scillc assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages. ?typical? parameters which may be provided in scillc data sheets and/or specific ations can and do vary in different applications and actual performance may vary over time. all operating parameters, including ?typicals? must be validated fo r each customer application by customer?s technical experts. scillc does not convey any license under its patent rights nor the rights of others. scillc pro ducts are not designed, intended, or authorized for use as com ponents in systems int ended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the scillc product could create a situation where personal injury or death may occur. should buyer purchase or use scillc products for any such unintended or unauthorized application, buyer shall indemnify and hold scillc and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees ar ising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that sci llc was negligent regarding the design or manufacture of the part. scillc is an equal opportunity/affirmative action employer. this literature is subject t oall applicable copyright laws and is not for resale in any manner.
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