ZSC31014 rbic ilite tm digital output sensor signal conditioner ? 2012 zentrum mikroelektronik dresden ag rev. 1.53 all rights reserved. the material c o ntained herein may not be reproduced, adapted, merged, translated, stored, or used without the prior written consent of the c opyright owner. the in formation furnished in this publication is subject to changes without notice. brief description the ZSC31014 rbic ilite ? is a cmos integrated cir - cuit for highly accurate amplification and analog - to - digital conversion of differentia l and half - bridge input signals. the rbic ilite ? can compensate the mea - sured signal for offset, 1 st and 2 nd order span, and 1 st and 2 nd order temperature (tco and tcg). it is well - suited for sen sor - specific correction of bridge sen - sors. digit al com pensati on of signal offset, sensitivity, temperature drift, and non - linearity is accomplished via an internal digital signal processor running a correction algorithm with calibration coefficients stored in a non - volatile eeprom. the rbic ilite ? is adjustable to ne arly all piezo - resis - tive bridge sensors. measured and corrected bridge values are provided at digital output pins, which can be configured as i 2 c ?* or spi. the digital i 2 c ? interface can be used for a simple pc - controlled cal - ibration procedure to program calibration coefficients into an on - chip eeprom. the calibrated rbic ilite ? and a specific sensor are mated digitally: fast, precise, and without the cost overhead associated with trimming by external devices or laser trimming. integrated diagnostics funct ions make the rbic ilite ? particularly well - suited for safety - critical applications. features ? high accuracy (0.1% fso @ - 25 to +85c; 0.25% fso @ - 40 to +125c) ? 2 nd order charge - balancing analog - to - digital converter provides low noise, 14 - bit data at samp le rates exceeding 2khz ? fast power - up to data output response: 3ms at 4mhz ? digital compensation of sensor offset, sensitivity, temperature drift, and non - linearity ? eight programmable analog gain settings com - bine with a digital gain term; accommodates brid ges with spans <1mv/v and high offset ? internal or optional external temperature com - pensation for sensor correction and for correct ed temperature output ? 48 - bit customer id field for module traceability * i 2 c is a trademark of nxp. benefits ? simple pc - cont rolled configuration and single - pass digital calibration via i 2 c ? interface C quick and precise; spi option for measurement mode ? eliminates need for external trimming components ? on - chip diagnostic f eatures add safety to the appli cation (e.g., eeprom signat ure, bridge connection checks, bridge short detection). ? low - power sleep mode lengthens battery life ? enables multiple sensor networks available support ? evaluation kit ? application notes ? mass calibration solution physical characteristics ? wide supply voltage c apability: 2.7v to 5.5v ? current consumption as low as 70 a depend ing on programmed sample rate ? low - power sleep mode (<2 a @ 25c) ? operation temperature: - 40c to +125c ? small sop8 package ZSC31014 application : i 2 c ? interface , low - power bsink option , inte rnal temperature correction v s u p p l y ( 2 . 7 v t o 5 . 5 v ) g n d 0 . 1 f v s s v d d b s i n k i n t / s s v b p s d a / m i s o v b n s c l / s c l k z s c 3 1 0 1 4
ZSC31014 rbic ilite tm digital output sensor signal conditioner ? 2012 zentrum mikroelektronik dresden ag rev. 1.53 all rights reserved. the material c o ntained herein may not be reproduced, adapted, merged, translated, stored, or used with out the prior written consent of the copyright owner. ZSC31014 block diagram application : bridge tc used for external temperature application : generic differential a2d converter ordering examples (please refer to section 10 in the data sheet for additional options.) sales code description package ZSC31014 dab ZSC31014 rbic ilite ? die temperature range: - 40c to +125c unsawn on wafer ZSC31014 dac ZSC31014 rbic ilite ? die temperature range: - 40c to +125c sawn on wafer fr ame ZSC31014 dad ZSC31014 rbic ilite ? die temperature range: - 40c to +125c waffle pack ZSC31014 dag1 ZSC31014 rbic ilite ? sop8 (150 mil) temperature range: - 40 to +125c tube: add - t to sales code reel: add - r ZSC31014 kit ZSC31014 ssc evaluation kit: communication board, ssc board, sensor replacement board, software, usb cable, 5 ic samples kit sales and further information www.zmdi.com ssc@zmdi.com zentrum mikroelektronik dresden ag grenzstrasse 28 01109 dresden germany zmd america, inc. 1525 mccarthy blvd., #212 milpitas, ca 95035 - 7453 usa zentrum mikroelektronik dresden ag, japan office 2nd floor, shinbashi tokyu bldg. 4 - 21 - 3, shinbashi, minato - ku tokyo, 105 - 0004 japan zm d far east, ltd. 3f, no. 51, sec. 2, keelung road 11052 taipei taiwan zentrum mikroelektronik dresden ag, korean office posco centre building west tower, 11th floor 892 daechi, 4 - dong, kangnam - gu seoul, 135 - 777 korea phone +49.351.8822. 7.772 fax +49.3 51.8822. 8.7772 phone +855 - ask - zmdi (+855.275.9634) phone +81.3.6895.7410 fax +81.3.6895.7301 phone +886.2.2377.8189 fax +886.2.2377.8199 phone +82.2.559.0660 fax +82.2.559.0700 disclaimer : this information applies to a product under development. its char acteristics and specification s are su bject to change without notice. zentrum mikroelek tronik dresden ag (zmd ag) assumes no obligation regarding future manufacture unless otherwise agreed to in writing. the information furnished hereby is believed to be t rue and accurate. however, under no circumstances shall zmd ag be liable to any customer, licensee, or any other third party for any special, indirect, incide ntal, or consequential damages of any kind or nature whatsoever arising out of or in any way relat ed to the furnishing, performance, or use of this technical data. zmd ag hereby expressly disclaims any liability of zmd ag t o any customer, licensee or any other third party, and any such customer, licensee and any other third party hereby waives any liab ility of zmd ag for any damages in connection with or arising out of the furnishing, performance or use of this technical data, whether based on contract, warranty, tort (including negligence), strict liability , or otherwise. applications: in dustrial: b uilding automation, dataloggers, pressure meters, leak detection monitoring medical: i nfusion pumps, blood pressure meters, air mattresses, apnea monitors white goods / appliances: fluid level, refrigerant consumer: body monitors, portable monit ors, desktop weather stations, bathroom scales, toys/games v supply gnd 0 . 1 f vss bsink vbp vbn vdd int / ss sda / miso scl / sclk ZSC31014 differential signal from any source v supply gnd 0 . 1 f vss bsink vbp vbn vdd int / ss sda / miso scl / sclk ZSC31014 i n m u x p r e a m p o p t i o n a l r t d v d d ( 2 . 7 v - 5 . 5 v ) v s s e e p r o m w / c h a r g e p u m p & c h e c k s u m d s p c o r e p o r / o s c i l l a t o r a d 1 4 - b i t a d c i 2 c o r s p i i n t e r f a c e t e m p e r a t u r e r e f e r e n c e v b p r b i c i l i t e ? z s c 3 1 0 1 4 b s u p p l y o p t i o n a l b s i n k 0 . 1 f i n t / s s s d a / m i s o s c l / s c l k s e n s o r d i a g n o s t i c s v b n
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