summary CYTMA445A truetouch ? multi-touch all-points touchscreen controller cypress semiconductor corporation ? 198 champion court ? san jose , ca 95134-1709 ? 408-943-2600 document number: 001-90901 rev. *d revised june 21, 2016 features multi-touch capacitive touchscreen controller ? 32-bit arm ? cortex? cpu ? register-configurable ? noise-suppression technologies for battery charger and display ? effective 24-v drive for higher signal-to-noise ratio (snr) ? chargerarmor? for charger noise immunity ? external display synchronization ? water rejection and wet-finger tracking using dualsense? ? multi-touch glove with aut omatic mode switching ? ten fingers with thin glove ( 1-mm thick) ? two fingers with thick glove ( 5-mm thick) ? fingernail tracking ? grip suppression ? large object rejection ? automatic baseline tracking to environmental changes ? low-power look-for-touch mode ? field upgrades via bootloader ? android? driver support ? cypress manufacturing test kit (mtk) ? touchscreen sensor self-test and panel id reporting system performance (c onfiguration dependent) ? screen sizes up to 5.0-inch diagonal ? 4.8-mm sensor pitch; 16:9 aspect ratio ? up to 36 sense pins ? 308 intersections (22 14) ? reports up to ten fingers ? small finger support down to 4 mm ? large finger support up to 30 mm ? refresh rate up to 300 hz; other rates configurable ? tx frequency up to 500 khz ? best-in-class charger noise immunity ? immunity up to 35-v peak-to-peak (v pp ) ? immunity to at&t ? zero charger noise power (configuration-dependent) ? 1.71- to 1.95-v or 2.0- to 5.5-v digital and i/o supply ? 2.65- to 4.7-v analog supply ? 4-mw average power ? 5.7- w typical deep-sleep power sensor and system design (configuration-dependent) ? supports a variety of touchscreen sensors and stackups ? manhattan, diamond, single-layer independent multi-touch (slim ? ), and totem-pole patterns ? sensor-on-lens (sol) ? plastic (pet) and glass-sensor substrates ? lcd, amoled, and ips displays ? metal mesh ? single-layer flexible printed circuit (fpc) routing enabled by flexible tx/rx configurations communication interface ? i 2 c slave at 100 and 400 kbps ? spi slave bit rates up to 8 mbps [1] package options ? 44-pin 5 5 0.6-mm qfn (0.35-mm lead pitch) ? 48-pin 6 6 0.6-mm qfn (0.4-mm lead pitch) note 1. spi support is only available in 48-pin qfn package.
document number: 001-90901 rev. *d page 2 of 4 summary CYTMA445A ordering information ta b l e 1 lists the CYTMA445A truetouch touchscreen controllers. for information on other truetouch families, visit http://www.cypre ss.com/truetouch . ordering code definitions table 1. device ordering information [2] device part number truetouch package segmentation part number sense i/o 35-v pp charger armor dualsense glove type base part CYTMA445A-44lqi28aa(t) 28 ? ? ? 44-pin qfn CYTMA445A-44lqi33aa(t) 33 ? ? ? 44-pin qfn CYTMA445A-44lqi35aa(t) 35 ? ? ? 44-pin qfn CYTMA445A-48lqi36aa(t) 36 ? ? ? 48-pin qfn dualsense CYTMA445A-44lqi28ab(t) 28 ?? ? 44-pin qfn CYTMA445A-44lqi33ab(t) 33 ?? ? 44-pin qfn CYTMA445A-44lqi35ab(t) 35 ?? ? 44-pin qfn CYTMA445A-48lqi36ab(t) 36 ?? ? 48-pin qfn advanced feature CYTMA445A-44lqi35ae(t) 35 ??? 44-pin qfn CYTMA445A-48lqi36ae(t) 36 ??? 48-pin qfn custom (reserved for kits) CYTMA445A-44lqi35zz(t) 35 ??? 44-pin qfn CYTMA445A-48lqi36zz(t) 36 ??? 48-pin qfn pins/package type (abcde) part number: 445a family code: tma = multi-touch all-points controller marketing code: cy = cypress psoc cy tma 445a ## ##lqi aa = base ab = base part + water rejection (dualsense) ae = base part + water rejectio n (dualsense) + face detection zz = custom development features (xx) 44lqi = 44-pin qfn 48lqi = 48-pin qfn -xx number of sense i/o (xx): 28, 36, or 37 t = tape and reel (t) notes 2. all devices have the following base features: chargerarmor, capsense buttons, large object detection and rejection, and grip suppression.
document number: 001-90901 rev. *d page 3 of 4 summary CYTMA445A document history page document title: CYTMA445A, truetouch ? multi-touch all-points touchscreen controller document number: 001-90901 revision ecn orig. of change submission date description of change ** 4379892 swu 05/14/2014 new datasheet. *a 4427766 swu 07/02/2014 changed maximum v dda supply from 5.5 v to 4.7 v. changed deep sleep power from 5.674 w to 6.3 w. changed charger noise (chargerarmor) immunity from 15vpp to 35 vpp. fixed typo for supported charger armor voltage in ordering information table. fixed mpn sense i/o typo in ordering information table. *b 4484730 swu 08/27/2014 added ?datasheet? to document title. *c 4670224 swu 02/25/2015 fixed typo: removed footnote link from exter nal display synchronization on the front page. removed support for on-cell/hybrid in-c ell touch-integrated display modules. *d 5316805 elg 06/21/2016 updated features . updated ordering information . updated cy logo and sales disclaimer.
document number: 001-90901 rev. *d revised june 21, 2016 page 4 of 4 chargerarmor? is a trademark and truetouch ? , psoc ? , and capsense ? are registered trademarks of cypress semiconductor corporation. purchase of i 2 c components from cypress or one of its sublicensed a ssociated companies conveys a license under the philips i 2 c patent rights to use these components in an i 2 c system, provided that the system conforms to the i 2 c standard specification as defined by philips. as from october 1st, 2006 philips semiconductors has a new trade name - nxp sem iconductors. summary CYTMA445A ? cypress semiconductor corporation, 2013-2016. this document is the property of cypress semiconductor corporation and its subs idiaries, including spansion llc ("cypress"). this document, including any software or firmware included or referenced in this document ("software"), is owned by cypress under the intellec tual property laws and treaties of the united states and other countries worldwide. cypress reserves all rights under such laws and treaties and does not, except as specifically stated in this paragr aph, grant any license under its patents, copyrights, trademarks, or other intellectual property rights. if the software is not accompanied by a license agreement and you do not otherwise have a writte n agreement with cypress governing the use of the software, then cypress hereby grants you a personal, non-exclusive, nontransferable license (without the right to sublicense) (1) under its copyright rights in the software (a) for software provided in source code form, to modify and reproduce the software solely for use with cypress hardware products, only internally within your organization, and (b) to distribute the software in binary code form externally to end users (either directly or indirectly through resellers and distributors), solely for use on cypress hardware product units, and (2) u nder those claims of cypress's patents that are infringed by the software (as provided by cypress, unmodified) to make, use, distribute, and import the software solely for use with cypress hardware product s. any other use, reproduction, modification, translation, or compilation of the software is prohibited. to the extent permitted by applicable law, cypress makes no warranty of any kind, express or implied, with regard to this docum ent or any software or accompanying hardware, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose. to the extent permitted by applicable law, cypress reserves the right to make changes to this document without further notice. cypress does n ot assume any liability arising out of the application or use of any product or circuit described in this document. any information provided in this document, including any sample design informat ion or programming code, is provided only for reference purposes. it is the responsibility of the user of this document to properly desi gn, program, and test the functionality and safety of any appli cation made of this information and any resulting product. cypress products are not designed, intended, or authorized fo r use as critical components in systems de signed or intended for the operation of w eapons, weapons systems, nuclear inst allations, life-support devices or systems, other medical devices or systems (including resuscitation equipment and surgical implants), pollution control or hazar dous substances management, or other uses where the failure of the device or system could cause personal injury, death, or property damage ("unintended uses"). a crit ical component is any compo nent of a device or system whose failure to perform can be reasonably expected to cause the failure of the device or system, or to affe ct its safety or effectiveness. cypress is not liable, in who le or in part, and you shall and hereby do release cypress from any claim, damage, or other liability arising from or related to all unintended uses of cypress products. you shall indemnify and hold cy press harmless from and against all claims, costs, damages, and other liabilities, including claims for personal inju ry or death, arising from or related to any unintended uses of cypress products. cypress, the cypress logo, spansion, the spansion logo, and combinations thereof, psoc, capsense, ez-usb, f-ram, and traveo are trademarks or registered trad emarks of cypress in the united states and other countries. for a more complete list of cypre ss trademarks, visit cypress.com. other names and brands may be claimed as property of their respective owners. sales, solutions, and legal information worldwide sales and design support cypress maintains a worldwide network of offices, solution centers, manufacturer?s representatives, and distributors. to find t he office closest to you, visit us at cypress locations . products arm ? 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