summary CYTMA445 truetouch ? multi-touch all-points touchscreen controller datasheet cypress semiconductor corporation ? 198 champion court ? san jose , ca 95134-1709 ? 408-943-2600 document number: 001-90907 rev. *d revised february 18, 2016 features multi-touch capacitive touchscreen controller ? 32-bit arm cortex? cpu ? register configurable ? noise suppression technologies for battery charger and display ? effective 28-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 ? 10 fingers with thin glove ( 1-mm thick) ? 2 fingers with thick glove ( 5-mm thick) ? fingernail tracking ? 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 ? 299 intersections (23 13) ? reports up to 10 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 ? fast first-touch response ( ? 13 ms) ? charger noise immunity ? immunity up to 35 peak-to-peak voltage (v pp ) ? immunity to at&t zero charger power (configuration dependent) ? 1.71- to 5.5-v digital and i/o supply ? 2.65- to 5.5-v analog supply ? 6.75-mw average power ? 4.5- w typical deep-sleep power sensor and system design (configuration dependent) ? supports a variety of touchscreen sensors and stackups ? manhattan, diamond, and single layer independent multi-touch (slim ? ) patterns ? sensor-on-lens (sol) ? on-cell touch integrated display modules ? plastic (pet) and glass sensor substrates ? lcd and amoled displays ? single-layer flexible printed circuit (fpc) routing enabled by flexible tx/rx configurations communication interface ? i 2 c slave at all standard bit rates ? 100 kbps, 400 kbps, 1 mbps, and 3.4 mbps ? spi slave bit rate up to 10 mbps 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)
summary CYTMA445 document number: 001-90907 rev. *d page 2 of 3 ordering information table 1 lists the CYTMA445 truetouch touchscreen controllers. for information on other truetouch ? families, visit http://www.cypre ss.com/truetouch. table 1. device ordering information [1] ordering code definitions notes 1. all devices have the following base features: 10-v tx, charge rarmor, capsense buttons, large object detection and rejection, and grip suppression. 2. 4.7-mm pitch for screen sizes up to 4.9-inch diagonal, 4.8-mm pitch for 5.0-inch diagonal screen size, 16:9 aspect ratio. lar ger screen sizes can be supported with a larger pitch. device part number base features glove package family part number sense pins typ screen size (inches) [2] max fingers tx slew rate control improved esd performance water rejection (dualsense) CYTMA445-48lqi36ae(t) 36 5.0 10 ? ? ? 48-pin qfn custom reserved for kits CYTMA445-44lqi33zz(t) 33 4.5 10 ? ? ? 44-pin qfn base CYTMA445-44lqi28aaa(t) 28 3.9 10 ?? ? 44-pin qfn CYTMA445-44lqi33aaa(t) 33 4.5 10 ?? ? 44-pin qfn CYTMA445-48lqi36aaa(t) 36 5.0 10 ?? ? 48-pin qfn water rejection (dualsense) CYTMA445-44lqi33aba(t) 33 4.5 10 ?? ? 44-pin qfn CYTMA445-48lqi36aba(t) 36 5.0 10 ?? ? 48-pin qfn CYTMA445-44lqi33aca(t) 33 4.5 10 ?? ? 44-pin qfn CYTMA445-48lqi36aca(t) 36 5.0 10 ?? ? 48-pin qfn CYTMA445-44lqi33aea(t) 33 4.5 10 ??? 44-pin qfn CYTMA445-48lqi36aea(t) 36 5.0 10 ??? 48-pin qfn custom reserved for kits CYTMA445-44lqi33zza(t) 33 4.5 10 ??? 44-pin qfn CYTMA445-48lqi36zza(t) 36 5.0 10 ??? 48-pin qfn pins/package type (##lqi) part number: 445 family code: tma = multi-touch all-points controller marketing code: cy = cypress cy tma 445 ## ##lqi features (xx) aa = base part ab/ac = base part + water rejection (dualsense) ae = base part + water rejection (dualsense) + glove zz = custom development 44lqi = 44-pin qfn 48lqi = 48-pin qfn -xx number of sense i/o (##): 28, 33, or 36 a: tx slew rate control (a) t: tape and reel (t)
document number: 001-90907 rev. *d revised february 18, 2016 page 3 of 3 charger armor? is a trademark and truetouch ? is a registered trademark of cypress semiconductor corporation. summary CYTMA445 ? cypress semiconductor corporation 2014-2016. this document is the property of cypress semiconductor corporation and its subsi diaries, 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 under its copyright rights in the software, a personal, non-exclusive, nontransferable license (without the r ight to sublicense) (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. cypress also gran ts you a personal, non-exclusive, nontransferable, license (without the right to sublicense) under 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 to the minimum extent that is necessary for you to exercise your rights under the copyright license granted in the previous sentence. any oth er use, reproduction, modification, translation, or compilation of the software is prohibited. cypress makes no warranty of any kind, express or implied, with regard to this document or any software, including, but not lim ited to, the implied warranties of merchantability and fitness for a particular purpose. cypress reserves the right to make changes to this document without further notice. cypress does not assume any liability arising out of the application or use of an y product or circuit described in this document. any informati on provided in this document, including any sample design information or programming code, is provided only for reference purposes. it is the responsibility of the user of this document to properly d esign, program, and test the functionality and safety of any application made of this information and any resulting product. cypress products are not designed, intended, or authorized for use as crit ical components in systems designed or intended for the operation of weapons, weapons systems, nuclear installations, life-support de vices or systems, other medical devices or systems (including r esuscitation equipment and surgical implants), pollution control or hazardous substances management, or other uses where the failure of the device or system could cause personal injury, death, or property damage ("unintended uses"). a critical component is any component of a device or system whose failure to perform can be reasonably expected to cause the failure of the device or syste m, or to affect its safety or effectiv eness. cypress is not liable, in whole or in part, and company shall and hereby does release cypress from any claim, damage, or other liability arising from or relate d to all unintended uses of cypress products. company shall indemnify and hold cypress harmless from and against all claims, costs, damages, and other liabilities, including claims for personal inj ury 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. document history page sales, solutions, and legal information worldwide sales and design support cypress maintains a worldwide network of offices, solution center s, manufacturer?s representatives, and distributors. to find t he office closest to you, visit us at cypress locations. products automotive cypress.co m/go/automotive clocks & buffers cypress.com/go/clocks interface cypress. com/go/interface lighting & power control cypress.com/go/powerpsoc memory cypress.com/go/memory psoc cypress.com/go/psoc touch sensing cypress.com/go/touch usb controllers cypress.com/go/usb wireless/rf cypress.com/go/wireless psoc ? solutions psoc.cypress.com/solutions psoc 1 | psoc 3 | psoc 4 | psoc 5lp cypress developer community community | forums | blogs | video | training technical support cypress.com/go/support document title: CYTMA445 truetouch ? multi-touch all-points touchscreen controller datasheet document number: 001-90907 revision ecn orig. of change submission date description of change ** 4267426 swu 02/19/2014 new datasheet *a 4379995 swu 05/14/2014 removed 24 i/o device updated refresh rate from 250 hz to 300 hz *b 4392605 swu 05/28/2014 removed proximity feature and related manufacturing part numbers. updated average power from 6.1 mw to 6.75 mw to match validated active power. *c 4466944 swu 08/08/2014 added ?datasheet? to document title. *d 5139587 elg 02/18/2016 updated ordering information. updated copyright information.
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