CYTMA545-44LQI33AA

SUMMARY
CYTMA545
TrueTouch
®
Multi-Touch All-Points
Touchscreen Controller
Cypress Semiconductor Corporation 198 Champion Court San Jose, CA 95134-1709 408-943-2600
Document Number: 001-90908 Rev. ** Revised February 19, 2014
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 automatic mode switching
10 fingers with thin glove (≤1-mm thickness)
2 fingers with thick glove (≤5-mm thickness)
Face detection with grip suppression
Finger nail tracking
Passive stylus with palm rejection
Hover finger sensing
Large object rejection
Automatic baseline tracking to environmental changes
Low-power look-for-touch mode
Field upgrades via bootloader
Android™ and Windows Phone 8 driver support
Cypress manufacturing test kit (MTK)
Touchscreen sensor self-test and ID reporting
System performance (configuration 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)
Best-in-class charger noise immunity
Immunity up to 60 peak-to-peak voltage (V
PP
)
Immunity to AT&T Zero charger and Duracell chargers
Power (configuration dependent)
1.71- to 5.5-V digital and I/O supply
2.65- to 5.5-V analog supply
5.6-mW average power
4.5-μW typical deep-sleep power
Sensor and system design (configuration dependent)
Supports a variety of touchscreen sensors and stackups
Manhattan, diamond, and 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 rates 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
CYTMA545
Document Number: 001-90908 Rev. ** Page 2 of 3
Ordering Information
Table 1 lists the CYTMA545 TrueTouch touchscreen controllers. For information on other TrueTouch families, visit
http://www.cypress.com/truetouch.
Table 1. Device Ordering Information
[1]
Ordering Code Definitions
Device Family and Part Number TrueTouch
Advanced Features
Package
Family Part Number
Sense
Pins
Typ Screen
Size
(inches)
[2]
Max
Fingers
TX Slew
Rate
Control
Glove Stylus Hover
Face
Detection
Base CYTMA545-44LQI33AA(T) 33 4.5 10 44-Pin QFN
CYTMA545-48LQI36AA(T) 36 5 10 48-Pin QFN
Water Rejection
(DualSense)
CYTMA545-44LQI33AB(T) 33 4.5 10 44-Pin QFN
CYTMA545-48LQI36AB(T) 36 5 10 48-Pin QFN
CYTMA545-48LQI36BB(T) 36 5 10 ✔✔ ––48-Pin QFN
Custom
Reserved for
Kits
CYTMA545-48LQI36ZZ(T) 36 5 10 ✔✔✔ 48-Pin QFN
Base CYTMA545-44LQI33AAA(T) 33 4.5 10 ––– 44-Pin QFN
CYTMA545-48LQI36AAA(T) 36 5 10 ––– 48-Pin QFN
Water Rejection
(DualSense)
CYTMA545-44LQI33ABA(T) 33 4.5 10 ––– 44-Pin QFN
CYTMA545-48LQI36ABA(T) 36 5 10 ––– 48-Pin QFN
CYTMA545-48LQI36BBA(T) 36 5 10 ✔✔––48-Pin QFN
Custom
Reserved for
Kits
CYTMA545-48LQI36ZZA(T) 36 5 10 ✔✔ 48-Pin QFN
Notes
1. All devices have the following base features: 10-V TX, ChargerArmor, CapSense Buttons, Large Object Detection and Rejection, Grip Suppression, Water Rejection,
Self-capacitance, and High Noise Immunity (see Table 2 on page 6).
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. Larger screen sizes can be supported with a
larger pitch.
Pins/Package Type (##LQI)
Part Number: 545
Family Code: TMA = Multi-Touch All-Points Controller
Marketing Code: CY = Cypress PSoC
CY TMA 545 ##
##LQI
AA = Base
AB = Base Part + Water Rejection (DualSense)
BB = Base Part + Water Rejection (DualSense) + Stylus + Glove
ZZ = Custom Development
Features (XX)
44LQI = 44-pin QFN
48LQI = 48-pin QFN
-XX
Number of Sense I/O (##): 33 or 36
A
A = TX Slew Rate Control
(T)
T = Tape and Reel
Document Number: 001-90908 Rev. ** Revised February 19, 2014 Page 3 of 3
Charger Armor™ 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 Associated 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 Semiconductors.
All products and company names mentioned in this document may be the trademarks of their respective holders.
SUMMARY
CYTMA545
© Cypress Semiconductor Corporation, 2014. The information contained herein is subject to change without notice. Cypress Semiconductor Corporation assumes no responsibility for the use of any
circuitry other than circuitry embodied in a Cypress product. Nor does it convey or imply any license under patent or other rights. Cypress products are not warranted nor intended to be used for medical,
life support, life saving, critical control, or safety applications, unless pursuant to an express written agreement with Cypress. Furthermore, Cypress does not authorize its products for use as critical
components in life-support systems where a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress products in life-support systems
application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress against all charges.
Any Source Code (software and/or firmware) is owned by Cypress Semiconductor Corporation (Cypress) and is protected by and subject to worldwide patent protection (United States and foreign),
United States copyright laws and international treaty provisions. Cypress hereby grants to licensee a personal, non-exclusive, non-transferable license to copy, use, modify, create derivative works of,
and compile the Cypress Source Code and derivative works for the sole purpose of creating custom software and or firmware in support of licensee product to be used only in conjunction with a Cypress
integrated circuit as specified in the applicable agreement. Any reproduction, modification, translation, compilation, or representation of this Source Code except as specified above is prohibited without
the express written permission of Cypress.
Disclaimer: CYPRESS MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARD TO THIS MATERIAL, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Cypress reserves the right to make changes without further notice to the materials described herein. Cypress does not
assume any liability arising out of the application or use of any product or circuit described herein. Cypress does not authorize its products for use as critical components in life-support systems where
a malfunction or failure may reasonably be expected to result in significant injury to the user. The inclusion of Cypress’ product in a life-support systems application implies that the manufacturer
assumes all risk of such use and in doing so indemnifies Cypress against all charges.
Use may be limited by and subject to the applicable Cypress software license agreement.
Document History Page
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Document Title: CYTMA545 TrueTouch
®
Multi-Touch All-Points Touchscreen Controller
Document Number: 001-90908
Revision ECN
Orig. of
Change
Submission
Date
Description of Change
** 4267426 SWU 02/19/2014 New datasheet.

CYTMA545-44LQI33AA

Mfr. #:
Manufacturer:
Cypress Semiconductor
Description:
IC MCU TRUETOUCH 44QFN
Lifecycle:
New from this manufacturer.
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