CYTMA545 [CYPRESS]
TrueTouch® Multi-Touch All-Points Touchscreen Controller;
| 型号： | CYTMA545 |
| 厂家： | 
CYPRESS |
| 描述： | TrueTouch® Multi-Touch All-Points Touchscreen Controller |
| 文件： | 总3页 (文件大小：314K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
CYTMA545
SUMMARY
TrueTouch® Multi-Touch All-Points
Touchscreen Controller
Features
■Multi-touch capacitive touchscreen controller
❐ 32-bit ARM Cortex™ CPU
❐ Best-in-class charger noise immunity
• Immunity up to 60 peak-to-peak voltage (VPP
)
❐ Register configurable
• Immunity to AT&T Zero charger and Duracell chargers
❐ Noise suppression technologies for battery charger and
■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
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
❐ 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
❐ Passive stylus with palm rejection
❐ Hover finger sensing
❐ Large object rejection
❐ Automatic baseline tracking to environmental changes
❐ Low-power look-for-touch mode
❐ Single-layer flexible printed circuit (FPC) routing enabled by
flexible TX/RX configurations
■Communication interface
❐ Field upgrades via bootloader
❐ I2C slave at all standard bit rates
• 100 kbps, 400 kbps, 1 Mbps, and 3.4 Mbps
❐ SPI slave bit rates up to 10 Mbps
❐ Android™ and Windows Phone 8 driver support
❐ Cypress manufacturing test kit (MTK)
❐ Touchscreen sensor self-test and ID reporting
■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)
■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)
Cypress Semiconductor Corporation
Document Number: 001-90908 Rev. **
•
198 Champion Court
•
San Jose, CA 95134-1709 • 408-943-2600
Revised February 19, 2014
SUMMARY
CYTMA545
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]
Device Family and Part Number
TrueTouch
Advanced Features
Package
Typ Screen
TX Slew
Rate
Control
Face
Sense
Pins
Max
Fingers
Family
Base
Part Number
Size
Glove Stylus Hover Detection
(inches)[2]
CYTMA545-44LQI33AA(T)
CYTMA545-48LQI36AA(T)
33
36
4.5
5
10
10
–
–
–
–
–
–
–
–
–
–
44-Pin QFN
48-Pin QFN
WaterRejection CYTMA545-44LQI33AB(T)
33
36
36
36
4.5
5
10
10
10
10
–
–
–
–
–
–
–
–
–
–
–
–
44-Pin QFN
48-Pin QFN
48-Pin QFN
48-Pin QFN
(DualSense)
CYTMA545-48LQI36AB(T)
CYTMA545-48LQI36BB(T)
5
✔
✔
✔
✔
–
–
Custom
Reserved for
Kits
CYTMA545-48LQI36ZZ(T)
5
✔
✔
Base
CYTMA545-44LQI33AAA(T)
CYTMA545-48LQI36AAA(T)
33
36
33
36
36
36
4.5
5
10
10
10
10
10
10
✔
✔
✔
✔
✔
✔
–
–
–
–
–
–
–
–
44-Pin QFN
48-Pin QFN
44-Pin QFN
48-Pin QFN
48-Pin QFN
48-Pin QFN
WaterRejection CYTMA545-44LQI33ABA(T)
(DualSense)
4.5
5
–
–
–
–
CYTMA545-48LQI36ABA(T)
–
–
–
–
CYTMA545-48LQI36BBA(T)
5
✔
✔
✔
✔
–
–
Custom
Reserved for
Kits
CYTMA545-48LQI36ZZA(T)
5
✔
✔
Ordering Code Definitions
CY TMA 545
-
##LQI ## XX A (T)
T = Tape and Reel
A = TX Slew Rate Control
Features (XX)
AA = Base
AB = Base Part + Water Rejection (DualSense)
BB = Base Part + Water Rejection (DualSense) + Stylus + Glove
ZZ = Custom Development
Number of Sense I/O (##): 33 or 36
Pins/Package Type (##LQI)
44LQI = 44-pin QFN
48LQI = 48-pin QFN
Part Number: 545
Family Code: TMA = Multi-Touch All-Points Controller
Marketing Code: CY = Cypress PSoC
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.
Document Number: 001-90908 Rev. **
Page 2 of 3
SUMMARY
CYTMA545
Document History Page
Document Title: CYTMA545 TrueTouch® Multi-Touch All-Points Touchscreen Controller
Document Number: 001-90908
Orig. of
Change
Submission
Date
Revision
ECN
Description of Change
**
4267426
SWU
02/19/2014 New datasheet.
Sales, Solutions, and Legal Information
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© 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 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.
2
2
2
Purchase of I C components from Cypress or one of its sublicensed Associated Companies conveys a license under the Philips I C Patent Rights to use these components in an I C system, provided
2
that the system conforms to the I 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.
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