Cypress CYTMA545-48LQI36ABA Truetouchâ® multi-touch all-points touchscreen controller Datasheet

CYTMA545
SUMMARY
TrueTouch® Multi-Touch All-Points
Touchscreen Controller
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)
Cypress Semiconductor Corporation
Document Number: 001-90908 Rev. **
•
❐
Best-in-class charger noise immunity
• Immunity up to 60 peak-to-peak voltage (VPP)
• 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
2
❐ I 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)
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
Water Rejection
(DualSense)
Sense
Pins
CYTMA545-44LQI33AA(T)
33
4.5
10
–
–
–
–
–
44-Pin QFN
CYTMA545-48LQI36AA(T)
36
5
10
–
–
–
–
–
48-Pin QFN
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
CYTMA545-48LQI36ZZ(T)
36
5
10
–
✔
✔
✔
✔
48-Pin QFN
Custom
Reserved for
Kits
Base
Water Rejection
(DualSense)
Custom
Reserved for
Kits
Max
Fingers
TX Slew
Rate
Control
Glove
Stylus
Face
Hover Detection
Package
Part Number
Family
Base
Advanced Features
TrueTouch
Typ Screen
Size
(inches)[2]
CYTMA545-44LQI33AAA(T)
33
4.5
10
✔
–
–
–
–
44-Pin QFN
CYTMA545-48LQI36AAA(T)
36
5
10
✔
–
–
–
–
48-Pin QFN
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
CYTMA545-48LQI36ZZA(T)
36
5
10
✔
✔
✔
✔
✔
48-Pin QFN
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
Revision
ECN
Orig. of
Change
**
4267426
SWU
Submission
Date
Description of Change
02/19/2014 New datasheet.
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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
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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
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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
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that the system conforms to the I2C Standard Specification as defined by Philips. As from October 1st, 2006 Philips Semiconductors has a new trade name - NXP Semiconductors.
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