TrueTouch Single-Touch Touchscreen Controller
TrueTouch Single-Touch Touchscreen Controller
- TrueTouch® capacitive touchscreen controller
- True single-layer ITO sensor support: no bridges
- Lowers touchscreen system cost
- Single finger position reported
- X, Y positions and Z magnitude reported
- Screen sizes up to 3.6-inch diagonal
- Up to 32 sense pins
- Fat finger detection and tracking
- Large object detection
- Self-calibrating to environmental changes
- Resistant to display noise
- Robust operation in noisy RF environment
- 1.71 V to 5.5 V input supply range
- Single supply voltage
- Compatible with 1.8 V I2C signaling
- Integrated voltage regulators: no need for dedicated voltage regulators
- Performance
- Noise-free resolution: 0.1 mm
- Accuracy with 1 finger on the touchscreen: 0.8 mm
- >110-Hz refresh rate with one finger on the touchscreen
- Best-in-class active power of 3.6 mW
- Best-in-class Low-Power state current: 0.7 mA
- Best-in-class Deep-Sleep state current: 100 nA
- Extended feature set
- Water rejection – no false touches
- Capacitive buttons supported
- On-chip gesture detection
- Single-click, double-click
- One-finger pan gestures
- Two-finger pinch/zoom gestures
- Sensor and system design
- Supports chip-on-flex and chip-on-board
- Supports plastic film and glass single-layer touch sensors
- Supports a variety of touchscreen sensor stackups
- Communication interface
- I2C slave up to 400 kbps
- SPI slave with 2 Mbps sustained data throughput
- Field upgrades through integrated bootloader
- Host development kit (HDK)
- Android driver support
- Supports custom driver development
- TrueTouch host emulator: acts as host for early prototyping
- Package options
- 32-pin 5 × 5 × 0.55 mm QFN
- 48-pin 7 × 7 × 1.0 mm QFN
- 30-ball 2.2 × 2.32 × 0.4 mm WLCSP
Характеристики
| Бренд | Rochester Electronics |
|---|---|
| Interface Type | I2C|SPI|UART |
| Operating | 1.7100, 5.5000 V |
| Type Prod | Capacitive |
| Schedule B | 8542390000 |
| HTSN | 8542390001 |
| Страна происхождения | United States |
| Family | CY8CTST242 |
| Упаковка | Tape and Reel |
SKU: CY8CTST242-LQI-01T