TMA525B TrueTouch® Multi-Touch All-Points Touchscreen Controller
Application
- Wearables
Features
- Multi-touch capacitive touchscreen controller
- 32-bit ARM Cortex™ CPU
- Register configurable
- Noise suppression technologies for battery charger and display
- Waterproofing and wet-finger tracking with DualSense™
- System performance (configuration dependent)
- Screen sizes up to 3.0-inch diagonal
- Up to 24 sense pins
- Reports up to 4 fingers
- Power (configuration dependent)
- 1.71- to 1.95-V or 2.0- to 5.5-V digital and I/O supply
- 2.65- to 4.7-V analog supply
- 4-mW average power
- 5.7-µW typical deep-sleep power
- Sensor and system design (configuration dependent)
- Supports a variety of touchscreen sensors and stack-ups
- Single-layer flexible printed circuit (FPC) routing enabled by flexible TX/RX configurations
- Communication Interface
- I2C slave at 100 and 400 kbps
- Package options
- 34-ball 2.495-mm × 2.44-mm × 0.55-mm WLCSP (0.4-mm ball pitch)