AUR3852 Description
The AUR3852 is a low-cost high-resolution single chip solution for APA capacitive touch screen. It is an 8-bit single cycle 8051 microcontroller with ICP Interface. The chip includes a 12-bit successive approximation analog-to-digital converter with an I2C interface and multiplexer-switcher circuits for flexible measurement of analog signal from APA panel.
AUR3852 Key Features
- 1Mutual Capacitive Touch Sensing
- Single Power Supply: 2.8V to 3.6V Operation
- 1Supports Low Voltage to 1.8V by Built-in 1.8V
- QFN-6×6-48 Package: Up to 20 Drive Lines and
- 1QFN-7×7-56 Package: Up to 27 Drive Lines and
- 1Dedicated Internal Two-wire Serial Control Bus
- 1Single-end Integrator with Programmable Gain
- 1Multiplexed Analog Digitization with 12-bit
- ISP/IAP via I²C/UART Port (With External Clock I/O Pin Definition for UART IAP. Pin Shared with P1.7)
- Operation Temperature Range: -40°C to 85°C