PDF C8051F97X Download

Description

The C8051F97x MCU family combines Silicon Labs’ proven low power technology for the longest battery life of any MCU in its class with the industry’s highest performance and lowest power capacitive sensing solution to address the rapidly-growing human interface application market. The C8051F97x expands the capabilities of the popular C8051F99x low power capacitive sense family with up to 43 capacitive sensing inputs, 32 kB flash, 8 kB RAM, 7 DMA channels and a 16x16 MAC in packages as small as 4 mm x 4 mm.

Features 

1. Low Power Consumption
- 200 µA/MHz in active mode (24.5 MHz clock)
- 2 µs wakeup time
- 55 nA sleep mode with brownout detector
- 280 nA sleep mode with LFO
- 600 nA sleep mode with external crystal

2. Capacitance Sense Interface
- Supports buttons, sliders, wheels, and proximity sensing
- Fast 40 µs per channel conversion time
- 16-bit resolution, up to 43 input channels
- Auto scan and wake-on-touch
- Auto-accumulate up to 64x samples