FEATURES
Analog performance
160 kSPS, 16-bit, precision analog-to-digital converter (ADC)
4 dedicated voltage measurement channels
8 current measurement channels
Impedance measurement engine
High precision voltage reference
Supply noise rejection filtering
Ultralow leakage configurable switch matrix
12-bit digital-to-analog converter (DAC)
Precision instrumentation amplifier control loop
6-channel CapTouch controller
Temperature sensor
Analog hardware accelerators
Autonomous analog front-end (AFE) controller
Independent sequencer for AFE functions
Direct digital synthesizer (DDS)/arbitrary waveform
generator
Receive filters
Complex impedance measurement (DFT) engine
Processing
16 MHz ARM Cortex-M3 processor
384 kB of embedded flash memory
32 kB system SRAM
16 kB Flash configured EEPROM
Integrated full-speed USB 2.0 controller and PHY
Multilayer advanced microcontroller bus architecture
(AMBA) bus matrix
Central direct memory access (DMA) controller
Real-time clock (RTC)
General-purpose, wake-up, and watchdog timers
Communication
Input/output
I2S and beeper interface
LCD display controller (parallel and serial)
LCD segment controller
SPI, I2C, and UART peripheral interfaces
Programmable GPIOs
Power
Coin cell battery compatible
2.5 V to 3.6 V active measurement range
Power management unit (PMU)
Power-on reset (POR) and power supply monitor (PSM)
Packages and temperature range
Operating temperature range: −40°C to +85°C
Package: 120-lead, 8 mm × 8 mm CSP_BGA