MSP430FR2522 (ACTIVE) MSP430 MCU With CapTIvate technology - the Lowest Power, Most Noise-immune Capacitive Touch

• CapTIvate™ Technology – Capacitive Touch
  • Performance
    • Fast Electrode Scanning With Two Simultaneous Scans
    • Proximity Sensing
  • Reliability
    • Increased Immunity to Power Line, RF, and Other Environmental Noise
    • Built-in Spread Spectrum, Automatic Tuning, Noise Filtering, and Debouncing Algorithms
    • Enables Reliable Touch Solutions With 10-V RMS Common-Mode Noise, 4-kV Electrical Fast Transients, and 15-kV Electrostatic Discharge, Allowing for IEC‑61000-4-6, IEC-61000-4-4, and IEC‑61000-4-2 Compliance
    • Reduced RF Emissions to Simplify Electrical Designs
    • Support for Metal Touch and Water Rejection Designs
  • Flexibility
    • Up to 8 Self-Capacitance and 16 Mutual-Capacitance Electrodes
    • Mix and Match Self- and Mutual-Capacitive Electrodes in the Same Design
    • Supports Multi-Touch Functionality
    • Wide Range of Capacitance Detection, Wide Electrode Range of 0 to 300 pF
  • Low Power
    • <4-µA Wake on Touch With Two Sensors
    • Wake-on-Touch State Machine Allows Electrode Scanning While CPU is Asleep
    • Hardware Acceleration for Environmental Compensation, Filtering, and Threshold Detection
  • Ease of Use
    • CapTIvate Design Center, PC GUI Lets Engineers Design and Tune Capacitive Buttons in Real Time Without Having to Write Code
    • CapTIvate Software Library in ROM Provides Ample FRAM for Customer Application
• Embedded Microcontroller
  • 16-Bit RISC Architecture
  • Clock Supports Frequencies up to 16 MHz
  • Wide Supply Voltage Range From 3.6 V Down to 1.8 V (Minimum Supply Voltage is Restricted by SVS Levels, See the SVS Specifications)
• Optimized Ultra-Low-Power Modes
  • Active Mode: 120 µA/MHz (Typical)
  • Standby: <4 µA Wake-on-Touch With Two Sensors
  • Shutdown (LPM4.5): 36 nA without SVS
• Low-Power Ferroelectric RAM (FRAM)
  • Up to 7.5 KB of Nonvolatile Memory
  • Built-In Error Correction Code (ECC)
  • Configurable Write Protection
  • Unified Memory of Program, Constants, and Storage
  • 10¹⁵ Write Cycle Endurance
  • Radiation Resistant and Nonmagnetic
  • High FRAM-to-SRAM Ratio, up to 4:1
• High-Performance Analog
  • Up to 8-Channel 10-Bit Analog-to-Digital Converter (ADC)
    • Internal 1.5-V Reference
    • Sample-and-Hold 200 ksps
• Intelligent Digital Peripherals
  • Two 16-Bit Timer With Three Capture/Compare Registers Each (Timer_A3)
  • One 16-Bit Timer Associated With CapTIvate™ Technology
  • One 16-Bit Counter-Only RTC
  • 16-Bit Cyclic Redundancy Check (CRC)
• Enhanced Serial Communications With Support for Pin Remap Feature (See Device Comparison)
  • One eUSCI_A Supports UART, IrDA, and SPI
  • One eUSCI_B Supports SPI and I²C
• Clock System (CS)
  • On-Chip 32-kHz RC Oscillator (REFO)
  • On-Chip 16-MHz Digitally Controlled Oscillator (DCO) With Frequency-Locked Loop (FLL)
    • ±1% Accuracy With On-Chip Reference at Room Temperature
  • On-Chip Very Low-Frequency 10-kHz Oscillator (VLO)
  • On-Chip High-Frequency Modulation Oscillator (MODOSC)
  • External 32-kHz Crystal Oscillator (LFXT)
  • Programmable MCLK Prescalar of 1 to 128
  • SMCLK Derived from MCLK With Programmable Prescalar of 1, 2, 4, or 8
• General Input/Output and Pin Functionality
  • Total of 15 I/Os on VQFN-20 Package
  • 15 Interrupt Pins (P1 and P2) Can Wake MCU From Low-Power Modes
• Development Tools and Software
  • Development Tools
    • BOOSTXL-CAPKEYPAD: Use With CAPTIVATE-PGMR Programmer (Standalone or as Part of the MSP-CAPT-FR2633) or With LaunchPad™ Development Kits
    • MSP-TS430RHL20 Target Development Kit
  • Ease-of-Use Ecosystem
    • CapTIvate Design Center – Code Generation, Customizable GUI, Real-Time Tuning
• 12KB ROM Library Includes CapTIvate Touch Libraries and Driver Libraries
• Family Members (Also See Device Characteristics)
  • MSP430FR2522: 7.25KB of Program FRAM + 256B of Information FRAM + 2KB of RAM
    up to 8 Self-Capacitive and 16 Mutual-Capacitive Sensors
  • MSP430FR2512: 7.25KB of Program FRAM + 256B of Information FRAM + 2KB of RAM
    up to 4 Self-Capacitive / Mutual-Capacitive Sensors
• Package Options
  • 20-Pin: VQFN (RHL)
  • 16-Pin: TSSOP (PW)
• For Complete Module Descriptions, See the MSP430FR4xx and MSP430FR2xx Family User’s Guide

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