• Supply Voltage Range 2.2 V to 3.6 V
• 16-Bit RISC Architecture, up to 16.384-MHz System Clock
• Power Consumption
  • Active Mode (AM): All System Clocks Active 275 µA/MHz at 16.384-MHz, 3.0 V, Flash Program Execution (Typical)
  • Standby Mode (LPM3): Watchdog Timer Active, Full RAM Retention 210 µA at 3.0 V (Typical)
  • Off Mode (LPM4): Full RAM Retention 70 µA at 3.0 V (Typical)
  • Shutdown Mode (LPM4.5): 75 nA at 3.0 V (Typical)
• Wake Up From Standby Mode in 1 µs
• Memories
  • Up to 32KB of Flash Main Memory
  • 1KB of Flash Information Memory
  • Up to of 2KB of RAM
• Power Management System
  • Integrated LDO With 1.8-V Regulated Core Supply Voltage
  • Supply Voltage Monitor With Programmable Level Detection
  • Brownout Detector
  • Built-in Voltage Reference
  • Temperature Sensor
• Clock System
  • 16.384-MHz Internal DCO
  • DCO Operation With Internal or External Resistor
  • External Digital Clock Source
• Up to Four 24-Bit Sigma-Delta Analog-to-Digital Converters (ADCs) With Differential PGA Inputs
• Two 16-Bit Timers With Three Capture/Compare Registers Each
• Enhanced Universal Serial Communication Interfaces (eUSCIs)
  • eUSCI_A0
    • Enhanced UART With Automatic Baud-Rate Detection
    • IrDA Encoder and Decoder
    • Synchronous SPI
  • eUSCI_B0
    • Synchronous SPI
    • I2C
• 16-Bit Hardware Multiplier
• Serial Onboard Programming, No External Programming Voltage Needed
• Programmable Code Protection
• On-Chip Emulation Module
• Family Members are Summarized in Section 3
• Available in 28-Pin TSSOP (PW) and 32-Pin VQFN (RHB) Packages
• For Complete Module Descriptions, See the MSP430i2xx Family User's Guide (SLAU335)

• Metering
• Submetering
• Power Monitoring and Control
• Industrial Sensors

The MSP430i204x, MSP430i203x, MSP430i202x devices consist of a powerful 16-bit RISC CPU, a DCO-based clock system that generates system clocks, a power management module (PMM) with built-in voltage reference and voltage monitor, two to four 24-bit sigma-delta analog-to-digital converters (ADCs), a temperature sensor, a 16-bit hardware multiplier, two 16-bit timers, one eUSCI-A module and one eUSCI-B module, a watchdog timer (WDT), and up to 16 I/O pins.