Texas Instruments MSP430i204x/3x/2x 混合信号微控制器

德州仪器 MSP430i204x/3x/2x 混合信号微控制器包含一个强大的 16 位 RISC CPU，一个集成了若干系统时钟、一个电源管理模块（PMM）和内置电压基准与电压监测器的基于 DCO 的时钟系统。这些混合信号微控制器还包含两到四个 24 位 Σ-Δ 型模数转换器、一个温度传感器、一个 16 位定时器、一个 eUSCI-A 模块和一个 eUSCI-B 模块、一个看门狗定时器（WDT）和多达 16 个输入输出引脚。典型应用有计量、分表计量、功率监控、工业传感器。

特性

Supply Voltage Range 2.2V to 3.6V
16-Bit RISC Architecture, up to 16.384MHz System Clock
Power Consumption
- Active Mode (AM)
  - All System Clocks Active 275µA/MHz at 16.384MHz, 3.0V, Flash Program Execution (Typical)
- Standby Mode (LPM3)
  - Watchdog Timer Active, Full RAM Retention 210µA at 3.0V (Typical)
- Off Mode (LPM4)
  - Full RAM Retention 70µA at 3.0V (Typical)
- Shutdown Mode (LPM4.5)
  - 75nA at 3.0V (Typical)
Wake Up From Standby Mode in 1µs
Memories
- Up to 32KB of Flash Main Memory
- 1KB of Flash Information Memory
- Up to 2KB of RAM
Power Management System
- Integrated LDO With 1.8V Regulated Core Supply Voltage
- Supply Voltage Monitor With Programmable Level Detection
- Brownout Detector
- Built-in Voltage Reference
- Temperature Sensor

Clock System
- 16.384MHz 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
  - I²C
  - Synchronous SPI
16-Bit Hardware Multiplier
Serial Onboard Programming, No External Programming Voltage Needed
Programmable Code Protection
On-Chip Emulation Module
Available in 28-Pin TSSOP (PW) and 32-Pin VQFN (RHB) Packages