MSP430F149集成电路（IC）的微控制器规格书PDF中文资料

1.1 Features 1

• Low Supply Voltage Range, 1.8 V to 3.6 V

• Ultra-Low Power Consumption:

– Active Mode: 280 μA at 1 MHz, 2.2 V

– Standby Mode: 1.6 μA

– Off Mode (RAM Retention): 0.1 μA

• Five Power-Saving Modes

• Wakeup From Standby Mode in Less Than 6 μs

• 16-Bit RISC Architecture, 125-ns Instruction Cycle

Time

• 12-Bit Analog-to-Digital Converter (ADC) With

Internal Reference, Sample-and-Hold, and

Autoscan Feature

• 16-Bit Timer_B With Seven Capture/Compare-

With-Shadow Registers

• 16-Bit Timer_A With Three Capture/Compare

Registers

• On-Chip Comparator

• Serial Onboard Programming, No External

Programming Voltage Needed, Programmable

Code Protection by Security Fuse

• Serial Communication Interface (USART),

Functions as Asynchronous UART or Synchronous

SPI Interface

– Two USARTs (USART0, USART1) On

MSP430F14x and MSP430F14x1 Devices

– One USART (USART0) On MSP430F13x

Devices

• Family Members (Also See Device Comparison)

– MSP430F133

– 8KB + 256 Bytes of Flash Memory,

256 Bytes of RAM

– MSP430F135

– 16KB + 256 Bytes of Flash Memory,

512 Bytes of RAM

– MSP430F147, MSP430F1471

– 32KB + 256 Bytes of Flash Memory,

1KB of RAM

– MSP430F148, MSP430F1481

– 48KB + 256 Bytes of Flash Memory,

2KB of RAM

– MSP430F149, MSP430F1491

– 60KB + 256 Bytes of Flash Memory,

2KB of RAM

1.2 Applications

• Sensor Systems

• Industrial Controls

• Hand-Held Meters