English
Language : 

MSP430F543XA_12 Datasheet, PDF (1/104 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER
www.ti.com
MSP430F543xA, MSP430F541xA
SLAS655B – JANUARY 2010 – REVISED OCTOBER 2010
MIXED SIGNAL MICROCONTROLLER
FEATURES
1
• Low Supply Voltage Range: 1.8 V to 3.6 V
• Ultralow Power Consumption
– Active Mode (AM):
All System Clocks Active
230 µA/MHz at 8 MHz, 3.0 V, Flash Program
Execution (Typical)
110 µA/MHz at 8 MHz, 3.0 V, RAM Program
Execution (Typical)
– Standby Mode (LPM3):
Real-Time Clock With Crystal , Watchdog,
and Supply Supervisor Operational, Full
RAM Retention, Fast Wake-Up:
1.7 µA at 2.2 V, 2.1 µA at 3.0 V (Typical)
Low-Power Oscillator (VLO),
General-Purpose Counter, Watchdog, and
Supply Supervisor Operational, Full RAM
Retention, Fast Wake-Up:
1.2 µA at 3.0 V (Typical)
– Off Mode (LPM4):
Full RAM Retention, Supply Supervisor
Operational, Fast Wake-Up:
1.2 µA at 3.0 V (Typical)
– Shutdown Mode (LPM4.5):
0.1 µA at 3.0 V (Typical)
• Wake-Up From Standby Mode in Less Than
5 µs
• 16-Bit RISC Architecture
– Extended Memory
– Up to 25-MHz System Clock
• Flexible Power Management System
– Fully Integrated LDO With Programmable
Regulated Core Supply Voltage
– Supply Voltage Supervision, Monitoring,
and Brownout
• Unified Clock System
– FLL Control Loop for Frequency
Stabilization
– Low-Power/Low-Frequency Internal Clock
Source (VLO)
– Low-Frequency Trimmed Internal Reference
Source (REFO)
– 32-kHz Crystals
– High-Frequency Crystals up to 32 MHz
• 16-Bit Timer TA0, Timer_A With Five
Capture/Compare Registers
• 16-Bit Timer TA1, Timer_A With Three
Capture/Compare Registers
• 16-Bit Timer TB0, Timer_B With Seven
Capture/Compare Shadow Registers
• Up to Four Universal Serial Communication
Interfaces
– USCI_A0, USCI_A1, USCI_A2, and USCI_A3
Each Supporting
– Enhanced UART supporting
Auto-Baudrate Detection
– IrDA Encoder and Decoder
– Synchronous SPI
– USCI_B0, USCI_B1, USCI_B2, and USCI_B3
Each Supporting
– I2CTM
– Synchronous SPI
• 12-Bit Analog-to-Digital (A/D) Converter
– Internal Reference
– Sample-and-Hold
– Autoscan Feature
– 14 External Channels, 2 Internal Channels
• Hardware Multiplier Supporting 32-Bit
Operations
• Serial Onboard Programming, No External
Programming Voltage Needed
• Three Channel Internal DMA
• Basic Timer With Real-Time Clock Feature
• Family Members are Summarized in Table 1
• For Complete Module Descriptions, See the
MSP430x5xx Family User's Guide (SLAU208)
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
Copyright © 2010, Texas Instruments Incorporated